diff options
Diffstat (limited to 'llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp')
| -rw-r--r-- | llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp b/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp index 6fc309f0261..bcee99578f5 100644 --- a/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp +++ b/llvm/lib/Target/WebAssembly/WebAssemblyAsmPrinter.cpp @@ -104,7 +104,9 @@ std::string WebAssemblyAsmPrinter::regToString(const MachineOperand &MO) { if (TargetRegisterInfo::isPhysicalRegister(RegNo)) return WebAssemblyInstPrinter::getRegisterName(RegNo); - return utostr(MFI->getWAReg(RegNo)); + unsigned WAReg = MFI->getWAReg(RegNo); + assert(WAReg != WebAssemblyFunctionInfo::UnusedReg); + return utostr(WAReg); } const char *WebAssemblyAsmPrinter::toString(MVT VT) const { |
