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authorSergey Bugaev <bugaevc@gmail.com>2023-04-29 16:12:23 +0300
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2023-05-01 19:33:21 +0200
commite6a252758cbadb13654e66e1f2445ef6f8a4dea0 (patch)
tree77062c96855e8d5d81160ffc2b278753b267033d /misc
parentbe9ad3004f65b54dd6cc0325315559c72396bc1c (diff)
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Mark various cold functions as __COLD
GCC docs explicitly list perror () as a good candidate for using __attribute__ ((cold)). So apply __COLD to perror () and similar functions. Reviewed-by: Siddhesh Poyarekar <siddhesh@sourceware.org> Signed-off-by: Sergey Bugaev <bugaevc@gmail.com> Message-Id: <20230429131223.2507236-3-bugaevc@gmail.com>
Diffstat (limited to 'misc')
-rw-r--r--misc/err.h12
-rw-r--r--misc/error.h4
2 files changed, 8 insertions, 8 deletions
diff --git a/misc/err.h b/misc/err.h
index 0c752465ee..43df3a571b 100644
--- a/misc/err.h
+++ b/misc/err.h
@@ -32,9 +32,9 @@ __BEGIN_DECLS
/* Print "program: ", FORMAT, ": ", the standard error string for errno,
and a newline, on stderr. */
extern void warn (const char *__format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
+ __attribute__ ((__format__ (__printf__, 1, 2))) __COLD;
extern void vwarn (const char *__format, __gnuc_va_list)
- __attribute__ ((__format__ (__printf__, 1, 0)));
+ __attribute__ ((__format__ (__printf__, 1, 0))) __COLD;
/* Likewise, but without ": " and the standard error string. */
extern void warnx (const char *__format, ...)
@@ -44,13 +44,13 @@ extern void vwarnx (const char *__format, __gnuc_va_list)
/* Likewise, and then exit with STATUS. */
extern void err (int __status, const char *__format, ...)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
+ __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3))) __COLD;
extern void verr (int __status, const char *__format, __gnuc_va_list)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
+ __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0))) __COLD;
extern void errx (int __status, const char *__format, ...)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
+ __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3))) __COLD;
extern void verrx (int __status, const char *, __gnuc_va_list)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
+ __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0))) __COLD;
#include <bits/floatn.h>
#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
diff --git a/misc/error.h b/misc/error.h
index 185b39c641..4fbd46c775 100644
--- a/misc/error.h
+++ b/misc/error.h
@@ -29,11 +29,11 @@ __BEGIN_DECLS
If STATUS is nonzero, terminate the program with `exit (STATUS)'. */
extern void error (int __status, int __errnum, const char *__format, ...)
- __attribute__ ((__format__ (__printf__, 3, 4)));
+ __attribute__ ((__format__ (__printf__, 3, 4))) __COLD;
extern void error_at_line (int __status, int __errnum, const char *__fname,
unsigned int __lineno, const char *__format, ...)
- __attribute__ ((__format__ (__printf__, 5, 6)));
+ __attribute__ ((__format__ (__printf__, 5, 6))) __COLD;
/* If NULL, error will flush stdout, then print on stderr the program
name, a colon and a space. Otherwise, error will call this