diff options
| author | Corinna Vinschen <corinna@vinschen.de> | 2010-11-16 20:52:21 +0300 |
|---|---|---|
| committer | Corinna Vinschen <corinna@vinschen.de> | 2010-11-16 20:52:21 +0300 |
| commit | 2988dfa72b9f54d7c515c91ab646ee49aaad803f (patch) | |
| tree | 25e36ceb8f7b6c870748c987142af7778f93f96c /newlib | |
| parent | f43dea8084f7ce989c17d2a00b643aac5b404325 (diff) | |
* libc/machine/i386/setjmp.S (longjmp): Per POSIX, return 1 if second
argument is 0.
Diffstat (limited to 'newlib')
| -rw-r--r-- | newlib/ChangeLog | 5 | ||||
| -rw-r--r-- | newlib/libc/machine/i386/setjmp.S | 4 |
2 files changed, 9 insertions, 0 deletions
diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 54fbfa8cd..32d0d2e32 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,3 +1,8 @@ +2010-11-16 Andrew Makhorin <mao@gnu.org> + + * libc/machine/i386/setjmp.S (longjmp): Per POSIX, return 1 if second + argument is 0. + 2010-11-16 Ralf Corsépius <ralf.corsepius@rtems.org> * libc/include/sys/types.h: Add _mode_t for __rtems__. diff --git a/newlib/libc/machine/i386/setjmp.S b/newlib/libc/machine/i386/setjmp.S index 7cabba4d0..9ecef385b 100644 --- a/newlib/libc/machine/i386/setjmp.S +++ b/newlib/libc/machine/i386/setjmp.S @@ -67,6 +67,10 @@ SYM (longjmp): movl 8(ebp),edi /* get jmp_buf */ movl 12(ebp),eax /* store retval in j->eax */ + testl eax,eax + jne 0f + incl eax +0: movl eax,0(edi) movl 24(edi),ebp |