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Added Redirects to longdouble error functions [BZ #29033]

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This patch redirects the error functions to the appropriate
longdouble variants which enables the compiler to optimize
for the abi ieeelongdouble.

Signed-off-by: Sachin Monga <smonga@linux.ibm.com>
This commit is contained in:
Sachin Monga
2023-05-10 13:59:21 -04:00
committed by Rajalakshmi Srinivasaraghavan
parent f0dbe112f5
commit 1a57ab0c92
7 changed files with 142 additions and 2 deletions
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45
misc/bits/error-ldbl.h
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@@ -20,5 +20,50 @@
# error "Never include <bits/error-ldbl.h> directly; use <error.h> instead."
#endif
#if defined __extern_always_inline && defined __va_arg_pack
extern void __REDIRECT_LDBL (__error_alias, (int __status, int __errnum,
const char *__format, ...), error)
__attribute__ ((__format__ (__printf__, 3, 4)));
extern void __REDIRECT_LDBL (__error_noreturn, (int __status, int __errnum,
const char *__format, ...), error)
__attribute__ ((__noreturn__, __format__ (__printf__, 3, 4)));
/* If we know the function will never return make sure the compiler
realizes that, too. */
__extern_always_inline void
error (int __status, int __errnum, const char *__format, ...)
{
if (__builtin_constant_p (__status) && __status != 0)
__error_noreturn (__status, __errnum, __format, __va_arg_pack ());
else
__error_alias (__status, __errnum, __format, __va_arg_pack ());
}
extern void __REDIRECT_LDBL (__error_at_line_alias, (int __status, int __errnum,
const char *__fname, unsigned int __line,
const char *__format, ...), error_at_line)
__attribute__ ((__format__ (__printf__, 5, 6)));
extern void __REDIRECT_LDBL (__error_at_line_noreturn, (int __status, int __errnum,
const char *__fname, unsigned int __line,
const char *__format, ...), error_at_line)
__attribute__ ((__noreturn__, __format__ (__printf__, 5, 6)));
/* If we know the function will never return make sure the compiler
realizes that, too. */
__extern_always_inline void
error_at_line (int __status, int __errnum, const char *__fname,
unsigned int __line, const char *__format, ...)
{
if (__builtin_constant_p (__status) && __status != 0)
__error_at_line_noreturn (__status, __errnum, __fname, __line, __format,
__va_arg_pack ());
else
__error_at_line_alias (__status, __errnum, __fname, __line,
__format, __va_arg_pack ());
}
#endif
__LDBL_REDIR_DECL (error)
__LDBL_REDIR_DECL (error_at_line)