For warning compatibility with GCC.
Reviewed By: cjdb
Differential Revision: https://reviews.llvm.org/D139570
concepts-ts compatibility extension.
- Clang now diagnoses overflow undefined behavior in a constant expression while
evaluating a compound assignment with remainder as operand.
+- Add ``-Wreturn-local-addr``, a GCC alias for ``-Wreturn-stack-address``.
Non-comprehensive list of changes in this release
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def DanglingInitializerList : DiagGroup<"dangling-initializer-list">;
def DanglingGsl : DiagGroup<"dangling-gsl">;
def ReturnStackAddress : DiagGroup<"return-stack-address">;
+// Name of this warning in GCC
+def : DiagGroup<"return-local-addr", [ReturnStackAddress]>;
def Dangling : DiagGroup<"dangling", [DanglingField,
DanglingInitializerList,
DanglingGsl,
// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify -std=c++11 %s
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify -std=c++11 -Wno-return-stack-address -Wreturn-local-addr %s
namespace PR26599 {
template <typename>