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-rw-r--r--lib/Sema/SemaOverload.cpp3
-rw-r--r--test/CodeGenCXX/PR5834-constructor-conversion.cpp14
2 files changed, 16 insertions, 1 deletions
diff --git a/lib/Sema/SemaOverload.cpp b/lib/Sema/SemaOverload.cpp
index fbcb807428..66aa4845b1 100644
--- a/lib/Sema/SemaOverload.cpp
+++ b/lib/Sema/SemaOverload.cpp
@@ -451,7 +451,8 @@ Sema::TryImplicitConversion(Expr* From, QualType ToType,
QualType FromCanon
= Context.getCanonicalType(From->getType().getUnqualifiedType());
QualType ToCanon = Context.getCanonicalType(ToType).getUnqualifiedType();
- if (FromCanon == ToCanon || IsDerivedFrom(FromCanon, ToCanon)) {
+ if (Constructor->isCopyConstructor(Context) &&
+ (FromCanon == ToCanon || IsDerivedFrom(FromCanon, ToCanon))) {
// Turn this into a "standard" conversion sequence, so that it
// gets ranked with standard conversion sequences.
ICS.ConversionKind = ImplicitConversionSequence::StandardConversion;
diff --git a/test/CodeGenCXX/PR5834-constructor-conversion.cpp b/test/CodeGenCXX/PR5834-constructor-conversion.cpp
new file mode 100644
index 0000000000..044d8e555d
--- /dev/null
+++ b/test/CodeGenCXX/PR5834-constructor-conversion.cpp
@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -emit-llvm -o - %s
+
+// PR5834
+struct ASTMultiMover {};
+struct ASTMultiPtr {
+ ASTMultiPtr();
+ ASTMultiPtr(ASTMultiPtr&);
+ ASTMultiPtr(ASTMultiMover mover);
+ operator ASTMultiMover();
+};
+void f1() {
+ extern void f0(ASTMultiPtr);
+ f0(ASTMultiPtr());
+}