diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 4d3049e67f353585f55fd014c7049349b9d970c3..5b9ff5a694cde14679a13ee735341fe1e934304b 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2020-04-25 Jakub Jelinek <jakub@redhat.com> + + PR c++/94742 + * semantics.c (finish_call_expr): When looking if all overloads + are noreturn, use STRIP_TEMPLATE to look through TEMPLATE_DECLs. + 2020-04-24 Martin Liska <mliska@suse.cz> * coroutines.cc: Fix compilation error for release checking diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c index c7a6064e9f338bdf5a12b421c4e15ba5b6f7f492..64a7b76d43783788be3b2ffb8e96962fd83cf1e4 100644 --- a/gcc/cp/semantics.c +++ b/gcc/cp/semantics.c @@ -2508,7 +2508,7 @@ finish_call_expr (tree fn, vec<tree, va_gc> **args, bool disallow_virtual, bool abnormal = true; for (lkp_iterator iter (fn); abnormal && iter; ++iter) { - tree fndecl = *iter; + tree fndecl = STRIP_TEMPLATE (*iter); if (TREE_CODE (fndecl) != FUNCTION_DECL || !TREE_THIS_VOLATILE (fndecl)) abnormal = false; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index fa583670bafc333e323b60766c1ba3dc476296be..b9be66865cda9ff54f9667a6bb35a7cbf0c16296 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2020-04-25 Jakub Jelinek <jakub@redhat.com> + PR c++/94742 + * g++.dg/warn/Wreturn-type-12.C: New test. + PR tree-optimization/94734 PR tree-optimization/89430 * gcc.dg/tree-ssa/pr89430-1.c: Add xfail. diff --git a/gcc/testsuite/g++.dg/warn/Wreturn-type-12.C b/gcc/testsuite/g++.dg/warn/Wreturn-type-12.C new file mode 100644 index 0000000000000000000000000000000000000000..b35d3faafb05c5a0c8857b663d659e067c278a5a --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/Wreturn-type-12.C @@ -0,0 +1,23 @@ +// PR c++/94742 +// { dg-do compile { target c++11 } } +// { dg-options "-Wreturn-type" } + +template <class T> +[[noreturn]] void +foo (T const &t, char const *) +{ + throw T (t); +} + +template <class U> +int +bar () +{ + foo (42, __FUNCTION__); +} // { dg-bogus "no return statement in function returning non-void" } + +int +main () +{ + bar<long>(); +}