intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 23 insertions, 0 deletions

diff --git a/contrib/libs/cxxsupp/builtins/extenddftf2.c b/contrib/libs/cxxsupp/builtins/extenddftf2.c
new file mode 100644
index 00000000000..86dab8f03a8
--- /dev/null
+++ b/contrib/libs/cxxsupp/builtins/extenddftf2.c
@@ -0,0 +1,23 @@
+//===-- lib/extenddftf2.c - double -> quad conversion -------------*- C -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+
+#define QUAD_PRECISION
+#include "fp_lib.h"
+
+#if defined(CRT_HAS_128BIT) && defined(CRT_LDBL_128BIT)
+#define SRC_DOUBLE
+#define DST_QUAD
+#include "fp_extend_impl.inc"
+
+COMPILER_RT_ABI long double __extenddftf2(double a) {
+    return __extendXfYf2__(a);
+}
+
+#endif