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[Bug middle-end/49489] New: [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 21 Jun 2011 15:55:12 +0000
- Subject: [Bug middle-end/49489] New: [4.7 Regression] gcc.c-torture/execute/builtin-bitops-1.c fails on x86_64-linux
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49489
Summary: [4.7 Regression]
gcc.c-torture/execute/builtin-bitops-1.c fails on
x86_64-linux
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Keywords: wrong-code
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: jakub@gcc.gnu.org
ReportedBy: jakub@gcc.gnu.org
Target: x86_64-linux
__builtin_clrsb is broken on x86_64 (and other targets where it is only
supported by a library call in DImode).