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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2011-09-19 17:56:00 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2011-09-19 17:56:00 +0000 |
| commit | 1223416411595eefe9ad010cb0649b88938ec840 (patch) | |
| tree | 852c2ba087046f7aa1361aa5dbb2aaa16e4c4dca /llvm | |
| parent | 7251e41b161bbbb1490cf1157e37818989b07708 (diff) | |
| download | bcm5719-llvm-1223416411595eefe9ad010cb0649b88938ec840.tar.gz bcm5719-llvm-1223416411595eefe9ad010cb0649b88938ec840.zip | |
MCInstrAnalysis: Don't crash on instructions with no operands.
llvm-svn: 140027
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/MC/MCInstrAnalysis.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/MC/MCInstrAnalysis.cpp b/llvm/lib/MC/MCInstrAnalysis.cpp index 03a35c597be..7736702f35a 100644 --- a/llvm/lib/MC/MCInstrAnalysis.cpp +++ b/llvm/lib/MC/MCInstrAnalysis.cpp @@ -12,7 +12,8 @@ using namespace llvm; uint64_t MCInstrAnalysis::evaluateBranch(const MCInst &Inst, uint64_t Addr, uint64_t Size) const { - if (Info->get(Inst.getOpcode()).OpInfo[0].OperandType != MCOI::OPERAND_PCREL) + if (Inst.getNumOperands() == 0 || + Info->get(Inst.getOpcode()).OpInfo[0].OperandType != MCOI::OPERAND_PCREL) return -1ULL; int64_t Imm = Inst.getOperand(0).getImm(); |
