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-rw-r--r--lib/CodeGen/CodeGenTypes.cpp12
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/CodeGen/CodeGenTypes.cpp b/lib/CodeGen/CodeGenTypes.cpp
index e0f926cabd71..a4a8654eb36b 100644
--- a/lib/CodeGen/CodeGenTypes.cpp
+++ b/lib/CodeGen/CodeGenTypes.cpp
@@ -154,14 +154,16 @@ isSafeToConvert(const RecordDecl *RD, CodeGenTypes &CGT,
static bool
isSafeToConvert(QualType T, CodeGenTypes &CGT,
llvm::SmallPtrSet<const RecordDecl*, 16> &AlreadyChecked) {
- T = T.getCanonicalType();
-
+ // Strip off atomic type sugar.
+ if (const auto *AT = T->getAs<AtomicType>())
+ T = AT->getValueType();
+
// If this is a record, check it.
- if (const RecordType *RT = dyn_cast<RecordType>(T))
+ if (const auto *RT = T->getAs<RecordType>())
return isSafeToConvert(RT->getDecl(), CGT, AlreadyChecked);
-
+
// If this is an array, check the elements, which are embedded inline.
- if (const ArrayType *AT = dyn_cast<ArrayType>(T))
+ if (const auto *AT = CGT.getContext().getAsArrayType(T))
return isSafeToConvert(AT->getElementType(), CGT, AlreadyChecked);
// Otherwise, there is no concern about transforming this. We only care about