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__assert_fail(): remove _Noreturn, to get proper stacktraces

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for _Noreturn functions, gcc generates code that trashes the
stack frame, and so it makes it impossible to inspect the causes
of an assert error in gdb.

abort() is not affected (i have not yet investigated why).
This commit is contained in:
rofl0r 2013-01-01 07:59:11 +01:00
parent 5d893e50b0
commit 2c1f8fd5da
2 changed files with 2 additions and 2 deletions
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2
include/assert.h
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@ -12,7 +12,7 @@
extern "C" {
#endif
_Noreturn void __assert_fail (const char *, const char *, int, const char *);
void __assert_fail (const char *, const char *, int, const char *);
#ifdef __cplusplus
}

2
src/exit/assert.c
View File

@ -1,7 +1,7 @@
#include <stdio.h>
#include <stdlib.h>
_Noreturn void __assert_fail(const char *expr, const char *file, int line, const char *func)
void __assert_fail(const char *expr, const char *file, int line, const char *func)
{
fprintf(stderr, "Assertion failed: %s (%s: %s: %d)\n", expr, file, func, line);
fflush(NULL);