This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug lto/49123] [4.6 Regression] FAIL: gcc.c-torture/execute/pr48973-[12].c
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 23 May 2011 13:34:11 +0000
- Subject: [Bug lto/49123] [4.6 Regression] FAIL: gcc.c-torture/execute/pr48973-[12].c
- Auto-submitted: auto-generated
- References: <bug-49123-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49123
Richard Guenther <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2011.05.23 13:17:55
Target Milestone|--- |4.6.1
Ever Confirmed|0 |1
--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-05-23 13:17:55 UTC ---
Confirmed. FRE does
<bb 2>:
s.f = 1;
- D.2698_4 = s.f;
- D.2699_5 = (unsigned int) D.2698_4;
- if (D.2699_5 != 4294967295)
- goto <bb 3>;
- else
- goto <bb 4>;
-
-<bb 3>:
+ D.2698_4 = 1;
+ D.2699_5 = 1;
so it fails to properly sign-extend D.2698_4.