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From: "echristo at apple dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/34739] New: Need full backport of 28796 Date: Fri, 11 Jan 2008 11:25:00 -0000 [thread overview] Message-ID: <bug-34739-227@http.gcc.gnu.org/bugzilla/> (raw) Found a testcase that ice's the ppc-darwin backend at -O3 -ffast-math that is fixed by the full backport of the patches in 28796. In particular, this part: Author: rguenth Date: Tue Oct 24 09:15:07 2006 New Revision: 118001 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=118001 Log: 2006-10-24 Richard Guenther <rguenther@suse.de> PR middle-end/28796 * builtins.c (fold_builtin_classify): Use HONOR_INFINITIES and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS for deciding optimizations in consistency with fold-const.c (fold_builtin_unordered_cmp): Likewise. * gcc.dg/pr28796-1.c: New testcase. * gcc.dg/pr28796-1.c: Likewise. Added: trunk/gcc/testsuite/gcc.dg/pr28796-1.c trunk/gcc/testsuite/gcc.dg/pr28796-2.c Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/testsuite/ChangeLog Testcase: #include <math.h> int test2(double x, double y) { return islessgreater(x, y); } -- Summary: Need full backport of 28796 Product: gcc Version: 4.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end AssignedTo: rguenth at gcc dot gnu dot org ReportedBy: echristo at apple dot com GCC build triplet: powerpc-darwin9 GCC host triplet: powerpc-darwin9 GCC target triplet: powerpc-darwin9 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34739
next reply other threads:[~2008-01-11 10:34 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2008-01-11 11:25 echristo at apple dot com [this message] 2008-01-11 11:27 ` [Bug middle-end/34739] " steven at gcc dot gnu dot org 2008-01-11 11:38 ` echristo at apple dot com 2008-01-11 11:44 ` steven at gcc dot gnu dot org 2008-01-11 11:48 ` echristo at apple dot com 2008-01-11 12:16 ` pinskia at gcc dot gnu dot org 2008-01-11 13:09 ` pinskia at gcc dot gnu dot org 2008-01-11 13:10 ` echristo at apple dot com 2008-01-11 13:10 ` [Bug middle-end/34739] [4.2 Regression] " rguenth at gcc dot gnu dot org 2008-01-20 4:51 ` pinskia at gcc dot gnu dot org 2008-01-22 14:49 ` rguenth at gcc dot gnu dot org 2008-01-22 14:54 ` rguenth at gcc dot gnu dot org
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