Index: lib/Sema/SemaInit.cpp =================================================================== --- lib/Sema/SemaInit.cpp +++ lib/Sema/SemaInit.cpp @@ -7692,6 +7692,12 @@ case FK_ReferenceInitDropsQualifiers: { QualType SourceType = Args[0]->getType(); + + // For braced initializer lists, we want to get the type + // of its (only) element, and not the "type" of the list itself. + if (const auto *List = dyn_cast(Args[0])) + SourceType = List->getInit(0)->getType(); + QualType NonRefType = DestType.getNonReferenceType(); Qualifiers DroppedQualifiers = SourceType.getQualifiers() - NonRefType.getQualifiers(); Index: test/SemaCXX/references.cpp =================================================================== --- test/SemaCXX/references.cpp +++ test/SemaCXX/references.cpp @@ -1,4 +1,5 @@ // RUN: %clang_cc1 -fsyntax-only -verify %s +// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s int g(int); void f() { @@ -55,6 +56,13 @@ // const double& rcd2 = 2; // rcd2 refers to temporary with value 2.0 const volatile int cvi = 1; const int& r = cvi; // expected-error{{binding value of type 'const volatile int' to reference to type 'const int' drops 'volatile' qualifier}} + +#if __cplusplus >= 201103L + const int& r2{cvi}; // expected-error{{binding value of type 'const volatile int' to reference to type 'const int' drops 'volatile' qualifier}} + + const int a = 2; + int& r3{a}; // expected-error{{binding value of type 'const int' to reference to type 'int' drops 'const'}} +#endif } // C++ [dcl.init.ref]p3