diff options
| author | Noah Goldstein <goldstein.w.n@gmail.com> | 2024-07-26 16:35:13 +0800 |
|---|---|---|
| committer | Noah Goldstein <goldstein.w.n@gmail.com> | 2024-07-26 20:41:00 +0800 |
| commit | f6f904745942540c7ea99c403b75b695ee560035 (patch) | |
| tree | 743fcbeb72f90f348260f173ccab95d2e46957fc /assert | |
| parent | 89cddc8a7096f3d9225868304d2bc0a1aaf07d63 (diff) | |
| download | glibc-f6f904745942540c7ea99c403b75b695ee560035.tar.xz glibc-f6f904745942540c7ea99c403b75b695ee560035.zip | |
assert: Mark `__assert_fail` as `cold`
This helps compilers split the codegen for setting up the arguments
(`__expression`, `__filename`, etc...) from the potentially hot cold
where the `assert` is to a presumably cold region on the assertion
failure path.
Reviewed-by: Florian Weimer <fweimer@redhat.com>
Reviewed-by: Sam James <sam@gentoo.org>
Diffstat (limited to 'assert')
| -rw-r--r-- | assert/assert.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/assert/assert.h b/assert/assert.h index 266a41df06..14d3be9cac 100644 --- a/assert/assert.h +++ b/assert/assert.h @@ -66,18 +66,18 @@ __BEGIN_DECLS /* This prints an "Assertion failed" message and aborts. */ extern void __assert_fail (const char *__assertion, const char *__file, unsigned int __line, const char *__function) - __THROW __attribute__ ((__noreturn__)); + __THROW __attribute__ ((__noreturn__)) __COLD; /* Likewise, but prints the error text for ERRNUM. */ extern void __assert_perror_fail (int __errnum, const char *__file, unsigned int __line, const char *__function) - __THROW __attribute__ ((__noreturn__)); + __THROW __attribute__ ((__noreturn__)) __COLD; /* The following is not at all used here but needed for standard compliance. */ extern void __assert (const char *__assertion, const char *__file, int __line) - __THROW __attribute__ ((__noreturn__)); + __THROW __attribute__ ((__noreturn__)) __COLD; __END_DECLS |