[clang] cb98fd9 - Fix use of an uninitialized variable; NFC intended

[Aaron Ballman via cfe-commits]

Author: Aaron Ballman
Date: 2024-09-17T09:39:19-04:00
New Revision: cb98fd977a25d3d778244da4012fd34acf7fab45

URL: https://github.com/llvm/llvm-project/commit/cb98fd977a25d3d778244da4012fd34acf7fab45
DIFF: https://github.com/llvm/llvm-project/commit/cb98fd977a25d3d778244da4012fd34acf7fab45.diff

LOG: Fix use of an uninitialized variable; NFC intended

This was causing debug builds with Visual Studio to fail a number of
HLSL tests.

Added: 
    

Modified: 
    clang/lib/Sema/SemaHLSL.cpp

Removed: 
    


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diff  --git a/clang/lib/Sema/SemaHLSL.cpp b/clang/lib/Sema/SemaHLSL.cpp
index 98c9d25327270e..67792be994fa89 100644
--- a/clang/lib/Sema/SemaHLSL.cpp
+++ b/clang/lib/Sema/SemaHLSL.cpp
@@ -573,7 +573,7 @@ bool clang::CreateHLSLAttributedResourceType(
   assert(AttrList.size() && "expected list of resource attributes");
 
   QualType ContainedTy = QualType();
-  TypeSourceInfo *ContainedTyInfo;
+  TypeSourceInfo *ContainedTyInfo = nullptr;
   SourceLocation LocBegin = AttrList[0]->getRange().getBegin();
   SourceLocation LocEnd = AttrList[0]->getRange().getEnd();
 
@@ -641,7 +641,7 @@ bool clang::CreateHLSLAttributedResourceType(
   ResType = S.getASTContext().getHLSLAttributedResourceType(
       Wrapped, ContainedTy, ResAttrs);
 
-  if (LocInfo) {
+  if (LocInfo && ContainedTyInfo) {
     LocInfo->Range = SourceRange(LocBegin, LocEnd);
     LocInfo->ContainedTyInfo = ContainedTyInfo;
   }