r211194 - in /trunk/gcc: ChangeLog c-family/Cha...

[mpolacek at gcc dot gnu dot org]

Author: mpolacek
Date: Tue Jun  3 17:35:34 2014
New Revision: 211194

URL: http://gcc.gnu.org/viewcvs?rev=211194&root=gcc&view=rev
Log:
	PR c/60439
	* doc/invoke.texi: Document -Wswitch-bool.
	* function.c (stack_protect_epilogue): Cast controlling expression of
	the switch to int.
	* gengtype.c (walk_type): Generate switch expression with its
	controlling expression cast to int.
c/
	* c-parser.c (c_parser_switch_statement): Pass explicit_cast_p to
	c_start_case.
	* c-tree.h (c_start_case): Update.
	* c-typeck.c (c_start_case): Add new boolean parameter.  Warn if
	switch condition has boolean value.
cp/
	* semantics.c (finish_switch_cond): Warn if switch condition has
	boolean value.
c-family/
	* c.opt (Wswitch-bool): New option.
testsuite/
	* c-c++-common/pr60439.c: New test.
	* g++.dg/eh/scope1.C (f4): Add dg-warning.

Added:
    trunk/gcc/testsuite/c-c++-common/pr60439.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c.opt
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-parser.c
    trunk/gcc/c/c-tree.h
    trunk/gcc/c/c-typeck.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/semantics.c
    trunk/gcc/doc/invoke.texi
    trunk/gcc/function.c
    trunk/gcc/gengtype.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/g++.dg/eh/scope1.C