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[Bug rtl-optimization/48156] New: [4.6/4.7 Regression] wrong code with -fcrossjumping
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 16 Mar 2011 20:34:59 +0000
- Subject: [Bug rtl-optimization/48156] New: [4.6/4.7 Regression] wrong code with -fcrossjumping
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48156
Summary: [4.6/4.7 Regression] wrong code with -fcrossjumping
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 23684
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23684
reduced testcase
Output:
$ gcc -O -fcrossjumping --param min-crossjump-insns=1 testcase.c
$ ./a.out
Aborted
Tested revisions:
r171047 - fail
4.6 r170955 - fail
4.5 r170955 - OK