When initializing struct members, the important thing is that the "initializing" expression is

compatible, not having the same type.

Fix rdar://8183908 in which compatible vector types weren't initialized properly leading to a crash.

llvm-svn: 124637

1 files changed, 2 insertions, 1 deletions

diff --git a/clang/lib/Sema/SemaInit.cpp b/clang/lib/Sema/SemaInit.cpp
index 589e971ccb8..3aeb5188270 100644
--- a/clang/lib/Sema/SemaInit.cpp
+++ b/clang/lib/Sema/SemaInit.cpp
@@ -697,7 +697,8 @@ void InitListChecker::CheckSubElementType(const InitializedEntity &Entity,
       //   initial value of the object, including unnamed members, is
       //   that of the expression.
       if ((ElemType->isRecordType() || ElemType->isVectorType()) &&
-          SemaRef.Context.hasSameUnqualifiedType(expr->getType(), ElemType)) {
+          SemaRef.CheckSingleAssignmentConstraints(ElemType, expr)
+              == Sema::Compatible) {
         SemaRef.DefaultFunctionArrayLvalueConversion(expr);
         UpdateStructuredListElement(StructuredList, StructuredIndex, expr);
         ++Index;