[llvm] r364318 - [AMDGPU] Null checking on TS to avoid crashing in clang tests.

[Michael Liao via llvm-commits]

Author: hliao
Date: Tue Jun 25 07:06:34 2019
New Revision: 364318

URL: http://llvm.org/viewvc/llvm-project?rev=364318&view=rev
Log:
[AMDGPU] Null checking on TS to avoid crashing in clang tests.

- `test/Misc/backend-resource-limit-diagnostics.cl` crashes as null
  streamer is used.

Modified:
    llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp

Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp?rev=364318&r1=364317&r2=364318&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPUAsmPrinter.cpp Tue Jun 25 07:06:34 2019
@@ -326,7 +326,8 @@ void AMDGPUAsmPrinter::EmitGlobalVariabl
 
     EmitVisibility(GVSym, GV->getVisibility(), !GV->isDeclaration());
     EmitLinkage(GV, GVSym);
-    getTargetStreamer()->emitAMDGPULDS(GVSym, Size, Align);
+    if (auto TS = getTargetStreamer())
+      TS->emitAMDGPULDS(GVSym, Size, Align);
     return;
   }