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| author | Jan Hubicka <jh@suse.cz> | 2010-06-11 14:29:53 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2010-06-11 12:29:53 +0000 |
| commit | 7ea6b6cf97363a0f4dfb1a72a7cda31c59350bbc (patch) | |
| tree | b9d5e6003412755a9b91c08dbafc60f251457051 /gcc/opts.c | |
| parent | 2ee3cb3591bfa67a216efe877ddcfca65851bbc8 (diff) | |
| download | gcc-7ea6b6cf97363a0f4dfb1a72a7cda31c59350bbc.tar.gz | |
invoke.texi (Wsuggest-attribute): Document.
* doc/invoke.texi (Wsuggest-attribute): Document.
(Wmissing-noreturn): Remove.
* ipa-pure-const.c (warn_function_noreturn): New function.
* opts.c (decode_options): Set warn_suggest_attribute_noreturn on
warn_missing_noreturn.
* common.opt (Wsuggest-attribute=noreturn): New.
* tree-flow.h (warn_function_noreturn): Declare.
* tree-cfg.c (execute_warn_function_noreturn): Use
warn_function_noreturn.
(gate_warn_function_noreturn): New.
(pass_warn_function_noreturn): Update.
From-SVN: r160606
Diffstat (limited to 'gcc/opts.c')
| -rw-r--r-- | gcc/opts.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/opts.c b/gcc/opts.c index 8699ec33703..e304ce5c94b 100644 --- a/gcc/opts.c +++ b/gcc/opts.c @@ -1062,6 +1062,11 @@ decode_options (unsigned int argc, const char **argv) "is disabled."); flag_toplevel_reorder = 0; } + + /* -Wmissing-noreturn is alias for -Wsuggest-attribute=noreturn. */ + if (warn_missing_noreturn) + warn_suggest_attribute_noreturn = true; + /* Unless the user has asked for section anchors, we disable toplevel reordering at -O0 to disable transformations that might be surprising to end users and to get -fno-toplevel-reorder tested. */ |