http://llvm.org/bugs/show_bug.cgi?id=12568
Bug #: 12568
Summary: Assertion failed: (!Is64BitMemOperand(MI, MemOperand))
Product: libraries
Version: trunk
Platform: PC
OS/Version: All
Status: NEW
Severity: enhancement
Priority: P
Component: LLVM assembly language parser
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Classification: Unclassified
This code:
$ cat testcase-min.s
_foo:
cmpl $(_foo), 24(%rsp)
.code32
Results in this assert:
$ clang -cc1as -triple x86_64-apple-macosx10.8.0 -filetype obj -o /dev/null
testcase-min.s
Assertion failed: (!Is64BitMemOperand(MI, MemOperand)), function
EmitOpcodePrefix, file
/Volumes/Sandbox/llvm/llvm-clean.src/lib/Target/X86/MCTargetDesc/X86MCCodeEmitter.cpp,
line 863.
0 clang 0x000000010e680072 PrintStackTrace(void*) + 34
1 clang 0x000000010e680589 SignalHandler(int) + 697
...
This is new and related to r153166.
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