[LLVMbugs] [Bug 6606] New: ice: replaceAllUses of value with new value of different type!

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Fri Mar 12 22:50:20 PST 2010


           Summary: ice: replaceAllUses of value with new value of
                    different type!
           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=4507)
 --> (http://llvm.org/bugs/attachment.cgi?id=4507)
failure-inducing input

regehr at john-home:~/volatile/bugs/tmp293$ clang -v

clang version 1.1 (trunk 97208)
Target: i386-pc-linux-gnu
Thread model: posix

regehr at john-home:~/volatile/bugs/tmp293$ clang -O1 small.c

small.c:6:9: warning: expression result unused [-Wunused-value]
  *l_22 != (0 >= *p_17 | *p_17 == 0);
  ~~~~~ ^  ~~~~~~~~~~~~~~~~~~~~~~~~~
clang: /home/regehr/llvm/lib/VMCore/Value.cpp:317: void
llvm::Value::replaceAllUsesWith(llvm::Value*): Assertion `New->getType() ==
getType() && "replaceAllUses of value with new value of different type!"'
0  clang 0x091a05d8
Stack dump:
0.    Program arguments: /home/regehr/llvm/inst/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/llvm/inst/lib/clang/1.1 -O1 -fmessage-length 80
-fgnu-runtime -fdiagnostics-show-option -fcolor-diagnostics -o /tmp/cc-iTGLs3.s
-x c small.c 
1.    <eof> parser at end of file
2.    Per-function optimization
3.    Running pass 'Combine redundant instructions' on function '@func_16'
clang: error: compiler command failed due to signal 6 (use -v to see

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