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Introduce cold function attribute

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Attribute to deemphasize certain code paths.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
H. Peter Anvin
2018-02-22 14:52:50 -08:00
parent 6feef84f25
commit 6686fc627e
5 changed files with 25 additions and 8 deletions
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6
include/error.h
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@@ -44,9 +44,9 @@
* An error reporting function should look like this.
*/
void printf_func(2, 3) nasm_error(int severity, const char *fmt, ...);
no_return printf_func(2, 3) nasm_fatal(int flags, const char *fmt, ...);
no_return printf_func(2, 3) nasm_panic(int flags, const char *fmt, ...);
no_return nasm_panic_from_macro(const char *file, int line);
fatal_func printf_func(2, 3) nasm_fatal(int flags, const char *fmt, ...);
fatal_func printf_func(2, 3) nasm_panic(int flags, const char *fmt, ...);
fatal_func nasm_panic_from_macro(const char *file, int line);
#define panic() nasm_panic_from_macro(__FILE__, __LINE__);
typedef void (*vefunc) (int severity, const char *fmt, va_list ap);