r255354 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Sat Dec  2 07:57:04 2017
New Revision: 255354

URL: https://gcc.gnu.org/viewcvs?rev=255354&root=gcc&view=rev
Log:
	PR c++/81212
	* tree-cfg.c (pass_warn_function_return::execute): Handle
	__builtin_ubsan_handle_missing_return like __builtin_unreachable
	with BUILTINS_LOCATION.

	* g++.dg/ubsan/pr81212.C: New test.
	* g++.dg/ubsan/return-1.C: Add -Wno-return-type to dg-options.
	* g++.dg/ubsan/return-2.C: Likewise.
	* g++.dg/ubsan/return-7.C: Likewise.

Added:
    trunk/gcc/testsuite/g++.dg/ubsan/pr81212.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/ubsan/return-1.C
    trunk/gcc/testsuite/g++.dg/ubsan/return-2.C
    trunk/gcc/testsuite/g++.dg/ubsan/return-7.C
    trunk/gcc/tree-cfg.c