This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug middle-end/46909] [4.6 Regression] elf32-i386.c and elf64-x86-64.c in binutils are miscompiled
- From: "hjl.tools at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 12 Dec 2010 19:27:11 +0000
- Subject: [Bug middle-end/46909] [4.6 Regression] elf32-i386.c and elf64-x86-64.c in binutils are miscompiled
- Auto-submitted: auto-generated
- References: <bug-46909-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46909
--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> 2010-12-12 19:27:08 UTC ---
Smaller one:
[hjl@gnu-6 tmp]$ cat y.c
extern void abort ();
int
__attribute__ ((__noinline__))
foo (unsigned int tls_type)
{
if (! (tls_type == 4 || (tls_type == 6))
|| (tls_type == 2 || (tls_type == 6)))
return 1;
return -1;
}
int
main ()
{
if (foo (6) != 1)
abort ();
return 0;
}
[hjl@gnu-6 tmp]$ /usr/gcc-4.6/bin/gcc -O2 y.c
[hjl@gnu-6 tmp]$ ./a.out
Aborted
[hjl@gnu-6 tmp]$