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| author | pinskia <pinskia@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-08-19 20:29:01 +0000 |
|---|---|---|
| committer | pinskia <pinskia@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-08-19 20:29:01 +0000 |
| commit | 0cb502930fc1b511dd1acab155ef5b0291d7edef (patch) | |
| tree | ad286296a88a627c032b917d2d413f56d8875840 /gcc/c.opt | |
| parent | ac9b19aaa4d30842172a28c02ee38ec006d56e56 (diff) | |
| download | gcc-0cb502930fc1b511dd1acab155ef5b0291d7edef.tar.gz | |
PR c++/10538, PR c/5582
ChangeLog:
* langhooks-def.h (lhd_decl_uninit): Declare.
(LANG_HOOKS_DECL_UNINIT): New macro.
(LANG_HOOKS_INITIALIZER): Adjust.
* langhooks.h (struct lang_hooks): Add new field
decl_uninit.
* langhooks.c (lhd_decl_uninit): Define.
* c-common.c (c_decl_uninit_1): New function.
(c_decl_uninit): New function.
(warn_init_self): Define.
* c-common.h (c_decl_uninit): Declare.
(warn_init_self): Declare.
* c.opt: Introduce -Winit-self.
* c-opts.c (c_common_handle_options): Set warn_init_self.
* c-lang.c (LANG_HOOKS_DECL_UNINIT): Define.
* objc/objc-lang.c (LANG_HOOKS_DECL_UNINIT): Define.
* function.c (uninitialized_vars_warning): Call the language hook.
* doc/invoke.texi: Document -Winit-self.
cp/ChangeLog:
* cp/cp-lang.c (LANG_HOOKS_DECL_UNINIT): Define.
testsuite:
* gcc.dg/uninit-D.c: New Test.
* gcc.dg/uninit-E.c: New Test.
* gcc.dg/uninit-F.c: New Test.
* gcc.dg/uninit-G.c: New Test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70574 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c.opt')
| -rw-r--r-- | gcc/c.opt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/c.opt b/gcc/c.opt index 229414f6c1a..bfe81aa3d8f 100644 --- a/gcc/c.opt +++ b/gcc/c.opt @@ -238,6 +238,10 @@ C ObjC Wformat= C ObjC C++ ObjC++ Joined +Winit-self +C ObjC C++ ObjC++ +Warn about variables which are initialized to themselves. + Wimplicit C ObjC C++ ObjC++ |