add glibc-2.37 code for string and memory functions

1 files changed, 45 insertions, 0 deletions

diff --git a/contrib/libs/glibcasm/glibc/include/sys/cdefs.h b/contrib/libs/glibcasm/glibc/include/sys/cdefs.h
new file mode 100644
index 0000000000..56adb231aa
--- /dev/null
+++ b/contrib/libs/glibcasm/glibc/include/sys/cdefs.h
@@ -0,0 +1,45 @@
+#ifndef _SYS_CDEFS_H
+
+/* This is outside of _ISOMAC to enforce that _Static_assert always
+   uses the two-argument form.  This can be removed once the minimum
+   GCC version used to compile glibc is GCC 9.1.  */
+#ifndef __cplusplus
+# define _Static_assert(expr, diagnostic) _Static_assert (expr, diagnostic)
+#endif
+
+#include <misc/sys/cdefs.h>
+
+#ifndef _ISOMAC
+/* The compiler will optimize based on the knowledge the parameter is
+   not NULL.  This will omit tests.  A robust implementation cannot allow
+   this so when compiling glibc itself we ignore this attribute.  */
+# undef __nonnull
+# define __nonnull(params)
+
+extern void __chk_fail (void) __attribute__ ((__noreturn__));
+libc_hidden_proto (__chk_fail)
+rtld_hidden_proto (__chk_fail)
+
+/* If we are using redirects internally to support long double,
+   we need to tweak some macros to ensure the PLT bypass tricks
+   continue to work in libc. */
+#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 && IS_IN (libc) && defined SHARED
+
+# undef __LDBL_REDIR_DECL
+# define __LDBL_REDIR_DECL(func) \
+   extern __typeof(func) func __asm (__ASMNAME ("__GI____ieee128_" #func));
+
+# undef libc_hidden_ldbl_proto
+# define libc_hidden_ldbl_proto(func, attrs...) \
+   extern __typeof(func) ___ieee128_ ## func; \
+   libc_hidden_proto (___ieee128_ ## func, ##attrs);
+
+# undef __LDBL_REDIR2_DECL
+# define __LDBL_REDIR2_DECL(func) \
+   extern __typeof(__ ## func) __ ## func __asm (__ASMNAME ("__GI____ieee128___" #func));
+
+#endif
+
+#endif /* !defined _ISOMAC */
+
+#endif