r255296 - in /trunk/gcc: ChangeLog testsuite/Ch...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Dec  1 08:11:56 2017
New Revision: 255296

URL: https://gcc.gnu.org/viewcvs?rev=255296&root=gcc&view=rev
Log:
	PR sanitizer/81275
	* tree-cfg.c (group_case_labels_stmt): Don't optimize away
	C++ FE implicitly added __builtin_unreachable () until -Wreturn-type
	is diagnosed.

	* c-c++-common/tsan/pr81275.c: Remove dg-skip-if.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/c-c++-common/tsan/pr81275.c
    trunk/gcc/tree-cfg.c