[llvm] [SPIRV] Audit `select` Result in SPIRVInstructionSelector (PR #115193)

[Sarah Spall via llvm-commits]

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@@ -2712,16 +2744,22 @@ bool SPIRVInstructionSelector::selectIntrinsic(Register ResVReg,
   case Intrinsic::spv_firstbitshigh: // There is no CL equivalent of FindSMsb
     return selectFirstBitHigh(ResVReg, ResType, I, /*IsSigned=*/true);
   case Intrinsic::spv_group_memory_barrier_with_group_sync: {
-    Register MemSemReg =
+    bool Result = true;
+    auto MemSemConstant =
         buildI32Constant(SPIRV::MemorySemantics::SequentiallyConsistent, I);
-    Register ScopeReg = buildI32Constant(SPIRV::Scope::Workgroup, I);
+    Register MemSemReg = MemSemConstant.first;
+    Result &= MemSemConstant.second;
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spall wrote:

ditto

https://github.com/llvm/llvm-project/pull/115193