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[Bug tree-optimization/32100] [4.2/4.3 Regression] vrp bitfield miscompilation
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 May 2007 19:48:03 -0000
- Subject: [Bug tree-optimization/32100] [4.2/4.3 Regression] vrp bitfield miscompilation
- References: <bug-32100-7958@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from pinskia at gcc dot gnu dot org 2007-05-28 19:48 -------
Subject: Bug 32100
Author: pinskia
Date: Mon May 28 19:47:53 2007
New Revision: 125140
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125140
Log:
2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/32100
* fold-const.c (tree_expr_nonnegative_warnv_p): Don't
return true when truth_value_p is true and the type
is of signed:1.
2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/32100
* gcc.c-torture/execute/vrp-7.c: New test.
Added:
branches/gcc-4_2-branch/gcc/testsuite/gcc.c-torture/execute/vrp-7.c
- copied unchanged from r125139,
trunk/gcc/testsuite/gcc.c-torture/execute/vrp-7.c
Modified:
branches/gcc-4_2-branch/gcc/ChangeLog
branches/gcc-4_2-branch/gcc/fold-const.c
branches/gcc-4_2-branch/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32100