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| author | Sandra Loosemore <sandra@codesourcery.com> | 2012-07-25 18:08:06 +0000 |
|---|---|---|
| committer | Sandra Loosemore <sandra@codesourcery.com> | 2012-07-25 18:08:06 +0000 |
| commit | 708b7194c3f6755b7e29e888954a1e3841210cb1 (patch) | |
| tree | f42803034e2d99c0fb7f313962516557837e0a57 /gcc/ipa-pure-const.c | |
| parent | 697c1acf6333114e092d757cc07cab1bd2f206c9 (diff) | |
2012-07-25 Sandra Loosemore <sandra@codesourcery.com>
Paul Brook <paul@codesourcery.com>
PR target/53633
gcc/
* target.def (warn_func_return): New hook.
* doc/tm.texi.in (TARGET_WARN_FUNC_RETURN): New hook.
* doc/tm.texi: Regenerate.
* doc/sourcebuild.texi (Effective-Target Keywords): Document
naked_functions.
* ipa-pure-const.c (warn_function_noreturn): Check
targetm.warn_func_return.
* tree-cfg.c (execute_warn_function_return): Likewise.
* config/spu/spu.c (spu_warn_func_return): New.
(TARGET_WARN_FUNC_RETURN): Define.
* config/rx/rx.c (rx_warn_func_return): New.
(TARGET_WARN_FUNC_RETURN): Define.
* config/avr/avr.c (avr_warn_func_return): New.
(TARGET_WARN_FUNC_RETURN): Define.
* config/arm/arm.c (arm_warn_func_return): New.
(TARGET_WARN_FUNC_RETURN): Define.
* config/mcore/mcore.c (mcore_warn_func_return): New.
(TARGET_WARN_FUNC_RETURN): Define.
(saved_warn_return_type, saved_warn_return_type_count): Remove.
(mcore_reorg, mcore_handle_naked_attribute): Remove warn_return hack.
gcc/cp/
* decl.c (finish_function): Check targetm.warn_func_return.
gcc/testsuite/
* lib/target-suports.exp (check_effective_target_naked_functions):
New.
* c-c++-common/pr53633.c: New test.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@189860 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/ipa-pure-const.c')
| -rw-r--r-- | gcc/ipa-pure-const.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/ipa-pure-const.c b/gcc/ipa-pure-const.c index a5933f3b130..980e4284a0d 100644 --- a/gcc/ipa-pure-const.c +++ b/gcc/ipa-pure-const.c @@ -186,7 +186,8 @@ void warn_function_noreturn (tree decl) { static struct pointer_set_t *warned_about; - if (!lang_hooks.missing_noreturn_ok_p (decl)) + if (!lang_hooks.missing_noreturn_ok_p (decl) + && targetm.warn_func_return (decl)) warned_about = suggest_attribute (OPT_Wsuggest_attribute_noreturn, decl, true, warned_about, "noreturn"); |