[LLVMbugs] [Bug 4587] New: Assertion failed: (Reg && "this is not a register!")

[bugzilla-daemon at cs.uiuc.edu]

http://llvm.org/bugs/show_bug.cgi?id=4587

           Summary: Assertion failed: (Reg && "this is not a register!")
           Product: new-bugs
           Version: unspecified
          Platform: PC
        OS/Version: FreeBSD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: pawel.worach at gmail.com
                CC: llvmbugs at cs.uiuc.edu


Created an attachment (id=3220)
 --> (http://llvm.org/bugs/attachment.cgi?id=3220)
bugpoint-reduced-simplified.bc

Building emacs/lib-src/regex.c with clang/llvm r76379 on FreeBSD/amd64 results
in:

# llc bugpoint-reduced-simplified.bc
Assertion failed: (Reg && "this is not a register!"), function
isPhysicalRegister, file
/usr/src-local/llvm/include/llvm/Target/TargetRegisterInfo.h, line 309.
Stack dump:
0.      Program arguments: llc bugpoint-reduced-simplified.bc
1.      Running pass 'X86 AT&T-Style Assembly Printer' on function
'@regex_compile'
Abort (core dumped)


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