[LLVMbugs] [Bug 8063] clang asserts in StreamIt fft benchmark

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Sat Sep 4 23:04:19 PDT 2010


Thomas B. Jablin <tjablin at cs.princeton.edu> changed:

           What    |Removed                     |Added
                 CC|                            |llvmbugs at cs.uiuc.edu
          Component|Frontend                    |new bugs
         AssignedTo|unassignedclangbugs at nondot. |unassignedbugs at nondot.org
                   |org                         |
            Product|clang                       |new-bugs

--- Comment #4 from Thomas B. Jablin <tjablin at cs.princeton.edu> 2010-09-05 01:04:19 CDT ---
(In reply to comment #3)
> (In reply to comment #2)
> > (In reply to comment #1)
> > > Can you provide the output of "clang -v"?  I can't reproduce.
> > 
> > I just tested again with revision 113069 and it works now. I am marking FIXED.
> I spoke too soon. My testcase now works, but the full program still dies. I'll
> post the full C source.

Looking at it again, the bug is actually in llvm proper. The testcase still
asserts with -O2. I have attached a bugpoint reduced testcase. The bug is in
the -globalopt pass.

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