YQL-19206 Move contrib/ydb/library/yql/tests/postgresql -> yql/essentials/tests/postgresql

commit_hash:46fdf59714b20cf2b61233a06e58365227d3c8b2

1 files changed, 1382 insertions, 0 deletions

diff --git a/yql/essentials/tests/postgresql/original/cases/float8.out b/yql/essentials/tests/postgresql/original/cases/float8.out
new file mode 100644
index 0000000000..fc4212b32d
--- /dev/null
+++ b/yql/essentials/tests/postgresql/original/cases/float8.out
@@ -0,0 +1,1382 @@
+--
+-- FLOAT8
+--
+CREATE TABLE FLOAT8_TBL(f1 float8);
+INSERT INTO FLOAT8_TBL(f1) VALUES ('    0.0   ');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1004.30  ');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('   -34.84');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1.2345678901234e+200');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('1.2345678901234e-200');
+-- test for underflow and overflow handling
+SELECT '10e400'::float8;
+ERROR:  "10e400" is out of range for type double precision
+LINE 1: SELECT '10e400'::float8;
+               ^
+SELECT '-10e400'::float8;
+ERROR:  "-10e400" is out of range for type double precision
+LINE 1: SELECT '-10e400'::float8;
+               ^
+SELECT '10e-400'::float8;
+ERROR:  "10e-400" is out of range for type double precision
+LINE 1: SELECT '10e-400'::float8;
+               ^
+SELECT '-10e-400'::float8;
+ERROR:  "-10e-400" is out of range for type double precision
+LINE 1: SELECT '-10e-400'::float8;
+               ^
+-- test smallest normalized input
+SELECT float8send('2.2250738585072014E-308'::float8);
+     float8send     
+--------------------
+ \x0010000000000000
+(1 row)
+
+-- bad input
+INSERT INTO FLOAT8_TBL(f1) VALUES ('');
+ERROR:  invalid input syntax for type double precision: ""
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('     ');
+ERROR:  invalid input syntax for type double precision: "     "
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('     ');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('xyz');
+ERROR:  invalid input syntax for type double precision: "xyz"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('xyz');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5.0.0');
+ERROR:  invalid input syntax for type double precision: "5.0.0"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('5.0.0');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5 . 0');
+ERROR:  invalid input syntax for type double precision: "5 . 0"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('5 . 0');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('5.   0');
+ERROR:  invalid input syntax for type double precision: "5.   0"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('5.   0');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('    - 3');
+ERROR:  invalid input syntax for type double precision: "    - 3"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('    - 3');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('123           5');
+ERROR:  invalid input syntax for type double precision: "123           5"
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('123           5');
+                                           ^
+-- special inputs
+SELECT 'NaN'::float8;
+ float8 
+--------
+    NaN
+(1 row)
+
+SELECT 'nan'::float8;
+ float8 
+--------
+    NaN
+(1 row)
+
+SELECT '   NAN  '::float8;
+ float8 
+--------
+    NaN
+(1 row)
+
+SELECT 'infinity'::float8;
+  float8  
+----------
+ Infinity
+(1 row)
+
+SELECT '          -INFINiTY   '::float8;
+  float8   
+-----------
+ -Infinity
+(1 row)
+
+-- bad special inputs
+SELECT 'N A N'::float8;
+ERROR:  invalid input syntax for type double precision: "N A N"
+LINE 1: SELECT 'N A N'::float8;
+               ^
+SELECT 'NaN x'::float8;
+ERROR:  invalid input syntax for type double precision: "NaN x"
+LINE 1: SELECT 'NaN x'::float8;
+               ^
+SELECT ' INFINITY    x'::float8;
+ERROR:  invalid input syntax for type double precision: " INFINITY    x"
+LINE 1: SELECT ' INFINITY    x'::float8;
+               ^
+SELECT 'Infinity'::float8 + 100.0;
+ ?column? 
+----------
+ Infinity
+(1 row)
+
+SELECT 'Infinity'::float8 / 'Infinity'::float8;
+ ?column? 
+----------
+      NaN
+(1 row)
+
+SELECT '42'::float8 / 'Infinity'::float8;
+ ?column? 
+----------
+        0
+(1 row)
+
+SELECT 'nan'::float8 / 'nan'::float8;
+ ?column? 
+----------
+      NaN
+(1 row)
+
+SELECT 'nan'::float8 / '0'::float8;
+ ?column? 
+----------
+      NaN
+(1 row)
+
+SELECT 'nan'::numeric::float8;
+ float8 
+--------
+    NaN
+(1 row)
+
+SELECT * FROM FLOAT8_TBL;
+          f1          
+----------------------
+                    0
+               1004.3
+               -34.84
+ 1.2345678901234e+200
+ 1.2345678901234e-200
+(5 rows)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 <> '1004.3';
+          f1          
+----------------------
+                    0
+               -34.84
+ 1.2345678901234e+200
+ 1.2345678901234e-200
+(4 rows)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE f.f1 = '1004.3';
+   f1   
+--------
+ 1004.3
+(1 row)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE '1004.3' > f.f1;
+          f1          
+----------------------
+                    0
+               -34.84
+ 1.2345678901234e-200
+(3 rows)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE  f.f1 < '1004.3';
+          f1          
+----------------------
+                    0
+               -34.84
+ 1.2345678901234e-200
+(3 rows)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE '1004.3' >= f.f1;
+          f1          
+----------------------
+                    0
+               1004.3
+               -34.84
+ 1.2345678901234e-200
+(4 rows)
+
+SELECT f.* FROM FLOAT8_TBL f WHERE  f.f1 <= '1004.3';
+          f1          
+----------------------
+                    0
+               1004.3
+               -34.84
+ 1.2345678901234e-200
+(4 rows)
+
+SELECT f.f1, f.f1 * '-10' AS x
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |           x           
+----------------------+-----------------------
+               1004.3 |                -10043
+ 1.2345678901234e+200 | -1.2345678901234e+201
+ 1.2345678901234e-200 | -1.2345678901234e-199
+(3 rows)
+
+SELECT f.f1, f.f1 + '-10' AS x
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |          x           
+----------------------+----------------------
+               1004.3 |                994.3
+ 1.2345678901234e+200 | 1.2345678901234e+200
+ 1.2345678901234e-200 |                  -10
+(3 rows)
+
+SELECT f.f1, f.f1 / '-10' AS x
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |           x           
+----------------------+-----------------------
+               1004.3 |   -100.42999999999999
+ 1.2345678901234e+200 | -1.2345678901234e+199
+ 1.2345678901234e-200 | -1.2345678901234e-201
+(3 rows)
+
+SELECT f.f1, f.f1 - '-10' AS x
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |          x           
+----------------------+----------------------
+               1004.3 |               1014.3
+ 1.2345678901234e+200 | 1.2345678901234e+200
+ 1.2345678901234e-200 |                   10
+(3 rows)
+
+SELECT f.f1 ^ '2.0' AS square_f1
+   FROM FLOAT8_TBL f where f.f1 = '1004.3';
+     square_f1      
+--------------------
+ 1008618.4899999999
+(1 row)
+
+-- absolute value
+SELECT f.f1, @f.f1 AS abs_f1
+   FROM FLOAT8_TBL f;
+          f1          |        abs_f1        
+----------------------+----------------------
+                    0 |                    0
+               1004.3 |               1004.3
+               -34.84 |                34.84
+ 1.2345678901234e+200 | 1.2345678901234e+200
+ 1.2345678901234e-200 | 1.2345678901234e-200
+(5 rows)
+
+-- truncate
+SELECT f.f1, trunc(f.f1) AS trunc_f1
+   FROM FLOAT8_TBL f;
+          f1          |       trunc_f1       
+----------------------+----------------------
+                    0 |                    0
+               1004.3 |                 1004
+               -34.84 |                  -34
+ 1.2345678901234e+200 | 1.2345678901234e+200
+ 1.2345678901234e-200 |                    0
+(5 rows)
+
+-- round
+SELECT f.f1, round(f.f1) AS round_f1
+   FROM FLOAT8_TBL f;
+          f1          |       round_f1       
+----------------------+----------------------
+                    0 |                    0
+               1004.3 |                 1004
+               -34.84 |                  -35
+ 1.2345678901234e+200 | 1.2345678901234e+200
+ 1.2345678901234e-200 |                    0
+(5 rows)
+
+-- ceil / ceiling
+select ceil(f1) as ceil_f1 from float8_tbl f;
+       ceil_f1        
+----------------------
+                    0
+                 1005
+                  -34
+ 1.2345678901234e+200
+                    1
+(5 rows)
+
+select ceiling(f1) as ceiling_f1 from float8_tbl f;
+      ceiling_f1      
+----------------------
+                    0
+                 1005
+                  -34
+ 1.2345678901234e+200
+                    1
+(5 rows)
+
+-- floor
+select floor(f1) as floor_f1 from float8_tbl f;
+       floor_f1       
+----------------------
+                    0
+                 1004
+                  -35
+ 1.2345678901234e+200
+                    0
+(5 rows)
+
+-- sign
+select sign(f1) as sign_f1 from float8_tbl f;
+ sign_f1 
+---------
+       0
+       1
+      -1
+       1
+       1
+(5 rows)
+
+-- avoid bit-exact output here because operations may not be bit-exact.
+SET extra_float_digits = 0;
+-- square root
+SELECT sqrt(float8 '64') AS eight;
+ eight 
+-------
+     8
+(1 row)
+
+SELECT |/ float8 '64' AS eight;
+ eight 
+-------
+     8
+(1 row)
+
+SELECT f.f1, |/f.f1 AS sqrt_f1
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |        sqrt_f1        
+----------------------+-----------------------
+               1004.3 |      31.6906926399535
+ 1.2345678901234e+200 | 1.11111110611109e+100
+ 1.2345678901234e-200 | 1.11111110611109e-100
+(3 rows)
+
+-- power
+SELECT power(float8 '144', float8 '0.5');
+ power 
+-------
+    12
+(1 row)
+
+SELECT power(float8 'NaN', float8 '0.5');
+ power 
+-------
+   NaN
+(1 row)
+
+SELECT power(float8 '144', float8 'NaN');
+ power 
+-------
+   NaN
+(1 row)
+
+SELECT power(float8 'NaN', float8 'NaN');
+ power 
+-------
+   NaN
+(1 row)
+
+SELECT power(float8 '-1', float8 'NaN');
+ power 
+-------
+   NaN
+(1 row)
+
+SELECT power(float8 '1', float8 'NaN');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 'NaN', float8 '0');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 'inf', float8 '0');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '-inf', float8 '0');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '0', float8 'inf');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 '0', float8 '-inf');
+ERROR:  zero raised to a negative power is undefined
+SELECT power(float8 '1', float8 'inf');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '1', float8 '-inf');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '-1', float8 'inf');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '-1', float8 '-inf');
+ power 
+-------
+     1
+(1 row)
+
+SELECT power(float8 '0.1', float8 'inf');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 '-0.1', float8 'inf');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 '1.1', float8 'inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '-1.1', float8 'inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '0.1', float8 '-inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '-0.1', float8 '-inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '1.1', float8 '-inf');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 '-1.1', float8 '-inf');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 'inf', float8 '-2');
+ power 
+-------
+     0
+(1 row)
+
+SELECT power(float8 'inf', float8 '2');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 'inf', float8 'inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 'inf', float8 '-inf');
+ power 
+-------
+     0
+(1 row)
+
+-- Intel's icc misoptimizes the code that controls the sign of this result,
+-- even with -mp1.  Pending a fix for that, only test for "is it zero".
+SELECT power(float8 '-inf', float8 '-2') = '0';
+ ?column? 
+----------
+ t
+(1 row)
+
+SELECT power(float8 '-inf', float8 '-3');
+ power 
+-------
+    -0
+(1 row)
+
+SELECT power(float8 '-inf', float8 '2');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '-inf', float8 '3');
+   power   
+-----------
+ -Infinity
+(1 row)
+
+SELECT power(float8 '-inf', float8 '3.5');
+ERROR:  a negative number raised to a non-integer power yields a complex result
+SELECT power(float8 '-inf', float8 'inf');
+  power   
+----------
+ Infinity
+(1 row)
+
+SELECT power(float8 '-inf', float8 '-inf');
+ power 
+-------
+     0
+(1 row)
+
+-- take exp of ln(f.f1)
+SELECT f.f1, exp(ln(f.f1)) AS exp_ln_f1
+   FROM FLOAT8_TBL f
+   WHERE f.f1 > '0.0';
+          f1          |       exp_ln_f1       
+----------------------+-----------------------
+               1004.3 |                1004.3
+ 1.2345678901234e+200 | 1.23456789012338e+200
+ 1.2345678901234e-200 | 1.23456789012339e-200
+(3 rows)
+
+-- check edge cases for exp
+SELECT exp('inf'::float8), exp('-inf'::float8), exp('nan'::float8);
+   exp    | exp | exp 
+----------+-----+-----
+ Infinity |   0 | NaN
+(1 row)
+
+-- cube root
+SELECT ||/ float8 '27' AS three;
+ three 
+-------
+     3
+(1 row)
+
+SELECT f.f1, ||/f.f1 AS cbrt_f1 FROM FLOAT8_TBL f;
+          f1          |       cbrt_f1        
+----------------------+----------------------
+                    0 |                    0
+               1004.3 |      10.014312837827
+               -34.84 |    -3.26607421344208
+ 1.2345678901234e+200 | 4.97933859234765e+66
+ 1.2345678901234e-200 |  2.3112042409018e-67
+(5 rows)
+
+SELECT * FROM FLOAT8_TBL;
+          f1          
+----------------------
+                    0
+               1004.3
+               -34.84
+ 1.2345678901234e+200
+ 1.2345678901234e-200
+(5 rows)
+
+UPDATE FLOAT8_TBL
+   SET f1 = FLOAT8_TBL.f1 * '-1'
+   WHERE FLOAT8_TBL.f1 > '0.0';
+SELECT f.f1 * '1e200' from FLOAT8_TBL f;
+ERROR:  value out of range: overflow
+SELECT f.f1 ^ '1e200' from FLOAT8_TBL f;
+ERROR:  value out of range: overflow
+SELECT 0 ^ 0 + 0 ^ 1 + 0 ^ 0.0 + 0 ^ 0.5;
+ ?column? 
+----------
+        2
+(1 row)
+
+SELECT ln(f.f1) from FLOAT8_TBL f where f.f1 = '0.0' ;
+ERROR:  cannot take logarithm of zero
+SELECT ln(f.f1) from FLOAT8_TBL f where f.f1 < '0.0' ;
+ERROR:  cannot take logarithm of a negative number
+SELECT exp(f.f1) from FLOAT8_TBL f;
+ERROR:  value out of range: underflow
+SELECT f.f1 / '0.0' from FLOAT8_TBL f;
+ERROR:  division by zero
+SELECT * FROM FLOAT8_TBL;
+          f1           
+-----------------------
+                     0
+                -34.84
+               -1004.3
+ -1.2345678901234e+200
+ -1.2345678901234e-200
+(5 rows)
+
+-- hyperbolic functions
+-- we run these with extra_float_digits = 0 too, since different platforms
+-- tend to produce results that vary in the last place.
+SELECT sinh(float8 '1');
+      sinh       
+-----------------
+ 1.1752011936438
+(1 row)
+
+SELECT cosh(float8 '1');
+       cosh       
+------------------
+ 1.54308063481524
+(1 row)
+
+SELECT tanh(float8 '1');
+       tanh        
+-------------------
+ 0.761594155955765
+(1 row)
+
+SELECT asinh(float8 '1');
+       asinh       
+-------------------
+ 0.881373587019543
+(1 row)
+
+SELECT acosh(float8 '2');
+      acosh       
+------------------
+ 1.31695789692482
+(1 row)
+
+SELECT atanh(float8 '0.5');
+       atanh       
+-------------------
+ 0.549306144334055
+(1 row)
+
+-- test Inf/NaN cases for hyperbolic functions
+SELECT sinh(float8 'infinity');
+   sinh   
+----------
+ Infinity
+(1 row)
+
+SELECT sinh(float8 '-infinity');
+   sinh    
+-----------
+ -Infinity
+(1 row)
+
+SELECT sinh(float8 'nan');
+ sinh 
+------
+  NaN
+(1 row)
+
+SELECT cosh(float8 'infinity');
+   cosh   
+----------
+ Infinity
+(1 row)
+
+SELECT cosh(float8 '-infinity');
+   cosh   
+----------
+ Infinity
+(1 row)
+
+SELECT cosh(float8 'nan');
+ cosh 
+------
+  NaN
+(1 row)
+
+SELECT tanh(float8 'infinity');
+ tanh 
+------
+    1
+(1 row)
+
+SELECT tanh(float8 '-infinity');
+ tanh 
+------
+   -1
+(1 row)
+
+SELECT tanh(float8 'nan');
+ tanh 
+------
+  NaN
+(1 row)
+
+SELECT asinh(float8 'infinity');
+  asinh   
+----------
+ Infinity
+(1 row)
+
+SELECT asinh(float8 '-infinity');
+   asinh   
+-----------
+ -Infinity
+(1 row)
+
+SELECT asinh(float8 'nan');
+ asinh 
+-------
+   NaN
+(1 row)
+
+-- acosh(Inf) should be Inf, but some mingw versions produce NaN, so skip test
+-- SELECT acosh(float8 'infinity');
+SELECT acosh(float8 '-infinity');
+ERROR:  input is out of range
+SELECT acosh(float8 'nan');
+ acosh 
+-------
+   NaN
+(1 row)
+
+SELECT atanh(float8 'infinity');
+ERROR:  input is out of range
+SELECT atanh(float8 '-infinity');
+ERROR:  input is out of range
+SELECT atanh(float8 'nan');
+ atanh 
+-------
+   NaN
+(1 row)
+
+RESET extra_float_digits;
+-- test for over- and underflow
+INSERT INTO FLOAT8_TBL(f1) VALUES ('10e400');
+ERROR:  "10e400" is out of range for type double precision
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('10e400');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e400');
+ERROR:  "-10e400" is out of range for type double precision
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e400');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('10e-400');
+ERROR:  "10e-400" is out of range for type double precision
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('10e-400');
+                                           ^
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e-400');
+ERROR:  "-10e-400" is out of range for type double precision
+LINE 1: INSERT INTO FLOAT8_TBL(f1) VALUES ('-10e-400');
+                                           ^
+-- maintain external table consistency across platforms
+-- delete all values and reinsert well-behaved ones
+DELETE FROM FLOAT8_TBL;
+INSERT INTO FLOAT8_TBL(f1) VALUES ('0.0');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-34.84');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1004.30');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1.2345678901234e+200');
+INSERT INTO FLOAT8_TBL(f1) VALUES ('-1.2345678901234e-200');
+SELECT * FROM FLOAT8_TBL;
+          f1           
+-----------------------
+                     0
+                -34.84
+               -1004.3
+ -1.2345678901234e+200
+ -1.2345678901234e-200
+(5 rows)
+
+-- test edge-case coercions to integer
+SELECT '32767.4'::float8::int2;
+ int2  
+-------
+ 32767
+(1 row)
+
+SELECT '32767.6'::float8::int2;
+ERROR:  smallint out of range
+SELECT '-32768.4'::float8::int2;
+  int2  
+--------
+ -32768
+(1 row)
+
+SELECT '-32768.6'::float8::int2;
+ERROR:  smallint out of range
+SELECT '2147483647.4'::float8::int4;
+    int4    
+------------
+ 2147483647
+(1 row)
+
+SELECT '2147483647.6'::float8::int4;
+ERROR:  integer out of range
+SELECT '-2147483648.4'::float8::int4;
+    int4     
+-------------
+ -2147483648
+(1 row)
+
+SELECT '-2147483648.6'::float8::int4;
+ERROR:  integer out of range
+SELECT '9223372036854773760'::float8::int8;
+        int8         
+---------------------
+ 9223372036854773760
+(1 row)
+
+SELECT '9223372036854775807'::float8::int8;
+ERROR:  bigint out of range
+SELECT '-9223372036854775808.5'::float8::int8;
+         int8         
+----------------------
+ -9223372036854775808
+(1 row)
+
+SELECT '-9223372036854780000'::float8::int8;
+ERROR:  bigint out of range
+-- test exact cases for trigonometric functions in degrees
+SELECT x,
+       sind(x),
+       sind(x) IN (-1,-0.5,0,0.5,1) AS sind_exact
+FROM (VALUES (0), (30), (90), (150), (180),
+      (210), (270), (330), (360)) AS t(x);
+  x  | sind | sind_exact 
+-----+------+------------
+   0 |    0 | t
+  30 |  0.5 | t
+  90 |    1 | t
+ 150 |  0.5 | t
+ 180 |    0 | t
+ 210 | -0.5 | t
+ 270 |   -1 | t
+ 330 | -0.5 | t
+ 360 |    0 | t
+(9 rows)
+
+SELECT x,
+       cosd(x),
+       cosd(x) IN (-1,-0.5,0,0.5,1) AS cosd_exact
+FROM (VALUES (0), (60), (90), (120), (180),
+      (240), (270), (300), (360)) AS t(x);
+  x  | cosd | cosd_exact 
+-----+------+------------
+   0 |    1 | t
+  60 |  0.5 | t
+  90 |    0 | t
+ 120 | -0.5 | t
+ 180 |   -1 | t
+ 240 | -0.5 | t
+ 270 |    0 | t
+ 300 |  0.5 | t
+ 360 |    1 | t
+(9 rows)
+
+SELECT x,
+       tand(x),
+       tand(x) IN ('-Infinity'::float8,-1,0,
+                   1,'Infinity'::float8) AS tand_exact,
+       cotd(x),
+       cotd(x) IN ('-Infinity'::float8,-1,0,
+                   1,'Infinity'::float8) AS cotd_exact
+FROM (VALUES (0), (45), (90), (135), (180),
+      (225), (270), (315), (360)) AS t(x);
+  x  |   tand    | tand_exact |   cotd    | cotd_exact 
+-----+-----------+------------+-----------+------------
+   0 |         0 | t          |  Infinity | t
+  45 |         1 | t          |         1 | t
+  90 |  Infinity | t          |         0 | t
+ 135 |        -1 | t          |        -1 | t
+ 180 |         0 | t          | -Infinity | t
+ 225 |         1 | t          |         1 | t
+ 270 | -Infinity | t          |         0 | t
+ 315 |        -1 | t          |        -1 | t
+ 360 |         0 | t          |  Infinity | t
+(9 rows)
+
+SELECT x,
+       asind(x),
+       asind(x) IN (-90,-30,0,30,90) AS asind_exact,
+       acosd(x),
+       acosd(x) IN (0,60,90,120,180) AS acosd_exact
+FROM (VALUES (-1), (-0.5), (0), (0.5), (1)) AS t(x);
+  x   | asind | asind_exact | acosd | acosd_exact 
+------+-------+-------------+-------+-------------
+   -1 |   -90 | t           |   180 | t
+ -0.5 |   -30 | t           |   120 | t
+    0 |     0 | t           |    90 | t
+  0.5 |    30 | t           |    60 | t
+    1 |    90 | t           |     0 | t
+(5 rows)
+
+SELECT x,
+       atand(x),
+       atand(x) IN (-90,-45,0,45,90) AS atand_exact
+FROM (VALUES ('-Infinity'::float8), (-1), (0), (1),
+      ('Infinity'::float8)) AS t(x);
+     x     | atand | atand_exact 
+-----------+-------+-------------
+ -Infinity |   -90 | t
+        -1 |   -45 | t
+         0 |     0 | t
+         1 |    45 | t
+  Infinity |    90 | t
+(5 rows)
+
+SELECT x, y,
+       atan2d(y, x),
+       atan2d(y, x) IN (-90,0,90,180) AS atan2d_exact
+FROM (SELECT 10*cosd(a), 10*sind(a)
+      FROM generate_series(0, 360, 90) AS t(a)) AS t(x,y);
+  x  |  y  | atan2d | atan2d_exact 
+-----+-----+--------+--------------
+  10 |   0 |      0 | t
+   0 |  10 |     90 | t
+ -10 |   0 |    180 | t
+   0 | -10 |    -90 | t
+  10 |   0 |      0 | t
+(5 rows)
+
+--
+-- test output (and round-trip safety) of various values.
+-- To ensure we're testing what we think we're testing, start with
+-- float values specified by bit patterns (as a useful side effect,
+-- this means we'll fail on non-IEEE platforms).
+create type xfloat8;
+create function xfloat8in(cstring) returns xfloat8 immutable strict
+  language internal as 'int8in';
+NOTICE:  return type xfloat8 is only a shell
+create function xfloat8out(xfloat8) returns cstring immutable strict
+  language internal as 'int8out';
+NOTICE:  argument type xfloat8 is only a shell
+create type xfloat8 (input = xfloat8in, output = xfloat8out, like = float8);
+create cast (xfloat8 as float8) without function;
+create cast (float8 as xfloat8) without function;
+create cast (xfloat8 as bigint) without function;
+create cast (bigint as xfloat8) without function;
+-- float8: seeeeeee eeeeeeee eeeeeeee mmmmmmmm mmmmmmmm(x4)
+-- we don't care to assume the platform's strtod() handles subnormals
+-- correctly; those are "use at your own risk". However we do test
+-- subnormal outputs, since those are under our control.
+with testdata(bits) as (values
+  -- small subnormals
+  (x'0000000000000001'),
+  (x'0000000000000002'), (x'0000000000000003'),
+  (x'0000000000001000'), (x'0000000100000000'),
+  (x'0000010000000000'), (x'0000010100000000'),
+  (x'0000400000000000'), (x'0000400100000000'),
+  (x'0000800000000000'), (x'0000800000000001'),
+  -- these values taken from upstream testsuite
+  (x'00000000000f4240'),
+  (x'00000000016e3600'),
+  (x'0000008cdcdea440'),
+  -- borderline between subnormal and normal
+  (x'000ffffffffffff0'), (x'000ffffffffffff1'),
+  (x'000ffffffffffffe'), (x'000fffffffffffff'))
+select float8send(flt) as ibits,
+       flt
+  from (select bits::bigint::xfloat8::float8 as flt
+          from testdata
+	offset 0) s;
+       ibits        |           flt           
+--------------------+-------------------------
+ \x0000000000000001 |                  5e-324
+ \x0000000000000002 |                  1e-323
+ \x0000000000000003 |                1.5e-323
+ \x0000000000001000 |             2.0237e-320
+ \x0000000100000000 |        2.121995791e-314
+ \x0000010000000000 |      5.43230922487e-312
+ \x0000010100000000 |      5.45352918278e-312
+ \x0000400000000000 |    3.4766779039175e-310
+ \x0000400100000000 |    3.4768901034966e-310
+ \x0000800000000000 |     6.953355807835e-310
+ \x0000800000000001 |   6.95335580783505e-310
+ \x00000000000f4240 |           4.940656e-318
+ \x00000000016e3600 |         1.18575755e-316
+ \x0000008cdcdea440 |     2.989102097996e-312
+ \x000ffffffffffff0 | 2.2250738585071935e-308
+ \x000ffffffffffff1 |  2.225073858507194e-308
+ \x000ffffffffffffe | 2.2250738585072004e-308
+ \x000fffffffffffff |  2.225073858507201e-308
+(18 rows)
+
+-- round-trip tests
+with testdata(bits) as (values
+  (x'0000000000000000'),
+  -- smallest normal values
+  (x'0010000000000000'), (x'0010000000000001'),
+  (x'0010000000000002'), (x'0018000000000000'),
+  --
+  (x'3ddb7cdfd9d7bdba'), (x'3ddb7cdfd9d7bdbb'), (x'3ddb7cdfd9d7bdbc'),
+  (x'3e112e0be826d694'), (x'3e112e0be826d695'), (x'3e112e0be826d696'),
+  (x'3e45798ee2308c39'), (x'3e45798ee2308c3a'), (x'3e45798ee2308c3b'),
+  (x'3e7ad7f29abcaf47'), (x'3e7ad7f29abcaf48'), (x'3e7ad7f29abcaf49'),
+  (x'3eb0c6f7a0b5ed8c'), (x'3eb0c6f7a0b5ed8d'), (x'3eb0c6f7a0b5ed8e'),
+  (x'3ee4f8b588e368ef'), (x'3ee4f8b588e368f0'), (x'3ee4f8b588e368f1'),
+  (x'3f1a36e2eb1c432c'), (x'3f1a36e2eb1c432d'), (x'3f1a36e2eb1c432e'),
+  (x'3f50624dd2f1a9fb'), (x'3f50624dd2f1a9fc'), (x'3f50624dd2f1a9fd'),
+  (x'3f847ae147ae147a'), (x'3f847ae147ae147b'), (x'3f847ae147ae147c'),
+  (x'3fb9999999999999'), (x'3fb999999999999a'), (x'3fb999999999999b'),
+  -- values very close to 1
+  (x'3feffffffffffff0'), (x'3feffffffffffff1'), (x'3feffffffffffff2'),
+  (x'3feffffffffffff3'), (x'3feffffffffffff4'), (x'3feffffffffffff5'),
+  (x'3feffffffffffff6'), (x'3feffffffffffff7'), (x'3feffffffffffff8'),
+  (x'3feffffffffffff9'), (x'3feffffffffffffa'), (x'3feffffffffffffb'),
+  (x'3feffffffffffffc'), (x'3feffffffffffffd'), (x'3feffffffffffffe'),
+  (x'3fefffffffffffff'),
+  (x'3ff0000000000000'),
+  (x'3ff0000000000001'), (x'3ff0000000000002'), (x'3ff0000000000003'),
+  (x'3ff0000000000004'), (x'3ff0000000000005'), (x'3ff0000000000006'),
+  (x'3ff0000000000007'), (x'3ff0000000000008'), (x'3ff0000000000009'),
+  --
+  (x'3ff921fb54442d18'),
+  (x'4005bf0a8b14576a'),
+  (x'400921fb54442d18'),
+  --
+  (x'4023ffffffffffff'), (x'4024000000000000'), (x'4024000000000001'),
+  (x'4058ffffffffffff'), (x'4059000000000000'), (x'4059000000000001'),
+  (x'408f3fffffffffff'), (x'408f400000000000'), (x'408f400000000001'),
+  (x'40c387ffffffffff'), (x'40c3880000000000'), (x'40c3880000000001'),
+  (x'40f869ffffffffff'), (x'40f86a0000000000'), (x'40f86a0000000001'),
+  (x'412e847fffffffff'), (x'412e848000000000'), (x'412e848000000001'),
+  (x'416312cfffffffff'), (x'416312d000000000'), (x'416312d000000001'),
+  (x'4197d783ffffffff'), (x'4197d78400000000'), (x'4197d78400000001'),
+  (x'41cdcd64ffffffff'), (x'41cdcd6500000000'), (x'41cdcd6500000001'),
+  (x'4202a05f1fffffff'), (x'4202a05f20000000'), (x'4202a05f20000001'),
+  (x'42374876e7ffffff'), (x'42374876e8000000'), (x'42374876e8000001'),
+  (x'426d1a94a1ffffff'), (x'426d1a94a2000000'), (x'426d1a94a2000001'),
+  (x'42a2309ce53fffff'), (x'42a2309ce5400000'), (x'42a2309ce5400001'),
+  (x'42d6bcc41e8fffff'), (x'42d6bcc41e900000'), (x'42d6bcc41e900001'),
+  (x'430c6bf52633ffff'), (x'430c6bf526340000'), (x'430c6bf526340001'),
+  (x'4341c37937e07fff'), (x'4341c37937e08000'), (x'4341c37937e08001'),
+  (x'4376345785d89fff'), (x'4376345785d8a000'), (x'4376345785d8a001'),
+  (x'43abc16d674ec7ff'), (x'43abc16d674ec800'), (x'43abc16d674ec801'),
+  (x'43e158e460913cff'), (x'43e158e460913d00'), (x'43e158e460913d01'),
+  (x'4415af1d78b58c3f'), (x'4415af1d78b58c40'), (x'4415af1d78b58c41'),
+  (x'444b1ae4d6e2ef4f'), (x'444b1ae4d6e2ef50'), (x'444b1ae4d6e2ef51'),
+  (x'4480f0cf064dd591'), (x'4480f0cf064dd592'), (x'4480f0cf064dd593'),
+  (x'44b52d02c7e14af5'), (x'44b52d02c7e14af6'), (x'44b52d02c7e14af7'),
+  (x'44ea784379d99db3'), (x'44ea784379d99db4'), (x'44ea784379d99db5'),
+  (x'45208b2a2c280290'), (x'45208b2a2c280291'), (x'45208b2a2c280292'),
+  --
+  (x'7feffffffffffffe'), (x'7fefffffffffffff'),
+  -- round to even tests (+ve)
+  (x'4350000000000002'),
+  (x'4350000000002e06'),
+  (x'4352000000000003'),
+  (x'4352000000000004'),
+  (x'4358000000000003'),
+  (x'4358000000000004'),
+  (x'435f000000000020'),
+  -- round to even tests (-ve)
+  (x'c350000000000002'),
+  (x'c350000000002e06'),
+  (x'c352000000000003'),
+  (x'c352000000000004'),
+  (x'c358000000000003'),
+  (x'c358000000000004'),
+  (x'c35f000000000020'),
+  -- exercise fixed-point memmoves
+  (x'42dc12218377de66'),
+  (x'42a674e79c5fe51f'),
+  (x'4271f71fb04cb74c'),
+  (x'423cbe991a145879'),
+  (x'4206fee0e1a9e061'),
+  (x'41d26580b487e6b4'),
+  (x'419d6f34540ca453'),
+  (x'41678c29dcd6e9dc'),
+  (x'4132d687e3df217d'),
+  (x'40fe240c9fcb68c8'),
+  (x'40c81cd6e63c53d3'),
+  (x'40934a4584fd0fdc'),
+  (x'405edd3c07fb4c93'),
+  (x'4028b0fcd32f7076'),
+  (x'3ff3c0ca428c59f8'),
+  -- these cases come from the upstream's testsuite
+  -- LotsOfTrailingZeros)
+  (x'3e60000000000000'),
+  -- Regression
+  (x'c352bd2668e077c4'),
+  (x'434018601510c000'),
+  (x'43d055dc36f24000'),
+  (x'43e052961c6f8000'),
+  (x'3ff3c0ca2a5b1d5d'),
+  -- LooksLikePow5
+  (x'4830f0cf064dd592'),
+  (x'4840f0cf064dd592'),
+  (x'4850f0cf064dd592'),
+  -- OutputLength
+  (x'3ff3333333333333'),
+  (x'3ff3ae147ae147ae'),
+  (x'3ff3be76c8b43958'),
+  (x'3ff3c083126e978d'),
+  (x'3ff3c0c1fc8f3238'),
+  (x'3ff3c0c9539b8887'),
+  (x'3ff3c0ca2a5b1d5d'),
+  (x'3ff3c0ca4283de1b'),
+  (x'3ff3c0ca43db770a'),
+  (x'3ff3c0ca428abd53'),
+  (x'3ff3c0ca428c1d2b'),
+  (x'3ff3c0ca428c51f2'),
+  (x'3ff3c0ca428c58fc'),
+  (x'3ff3c0ca428c59dd'),
+  (x'3ff3c0ca428c59f8'),
+  (x'3ff3c0ca428c59fb'),
+  -- 32-bit chunking
+  (x'40112e0be8047a7d'),
+  (x'40112e0be815a889'),
+  (x'40112e0be826d695'),
+  (x'40112e0be83804a1'),
+  (x'40112e0be84932ad'),
+  -- MinMaxShift
+  (x'0040000000000000'),
+  (x'007fffffffffffff'),
+  (x'0290000000000000'),
+  (x'029fffffffffffff'),
+  (x'4350000000000000'),
+  (x'435fffffffffffff'),
+  (x'1330000000000000'),
+  (x'133fffffffffffff'),
+  (x'3a6fa7161a4d6e0c')
+)
+select float8send(flt) as ibits,
+       flt,
+       flt::text::float8 as r_flt,
+       float8send(flt::text::float8) as obits,
+       float8send(flt::text::float8) = float8send(flt) as correct
+  from (select bits::bigint::xfloat8::float8 as flt
+          from testdata
+	offset 0) s;
+       ibits        |           flt           |          r_flt          |       obits        | correct 
+--------------------+-------------------------+-------------------------+--------------------+---------
+ \x0000000000000000 |                       0 |                       0 | \x0000000000000000 | t
+ \x0010000000000000 | 2.2250738585072014e-308 | 2.2250738585072014e-308 | \x0010000000000000 | t
+ \x0010000000000001 |  2.225073858507202e-308 |  2.225073858507202e-308 | \x0010000000000001 | t
+ \x0010000000000002 | 2.2250738585072024e-308 | 2.2250738585072024e-308 | \x0010000000000002 | t
+ \x0018000000000000 |  3.337610787760802e-308 |  3.337610787760802e-308 | \x0018000000000000 | t
+ \x3ddb7cdfd9d7bdba |   9.999999999999999e-11 |   9.999999999999999e-11 | \x3ddb7cdfd9d7bdba | t
+ \x3ddb7cdfd9d7bdbb |                   1e-10 |                   1e-10 | \x3ddb7cdfd9d7bdbb | t
+ \x3ddb7cdfd9d7bdbc |  1.0000000000000002e-10 |  1.0000000000000002e-10 | \x3ddb7cdfd9d7bdbc | t
+ \x3e112e0be826d694 |   9.999999999999999e-10 |   9.999999999999999e-10 | \x3e112e0be826d694 | t
+ \x3e112e0be826d695 |                   1e-09 |                   1e-09 | \x3e112e0be826d695 | t
+ \x3e112e0be826d696 |  1.0000000000000003e-09 |  1.0000000000000003e-09 | \x3e112e0be826d696 | t
+ \x3e45798ee2308c39 |   9.999999999999999e-09 |   9.999999999999999e-09 | \x3e45798ee2308c39 | t
+ \x3e45798ee2308c3a |                   1e-08 |                   1e-08 | \x3e45798ee2308c3a | t
+ \x3e45798ee2308c3b |  1.0000000000000002e-08 |  1.0000000000000002e-08 | \x3e45798ee2308c3b | t
+ \x3e7ad7f29abcaf47 |   9.999999999999998e-08 |   9.999999999999998e-08 | \x3e7ad7f29abcaf47 | t
+ \x3e7ad7f29abcaf48 |                   1e-07 |                   1e-07 | \x3e7ad7f29abcaf48 | t
+ \x3e7ad7f29abcaf49 |  1.0000000000000001e-07 |  1.0000000000000001e-07 | \x3e7ad7f29abcaf49 | t
+ \x3eb0c6f7a0b5ed8c |   9.999999999999997e-07 |   9.999999999999997e-07 | \x3eb0c6f7a0b5ed8c | t
+ \x3eb0c6f7a0b5ed8d |                   1e-06 |                   1e-06 | \x3eb0c6f7a0b5ed8d | t
+ \x3eb0c6f7a0b5ed8e |  1.0000000000000002e-06 |  1.0000000000000002e-06 | \x3eb0c6f7a0b5ed8e | t
+ \x3ee4f8b588e368ef |   9.999999999999997e-06 |   9.999999999999997e-06 | \x3ee4f8b588e368ef | t
+ \x3ee4f8b588e368f0 |   9.999999999999999e-06 |   9.999999999999999e-06 | \x3ee4f8b588e368f0 | t
+ \x3ee4f8b588e368f1 |                   1e-05 |                   1e-05 | \x3ee4f8b588e368f1 | t
+ \x3f1a36e2eb1c432c |   9.999999999999999e-05 |   9.999999999999999e-05 | \x3f1a36e2eb1c432c | t
+ \x3f1a36e2eb1c432d |                  0.0001 |                  0.0001 | \x3f1a36e2eb1c432d | t
+ \x3f1a36e2eb1c432e |  0.00010000000000000002 |  0.00010000000000000002 | \x3f1a36e2eb1c432e | t
+ \x3f50624dd2f1a9fb |   0.0009999999999999998 |   0.0009999999999999998 | \x3f50624dd2f1a9fb | t
+ \x3f50624dd2f1a9fc |                   0.001 |                   0.001 | \x3f50624dd2f1a9fc | t
+ \x3f50624dd2f1a9fd |   0.0010000000000000002 |   0.0010000000000000002 | \x3f50624dd2f1a9fd | t
+ \x3f847ae147ae147a |    0.009999999999999998 |    0.009999999999999998 | \x3f847ae147ae147a | t
+ \x3f847ae147ae147b |                    0.01 |                    0.01 | \x3f847ae147ae147b | t
+ \x3f847ae147ae147c |    0.010000000000000002 |    0.010000000000000002 | \x3f847ae147ae147c | t
+ \x3fb9999999999999 |     0.09999999999999999 |     0.09999999999999999 | \x3fb9999999999999 | t
+ \x3fb999999999999a |                     0.1 |                     0.1 | \x3fb999999999999a | t
+ \x3fb999999999999b |     0.10000000000000002 |     0.10000000000000002 | \x3fb999999999999b | t
+ \x3feffffffffffff0 |      0.9999999999999982 |      0.9999999999999982 | \x3feffffffffffff0 | t
+ \x3feffffffffffff1 |      0.9999999999999983 |      0.9999999999999983 | \x3feffffffffffff1 | t
+ \x3feffffffffffff2 |      0.9999999999999984 |      0.9999999999999984 | \x3feffffffffffff2 | t
+ \x3feffffffffffff3 |      0.9999999999999986 |      0.9999999999999986 | \x3feffffffffffff3 | t
+ \x3feffffffffffff4 |      0.9999999999999987 |      0.9999999999999987 | \x3feffffffffffff4 | t
+ \x3feffffffffffff5 |      0.9999999999999988 |      0.9999999999999988 | \x3feffffffffffff5 | t
+ \x3feffffffffffff6 |      0.9999999999999989 |      0.9999999999999989 | \x3feffffffffffff6 | t
+ \x3feffffffffffff7 |       0.999999999999999 |       0.999999999999999 | \x3feffffffffffff7 | t
+ \x3feffffffffffff8 |      0.9999999999999991 |      0.9999999999999991 | \x3feffffffffffff8 | t
+ \x3feffffffffffff9 |      0.9999999999999992 |      0.9999999999999992 | \x3feffffffffffff9 | t
+ \x3feffffffffffffa |      0.9999999999999993 |      0.9999999999999993 | \x3feffffffffffffa | t
+ \x3feffffffffffffb |      0.9999999999999994 |      0.9999999999999994 | \x3feffffffffffffb | t
+ \x3feffffffffffffc |      0.9999999999999996 |      0.9999999999999996 | \x3feffffffffffffc | t
+ \x3feffffffffffffd |      0.9999999999999997 |      0.9999999999999997 | \x3feffffffffffffd | t
+ \x3feffffffffffffe |      0.9999999999999998 |      0.9999999999999998 | \x3feffffffffffffe | t
+ \x3fefffffffffffff |      0.9999999999999999 |      0.9999999999999999 | \x3fefffffffffffff | t
+ \x3ff0000000000000 |                       1 |                       1 | \x3ff0000000000000 | t
+ \x3ff0000000000001 |      1.0000000000000002 |      1.0000000000000002 | \x3ff0000000000001 | t
+ \x3ff0000000000002 |      1.0000000000000004 |      1.0000000000000004 | \x3ff0000000000002 | t
+ \x3ff0000000000003 |      1.0000000000000007 |      1.0000000000000007 | \x3ff0000000000003 | t
+ \x3ff0000000000004 |      1.0000000000000009 |      1.0000000000000009 | \x3ff0000000000004 | t
+ \x3ff0000000000005 |       1.000000000000001 |       1.000000000000001 | \x3ff0000000000005 | t
+ \x3ff0000000000006 |      1.0000000000000013 |      1.0000000000000013 | \x3ff0000000000006 | t
+ \x3ff0000000000007 |      1.0000000000000016 |      1.0000000000000016 | \x3ff0000000000007 | t
+ \x3ff0000000000008 |      1.0000000000000018 |      1.0000000000000018 | \x3ff0000000000008 | t
+ \x3ff0000000000009 |       1.000000000000002 |       1.000000000000002 | \x3ff0000000000009 | t
+ \x3ff921fb54442d18 |      1.5707963267948966 |      1.5707963267948966 | \x3ff921fb54442d18 | t
+ \x4005bf0a8b14576a |      2.7182818284590455 |      2.7182818284590455 | \x4005bf0a8b14576a | t
+ \x400921fb54442d18 |       3.141592653589793 |       3.141592653589793 | \x400921fb54442d18 | t
+ \x4023ffffffffffff |       9.999999999999998 |       9.999999999999998 | \x4023ffffffffffff | t
+ \x4024000000000000 |                      10 |                      10 | \x4024000000000000 | t
+ \x4024000000000001 |      10.000000000000002 |      10.000000000000002 | \x4024000000000001 | t
+ \x4058ffffffffffff |       99.99999999999999 |       99.99999999999999 | \x4058ffffffffffff | t
+ \x4059000000000000 |                     100 |                     100 | \x4059000000000000 | t
+ \x4059000000000001 |      100.00000000000001 |      100.00000000000001 | \x4059000000000001 | t
+ \x408f3fffffffffff |       999.9999999999999 |       999.9999999999999 | \x408f3fffffffffff | t
+ \x408f400000000000 |                    1000 |                    1000 | \x408f400000000000 | t
+ \x408f400000000001 |      1000.0000000000001 |      1000.0000000000001 | \x408f400000000001 | t
+ \x40c387ffffffffff |       9999.999999999998 |       9999.999999999998 | \x40c387ffffffffff | t
+ \x40c3880000000000 |                   10000 |                   10000 | \x40c3880000000000 | t
+ \x40c3880000000001 |      10000.000000000002 |      10000.000000000002 | \x40c3880000000001 | t
+ \x40f869ffffffffff |       99999.99999999999 |       99999.99999999999 | \x40f869ffffffffff | t
+ \x40f86a0000000000 |                  100000 |                  100000 | \x40f86a0000000000 | t
+ \x40f86a0000000001 |      100000.00000000001 |      100000.00000000001 | \x40f86a0000000001 | t
+ \x412e847fffffffff |       999999.9999999999 |       999999.9999999999 | \x412e847fffffffff | t
+ \x412e848000000000 |                 1000000 |                 1000000 | \x412e848000000000 | t
+ \x412e848000000001 |      1000000.0000000001 |      1000000.0000000001 | \x412e848000000001 | t
+ \x416312cfffffffff |       9999999.999999998 |       9999999.999999998 | \x416312cfffffffff | t
+ \x416312d000000000 |                10000000 |                10000000 | \x416312d000000000 | t
+ \x416312d000000001 |      10000000.000000002 |      10000000.000000002 | \x416312d000000001 | t
+ \x4197d783ffffffff |       99999999.99999999 |       99999999.99999999 | \x4197d783ffffffff | t
+ \x4197d78400000000 |               100000000 |               100000000 | \x4197d78400000000 | t
+ \x4197d78400000001 |      100000000.00000001 |      100000000.00000001 | \x4197d78400000001 | t
+ \x41cdcd64ffffffff |       999999999.9999999 |       999999999.9999999 | \x41cdcd64ffffffff | t
+ \x41cdcd6500000000 |              1000000000 |              1000000000 | \x41cdcd6500000000 | t
+ \x41cdcd6500000001 |      1000000000.0000001 |      1000000000.0000001 | \x41cdcd6500000001 | t
+ \x4202a05f1fffffff |       9999999999.999998 |       9999999999.999998 | \x4202a05f1fffffff | t
+ \x4202a05f20000000 |             10000000000 |             10000000000 | \x4202a05f20000000 | t
+ \x4202a05f20000001 |      10000000000.000002 |      10000000000.000002 | \x4202a05f20000001 | t
+ \x42374876e7ffffff |       99999999999.99998 |       99999999999.99998 | \x42374876e7ffffff | t
+ \x42374876e8000000 |            100000000000 |            100000000000 | \x42374876e8000000 | t
+ \x42374876e8000001 |      100000000000.00002 |      100000000000.00002 | \x42374876e8000001 | t
+ \x426d1a94a1ffffff |       999999999999.9999 |       999999999999.9999 | \x426d1a94a1ffffff | t
+ \x426d1a94a2000000 |           1000000000000 |           1000000000000 | \x426d1a94a2000000 | t
+ \x426d1a94a2000001 |      1000000000000.0001 |      1000000000000.0001 | \x426d1a94a2000001 | t
+ \x42a2309ce53fffff |       9999999999999.998 |       9999999999999.998 | \x42a2309ce53fffff | t
+ \x42a2309ce5400000 |          10000000000000 |          10000000000000 | \x42a2309ce5400000 | t
+ \x42a2309ce5400001 |      10000000000000.002 |      10000000000000.002 | \x42a2309ce5400001 | t
+ \x42d6bcc41e8fffff |       99999999999999.98 |       99999999999999.98 | \x42d6bcc41e8fffff | t
+ \x42d6bcc41e900000 |         100000000000000 |         100000000000000 | \x42d6bcc41e900000 | t
+ \x42d6bcc41e900001 |      100000000000000.02 |      100000000000000.02 | \x42d6bcc41e900001 | t
+ \x430c6bf52633ffff |       999999999999999.9 |       999999999999999.9 | \x430c6bf52633ffff | t
+ \x430c6bf526340000 |                   1e+15 |                   1e+15 | \x430c6bf526340000 | t
+ \x430c6bf526340001 |  1.0000000000000001e+15 |  1.0000000000000001e+15 | \x430c6bf526340001 | t
+ \x4341c37937e07fff |   9.999999999999998e+15 |   9.999999999999998e+15 | \x4341c37937e07fff | t
+ \x4341c37937e08000 |                   1e+16 |                   1e+16 | \x4341c37937e08000 | t
+ \x4341c37937e08001 |  1.0000000000000002e+16 |  1.0000000000000002e+16 | \x4341c37937e08001 | t
+ \x4376345785d89fff |   9.999999999999998e+16 |   9.999999999999998e+16 | \x4376345785d89fff | t
+ \x4376345785d8a000 |                   1e+17 |                   1e+17 | \x4376345785d8a000 | t
+ \x4376345785d8a001 |  1.0000000000000002e+17 |  1.0000000000000002e+17 | \x4376345785d8a001 | t
+ \x43abc16d674ec7ff |   9.999999999999999e+17 |   9.999999999999999e+17 | \x43abc16d674ec7ff | t
+ \x43abc16d674ec800 |                   1e+18 |                   1e+18 | \x43abc16d674ec800 | t
+ \x43abc16d674ec801 |  1.0000000000000001e+18 |  1.0000000000000001e+18 | \x43abc16d674ec801 | t
+ \x43e158e460913cff |   9.999999999999998e+18 |   9.999999999999998e+18 | \x43e158e460913cff | t
+ \x43e158e460913d00 |                   1e+19 |                   1e+19 | \x43e158e460913d00 | t
+ \x43e158e460913d01 |  1.0000000000000002e+19 |  1.0000000000000002e+19 | \x43e158e460913d01 | t
+ \x4415af1d78b58c3f |   9.999999999999998e+19 |   9.999999999999998e+19 | \x4415af1d78b58c3f | t
+ \x4415af1d78b58c40 |                   1e+20 |                   1e+20 | \x4415af1d78b58c40 | t
+ \x4415af1d78b58c41 |  1.0000000000000002e+20 |  1.0000000000000002e+20 | \x4415af1d78b58c41 | t
+ \x444b1ae4d6e2ef4f |   9.999999999999999e+20 |   9.999999999999999e+20 | \x444b1ae4d6e2ef4f | t
+ \x444b1ae4d6e2ef50 |                   1e+21 |                   1e+21 | \x444b1ae4d6e2ef50 | t
+ \x444b1ae4d6e2ef51 |  1.0000000000000001e+21 |  1.0000000000000001e+21 | \x444b1ae4d6e2ef51 | t
+ \x4480f0cf064dd591 |   9.999999999999998e+21 |   9.999999999999998e+21 | \x4480f0cf064dd591 | t
+ \x4480f0cf064dd592 |                   1e+22 |                   1e+22 | \x4480f0cf064dd592 | t
+ \x4480f0cf064dd593 |  1.0000000000000002e+22 |  1.0000000000000002e+22 | \x4480f0cf064dd593 | t
+ \x44b52d02c7e14af5 |   9.999999999999997e+22 |   9.999999999999997e+22 | \x44b52d02c7e14af5 | t
+ \x44b52d02c7e14af6 |   9.999999999999999e+22 |   9.999999999999999e+22 | \x44b52d02c7e14af6 | t
+ \x44b52d02c7e14af7 |  1.0000000000000001e+23 |  1.0000000000000001e+23 | \x44b52d02c7e14af7 | t
+ \x44ea784379d99db3 |   9.999999999999998e+23 |   9.999999999999998e+23 | \x44ea784379d99db3 | t
+ \x44ea784379d99db4 |                   1e+24 |                   1e+24 | \x44ea784379d99db4 | t
+ \x44ea784379d99db5 |  1.0000000000000001e+24 |  1.0000000000000001e+24 | \x44ea784379d99db5 | t
+ \x45208b2a2c280290 |   9.999999999999999e+24 |   9.999999999999999e+24 | \x45208b2a2c280290 | t
+ \x45208b2a2c280291 |                   1e+25 |                   1e+25 | \x45208b2a2c280291 | t
+ \x45208b2a2c280292 |  1.0000000000000003e+25 |  1.0000000000000003e+25 | \x45208b2a2c280292 | t
+ \x7feffffffffffffe | 1.7976931348623155e+308 | 1.7976931348623155e+308 | \x7feffffffffffffe | t
+ \x7fefffffffffffff | 1.7976931348623157e+308 | 1.7976931348623157e+308 | \x7fefffffffffffff | t
+ \x4350000000000002 |  1.8014398509481992e+16 |  1.8014398509481992e+16 | \x4350000000000002 | t
+ \x4350000000002e06 |  1.8014398509529112e+16 |  1.8014398509529112e+16 | \x4350000000002e06 | t
+ \x4352000000000003 |  2.0266198323167244e+16 |  2.0266198323167244e+16 | \x4352000000000003 | t
+ \x4352000000000004 |  2.0266198323167248e+16 |  2.0266198323167248e+16 | \x4352000000000004 | t
+ \x4358000000000003 |  2.7021597764222988e+16 |  2.7021597764222988e+16 | \x4358000000000003 | t
+ \x4358000000000004 |  2.7021597764222992e+16 |  2.7021597764222992e+16 | \x4358000000000004 | t
+ \x435f000000000020 |  3.4902897112121472e+16 |  3.4902897112121472e+16 | \x435f000000000020 | t
+ \xc350000000000002 | -1.8014398509481992e+16 | -1.8014398509481992e+16 | \xc350000000000002 | t
+ \xc350000000002e06 | -1.8014398509529112e+16 | -1.8014398509529112e+16 | \xc350000000002e06 | t
+ \xc352000000000003 | -2.0266198323167244e+16 | -2.0266198323167244e+16 | \xc352000000000003 | t
+ \xc352000000000004 | -2.0266198323167248e+16 | -2.0266198323167248e+16 | \xc352000000000004 | t
+ \xc358000000000003 | -2.7021597764222988e+16 | -2.7021597764222988e+16 | \xc358000000000003 | t
+ \xc358000000000004 | -2.7021597764222992e+16 | -2.7021597764222992e+16 | \xc358000000000004 | t
+ \xc35f000000000020 | -3.4902897112121472e+16 | -3.4902897112121472e+16 | \xc35f000000000020 | t
+ \x42dc12218377de66 |       123456789012345.6 |       123456789012345.6 | \x42dc12218377de66 | t
+ \x42a674e79c5fe51f |       12345678901234.56 |       12345678901234.56 | \x42a674e79c5fe51f | t
+ \x4271f71fb04cb74c |       1234567890123.456 |       1234567890123.456 | \x4271f71fb04cb74c | t
+ \x423cbe991a145879 |       123456789012.3456 |       123456789012.3456 | \x423cbe991a145879 | t
+ \x4206fee0e1a9e061 |       12345678901.23456 |       12345678901.23456 | \x4206fee0e1a9e061 | t
+ \x41d26580b487e6b4 |       1234567890.123456 |       1234567890.123456 | \x41d26580b487e6b4 | t
+ \x419d6f34540ca453 |       123456789.0123456 |       123456789.0123456 | \x419d6f34540ca453 | t
+ \x41678c29dcd6e9dc |       12345678.90123456 |       12345678.90123456 | \x41678c29dcd6e9dc | t
+ \x4132d687e3df217d |       1234567.890123456 |       1234567.890123456 | \x4132d687e3df217d | t
+ \x40fe240c9fcb68c8 |       123456.7890123456 |       123456.7890123456 | \x40fe240c9fcb68c8 | t
+ \x40c81cd6e63c53d3 |       12345.67890123456 |       12345.67890123456 | \x40c81cd6e63c53d3 | t
+ \x40934a4584fd0fdc |       1234.567890123456 |       1234.567890123456 | \x40934a4584fd0fdc | t
+ \x405edd3c07fb4c93 |       123.4567890123456 |       123.4567890123456 | \x405edd3c07fb4c93 | t
+ \x4028b0fcd32f7076 |       12.34567890123456 |       12.34567890123456 | \x4028b0fcd32f7076 | t
+ \x3ff3c0ca428c59f8 |       1.234567890123456 |       1.234567890123456 | \x3ff3c0ca428c59f8 | t
+ \x3e60000000000000 |  2.9802322387695312e-08 |  2.9802322387695312e-08 | \x3e60000000000000 | t
+ \xc352bd2668e077c4 | -2.1098088986959632e+16 | -2.1098088986959632e+16 | \xc352bd2668e077c4 | t
+ \x434018601510c000 |     9.0608011534336e+15 |     9.0608011534336e+15 | \x434018601510c000 | t
+ \x43d055dc36f24000 |   4.708356024711512e+18 |   4.708356024711512e+18 | \x43d055dc36f24000 | t
+ \x43e052961c6f8000 |   9.409340012568248e+18 |   9.409340012568248e+18 | \x43e052961c6f8000 | t
+ \x3ff3c0ca2a5b1d5d |               1.2345678 |               1.2345678 | \x3ff3c0ca2a5b1d5d | t
+ \x4830f0cf064dd592 |   5.764607523034235e+39 |   5.764607523034235e+39 | \x4830f0cf064dd592 | t
+ \x4840f0cf064dd592 |   1.152921504606847e+40 |   1.152921504606847e+40 | \x4840f0cf064dd592 | t
+ \x4850f0cf064dd592 |   2.305843009213694e+40 |   2.305843009213694e+40 | \x4850f0cf064dd592 | t
+ \x3ff3333333333333 |                     1.2 |                     1.2 | \x3ff3333333333333 | t
+ \x3ff3ae147ae147ae |                    1.23 |                    1.23 | \x3ff3ae147ae147ae | t
+ \x3ff3be76c8b43958 |                   1.234 |                   1.234 | \x3ff3be76c8b43958 | t
+ \x3ff3c083126e978d |                  1.2345 |                  1.2345 | \x3ff3c083126e978d | t
+ \x3ff3c0c1fc8f3238 |                 1.23456 |                 1.23456 | \x3ff3c0c1fc8f3238 | t
+ \x3ff3c0c9539b8887 |                1.234567 |                1.234567 | \x3ff3c0c9539b8887 | t
+ \x3ff3c0ca2a5b1d5d |               1.2345678 |               1.2345678 | \x3ff3c0ca2a5b1d5d | t
+ \x3ff3c0ca4283de1b |              1.23456789 |              1.23456789 | \x3ff3c0ca4283de1b | t
+ \x3ff3c0ca43db770a |             1.234567895 |             1.234567895 | \x3ff3c0ca43db770a | t
+ \x3ff3c0ca428abd53 |            1.2345678901 |            1.2345678901 | \x3ff3c0ca428abd53 | t
+ \x3ff3c0ca428c1d2b |           1.23456789012 |           1.23456789012 | \x3ff3c0ca428c1d2b | t
+ \x3ff3c0ca428c51f2 |          1.234567890123 |          1.234567890123 | \x3ff3c0ca428c51f2 | t
+ \x3ff3c0ca428c58fc |         1.2345678901234 |         1.2345678901234 | \x3ff3c0ca428c58fc | t
+ \x3ff3c0ca428c59dd |        1.23456789012345 |        1.23456789012345 | \x3ff3c0ca428c59dd | t
+ \x3ff3c0ca428c59f8 |       1.234567890123456 |       1.234567890123456 | \x3ff3c0ca428c59f8 | t
+ \x3ff3c0ca428c59fb |      1.2345678901234567 |      1.2345678901234567 | \x3ff3c0ca428c59fb | t
+ \x40112e0be8047a7d |             4.294967294 |             4.294967294 | \x40112e0be8047a7d | t
+ \x40112e0be815a889 |             4.294967295 |             4.294967295 | \x40112e0be815a889 | t
+ \x40112e0be826d695 |             4.294967296 |             4.294967296 | \x40112e0be826d695 | t
+ \x40112e0be83804a1 |             4.294967297 |             4.294967297 | \x40112e0be83804a1 | t
+ \x40112e0be84932ad |             4.294967298 |             4.294967298 | \x40112e0be84932ad | t
+ \x0040000000000000 | 1.7800590868057611e-307 | 1.7800590868057611e-307 | \x0040000000000000 | t
+ \x007fffffffffffff | 2.8480945388892175e-306 | 2.8480945388892175e-306 | \x007fffffffffffff | t
+ \x0290000000000000 |  2.446494580089078e-296 |  2.446494580089078e-296 | \x0290000000000000 | t
+ \x029fffffffffffff | 4.8929891601781557e-296 | 4.8929891601781557e-296 | \x029fffffffffffff | t
+ \x4350000000000000 |  1.8014398509481984e+16 |  1.8014398509481984e+16 | \x4350000000000000 | t
+ \x435fffffffffffff |  3.6028797018963964e+16 |  3.6028797018963964e+16 | \x435fffffffffffff | t
+ \x1330000000000000 |  2.900835519859558e-216 |  2.900835519859558e-216 | \x1330000000000000 | t
+ \x133fffffffffffff |  5.801671039719115e-216 |  5.801671039719115e-216 | \x133fffffffffffff | t
+ \x3a6fa7161a4d6e0c |   3.196104012172126e-27 |   3.196104012172126e-27 | \x3a6fa7161a4d6e0c | t
+(209 rows)
+
+-- clean up, lest opr_sanity complain
+drop type xfloat8 cascade;
+NOTICE:  drop cascades to 6 other objects
+DETAIL:  drop cascades to function xfloat8in(cstring)
+drop cascades to function xfloat8out(xfloat8)
+drop cascades to cast from xfloat8 to double precision
+drop cascades to cast from double precision to xfloat8
+drop cascades to cast from xfloat8 to bigint
+drop cascades to cast from bigint to xfloat8