diff options
| author | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-08-11 08:14:54 +0000 |
|---|---|---|
| committer | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-08-11 08:14:54 +0000 |
| commit | 07b8a4124a8bc7ffadb491bade270db8497a9783 (patch) | |
| tree | 9758313b56edfd190549a5e205c9576068fe786e /gcc/c-family/c-opts.c | |
| parent | f4b56643a351a482689a8084946768818fbf1a56 (diff) | |
| download | gcc-07b8a4124a8bc7ffadb491bade270db8497a9783.tar.gz | |
Introduce TARGET_SUPPORTS_ALIASES
2017-08-11 Martin Liska <mliska@suse.cz>
* c-opts.c (c_common_post_options): Replace ASM_OUTPUT_DEF with
TARGET_SUPPORTS_ALIASES.
2017-08-11 Martin Liska <mliska@suse.cz>
* asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
TARGET_SUPPORTS_ALIASES.
* cgraph.c (cgraph_node::create_same_body_alias): Likewise.
* ipa-visibility.c (can_replace_by_local_alias): Likewise.
(optimize_weakref): Likewise.
* symtab.c (symtab_node::noninterposable_alias): Likewise.
* varpool.c (varpool_node::create_extra_name_alias): Likewise.
* defaults.h: Introduce TARGET_SUPPORTS_ALIASES.
2017-08-11 Martin Liska <mliska@suse.cz>
* decl2.c (get_tls_init_fn): Replace ASM_OUTPUT_DEF with
TARGET_SUPPORTS_ALIASES.
(handle_tls_init): Likewise.
(note_mangling_alias): Likewise. Remove ATTRIBUTE_UNUSED for
both arguments.
* optimize.c (can_alias_cdtor): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@251048 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/c-family/c-opts.c')
| -rw-r--r-- | gcc/c-family/c-opts.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/gcc/c-family/c-opts.c b/gcc/c-family/c-opts.c index 1657e7a4390..0b13a188c1b 100644 --- a/gcc/c-family/c-opts.c +++ b/gcc/c-family/c-opts.c @@ -957,16 +957,18 @@ c_common_post_options (const char **pfilename) if (flag_extern_tls_init) { -#if !defined (ASM_OUTPUT_DEF) || !SUPPORTS_WEAK - /* Lazy TLS initialization for a variable in another TU requires - alias and weak reference support. */ - if (flag_extern_tls_init > 0) - sorry ("external TLS initialization functions not supported " - "on this target"); - flag_extern_tls_init = 0; -#else - flag_extern_tls_init = 1; -#endif + if (!TARGET_SUPPORTS_ALIASES || !SUPPORTS_WEAK) + { + /* Lazy TLS initialization for a variable in another TU requires + alias and weak reference support. */ + if (flag_extern_tls_init > 0) + sorry ("external TLS initialization functions not supported " + "on this target"); + + flag_extern_tls_init = 0; + } + else + flag_extern_tls_init = 1; } if (num_in_fnames > 1) |