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r185524 - in /trunk/gcc: ChangeLog c-family/Cha...
- From: paolo at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 19 Mar 2012 15:51:27 -0000
- Subject: r185524 - in /trunk/gcc: ChangeLog c-family/Cha...
Author: paolo
Date: Mon Mar 19 15:51:25 2012
New Revision: 185524
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=185524
Log:
2012-03-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/14710
* doc/invoke.texi: Document -Wuseless-cast.
/c-family
2012-03-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/14710
* c.opt ([Wuseless-cast]): Add.
/cp
2012-03-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/14710
* cp-tree.h (maybe_warn_about_useless_cast): Declare.
* typeck.c (maybe_warn_about_useless_cast): Define.
(build_reinterpret_cast, build_const_cast,
build_static_cast, cp_build_c_cast): Use it.
* rtti.c (build_dynamic_cast): Likewise.
* pt.c (tsubst_copy_and_build, case CAST_EXPR): Increment/decrement
c_inhibit_evaluation_warnings before/after the build_* calls.
/testsuite
2012-03-16 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/14710
* g++.dg/warn/Wuseless-cast.C: New.
Added:
trunk/gcc/testsuite/g++.dg/warn/Wuseless-cast.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c.opt
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/cp-tree.h
trunk/gcc/cp/pt.c
trunk/gcc/cp/rtti.c
trunk/gcc/cp/tree.c
trunk/gcc/cp/typeck.c
trunk/gcc/doc/invoke.texi