r214183 - in /trunk/gcc: ChangeLog c-family/Cha...

[mpolacek@gcc.gnu.org]

Author: mpolacek
Date: Tue Aug 19 18:50:00 2014
New Revision: 214183

URL: https://gcc.gnu.org/viewcvs?rev=214183&root=gcc&view=rev
Log:
	PR c++/62153
	* doc/invoke.texi: Document -Wbool-compare.
c-family/
	* c-common.c (maybe_warn_bool_compare): New function.
	* c-common.h (maybe_warn_bool_compare): Declare.
	* c.opt (Wbool-compare): New option.
c/
	* c-typeck.c (build_binary_op): If either operand of a comparison
	is a boolean expression, call maybe_warn_bool_compare.
cp/
	* call.c (build_new_op_1): Remember the type of arguments for
	a comparison.  If either operand of a comparison is a boolean
	expression, call maybe_warn_bool_compare.
testsuite/
	* c-c++-common/Wbool-compare-1.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/Wbool-compare-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/c-family/c-common.h
    trunk/gcc/c-family/c.opt
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-typeck.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/call.c
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog