From f827930ae282f8ae4bedf0a38dbc2fa99d2b3d08 Mon Sep 17 00:00:00 2001 From: Marek Polacek Date: Thu, 8 May 2014 17:42:09 +0000 Subject: re PR c/61077 (_Atomic in the return type or argument types of main not diagnosed) PR c/61077 c-family/ * c-common.c (check_main_parameter_types): Warn for _Atomic-qualified parameter type of main. c/ * c-decl.c (start_function): Warn for _Atomic-qualified return type of main. testsuite/ * gcc.dg/pr61077.c: New test. From-SVN: r210229 --- gcc/c/ChangeLog | 6 ++++++ gcc/c/c-decl.c | 3 +++ 2 files changed, 9 insertions(+) (limited to 'gcc/c') diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index 379b8d7..8925371 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,9 @@ +2014-05-08 Marek Polacek + + PR c/61077 + * c-decl.c (start_function): Warn for _Atomic-qualified return type + of main. + 2014-05-06 Kenneth Zadeck Mike Stump Richard Sandiford diff --git a/gcc/c/c-decl.c b/gcc/c/c-decl.c index 3abf6b9..d8631fc 100644 --- a/gcc/c/c-decl.c +++ b/gcc/c/c-decl.c @@ -8045,6 +8045,9 @@ start_function (struct c_declspecs *declspecs, struct c_declarator *declarator, if (TYPE_MAIN_VARIANT (TREE_TYPE (TREE_TYPE (decl1))) != integer_type_node) pedwarn (loc, OPT_Wmain, "return type of %qD is not %", decl1); + else if (TYPE_ATOMIC (TREE_TYPE (TREE_TYPE (decl1)))) + pedwarn (loc, OPT_Wmain, "%<_Atomic%>-qualified return type of %qD", + decl1); check_main_parameter_types (decl1); -- cgit v1.1