[LLVMbugs] [Bug 6605] New: ice: Cannot use this version of ReplaceAllUsesWith!

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=6605

           Summary: ice: Cannot use this version of ReplaceAllUsesWith!
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: regehr at cs.utah.edu
                CC: llvmbugs at cs.uiuc.edu, chenyang at cs.utah.edu


Created an attachment (id=4506)
 --> (http://llvm.org/bugs/attachment.cgi?id=4506)
failure-inducing input

regehr at john-home:~/volatile/bugs/tmp292$ clang -v

clang version 1.1 (trunk 98425)
Target: i386-pc-linux-gnu
Thread model: posix

regehr at john-home:~/volatile/bugs/tmp292$ clang -O2 -c small.c

clang: SelectionDAG.cpp:4972: void
llvm::SelectionDAG::ReplaceAllUsesWith(llvm::SDNode*, llvm::SDNode*,
llvm::SelectionDAG::DAGUpdateListener*): Assertion `(!From->hasAnyUseOfValue(i)
|| From->getValueType(i) == To->getValueType(i)) && "Cannot use this version of
ReplaceAllUsesWith!"' failed.
0  clang 0x08eec968
Stack dump:
0.    Program arguments:
/home/regehr/z/compiler-install/llvm-gcc-r98425-install/bin/clang -cc1 -triple
i386-pc-linux-gnu -S -disable-free -main-file-name small.c -mrelocation-model
static -mdisable-fp-elim -mconstructor-aliases -target-cpu pentium4
-resource-dir
/home/regehr/z/compiler-install/llvm-gcc-r98425-install/lib/clang/1.1 -O2
-fmessage-length 80 -fgnu-runtime -fdiagnostics-show-option -fcolor-diagnostics
-o /tmp/cc-mrfDfd.s -x c small.c 
1.    <eof> parser at end of file
2.    Code generation
3.    Running pass 'X86 DAG->DAG Instruction Selection' on function '@func_1'
clang: error: compiler command failed due to signal 6 (use -v to see
invocation)

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