From ef4f94ac977780ceb14adc8dcbcc2eb2c23b5425 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 3 Apr 2002 14:39:51 -0800 Subject: re PR rtl-optimization/4330 (Optimizer generates illegal assembly code) PR opt/4330 * langhooks.h (lang_hooks.decls.warn_unused_global): New. * toplev.c (check_global_declarations): Use it. * langhooks-def.h (lhd_warn_unused_global_decl): Declare. (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New. (LANG_HOOKS_DECLS): Add it. * langhooks.c (lhd_warn_unused_global_decl): New. * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New. * c-objc-common.c (c_warn_unused_global_decl): New. * c-tree.h (c_warn_unused_global_decl): Declare. * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New. * cp-lang.c (cxx_warn_unused_global_decl): New. (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New. * g++.dg/warn/Wunused-2.C: New. * gcc.dg/unused-4.c: New. From-SVN: r51818 --- gcc/objc/objc-lang.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'gcc/objc/objc-lang.c') diff --git a/gcc/objc/objc-lang.c b/gcc/objc/objc-lang.c index 991ecd9..b119432 100644 --- a/gcc/objc/objc-lang.c +++ b/gcc/objc/objc-lang.c @@ -68,6 +68,9 @@ static void objc_post_options PARAMS ((void)); #define LANG_HOOKS_DECL_PRINTABLE_NAME objc_printable_name #undef LANG_HOOKS_SET_YYDEBUG #define LANG_HOOKS_SET_YYDEBUG c_set_yydebug +#undef LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL +#define LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL c_warn_unused_global_decl + /* Inlining hooks same as the C front end. */ #undef LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN #define LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN \ -- cgit v1.1