https://gcc.gnu.org/g:7a6261332de58fd47283d694d8cd61ea7cdb324c
commit r14-9558-g7a6261332de58fd47283d694d8cd61ea7cdb324c Author: Marek Polacek <pola...@redhat.com> Date: Tue Mar 19 17:15:38 2024 -0400 testsuite: fix target for linkage-1.C This test fails in C++11 due to: linkage-1.C:3:8: error: 'f' function uses 'auto' type specifier without trailing return type 3 | inline auto f() { | ^~~~ linkage-1.C:3:8: note: deduced return type only available with '-std=c++14' or '-std=gnu++14' Compile it in C++14 thus. gcc/testsuite/ChangeLog: * g++.dg/cpp2a/linkage-1.C: Use target c++14. Diff: --- gcc/testsuite/g++.dg/cpp2a/linkage-1.C | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/g++.dg/cpp2a/linkage-1.C b/gcc/testsuite/g++.dg/cpp2a/linkage-1.C index 888ed6fa5b5..2b83ffe55b7 100644 --- a/gcc/testsuite/g++.dg/cpp2a/linkage-1.C +++ b/gcc/testsuite/g++.dg/cpp2a/linkage-1.C @@ -1,4 +1,4 @@ -// { dg-do compile { target c++11 } } +// { dg-do compile { target c++14 } } inline auto f() { struct A {};