[LLVMbugs] [Bug 2568] New: possible integer codegen bug

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=2568

           Summary: possible integer codegen bug
           Product: new-bugs
           Version: unspecified
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: regehr at cs.utah.edu
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=1851)
 --> (http://llvm.org/bugs/attachment.cgi?id=1851)
reduced code for this bug

This is for svn 53781 on Ubuntu Feisty on ia32.

[regehr at babel tmp6]$ llvm-gcc -O0 -fwrapv small.c -o small
[regehr at babel tmp6]$ ./small
0
[regehr at babel tmp6]$ llvm-gcc -O1 -fwrapv small.c -o small
[regehr at babel tmp6]$ ./small
1


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