diff options
Diffstat (limited to 'llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp index 3b2cf3191092..c0c22e36004f 100644 --- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp +++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp @@ -596,6 +596,8 @@ llvm::createLibcall(MachineIRBuilder &MIRBuilder, RTLIB::Libcall Libcall, LostDebugLocObserver &LocObserver, MachineInstr *MI) { auto &TLI = *MIRBuilder.getMF().getSubtarget().getTargetLowering(); const char *Name = TLI.getLibcallName(Libcall); + if (!Name) + return LegalizerHelper::UnableToLegalize; const CallingConv::ID CC = TLI.getLibcallCallingConv(Libcall); return createLibcall(MIRBuilder, Name, Result, Args, CC, LocObserver, MI); } |