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lto-streamer-out.c (write_symbol): Fix visibilities of external references.

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* lto-streamer-out.c (write_symbol): Fix visibilities of external
	references.

From-SVN: r162497
This commit is contained in:
Jan Hubicka 2010-07-24 03:04:29 +02:00 committed by Jan Hubicka
parent 67d8bd24cd
commit 5d7f4d9c8b
2 changed files with 31 additions and 15 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2010-07-23 Jan Hubicka <jh@suse.cz>
* lto-streamer-out.c (write_symbol): Fix visibilities of external
references.
2010-07-23 Le-Chun Wu <lcwu@google.com>
* omega.c (omega_eliminate_redundant): Remove a self-assign statement.

41
gcc/lto-streamer-out.c
View File

@ -2352,21 +2352,32 @@ write_symbol (struct lto_streamer_cache_d *cache,
&& cgraph_get_node (t)->analyzed));
}
switch (DECL_VISIBILITY(t))
{
case VISIBILITY_DEFAULT:
visibility = GCCPV_DEFAULT;
break;
case VISIBILITY_PROTECTED:
visibility = GCCPV_PROTECTED;
break;
case VISIBILITY_HIDDEN:
visibility = GCCPV_HIDDEN;
break;
case VISIBILITY_INTERNAL:
visibility = GCCPV_INTERNAL;
break;
}
/* Imitate what default_elf_asm_output_external do.
When symbol is external, we need to output it with DEFAULT visibility
when compiling with -fvisibility=default, while with HIDDEN visibility
when symbol has attribute (visibility("hidden")) specified.
targetm.binds_local_p check DECL_VISIBILITY_SPECIFIED and gets this
right. */
if (DECL_EXTERNAL (t)
&& !targetm.binds_local_p (t))
visibility = GCCPV_DEFAULT;
else
switch (DECL_VISIBILITY(t))
{
case VISIBILITY_DEFAULT:
visibility = GCCPV_DEFAULT;
break;
case VISIBILITY_PROTECTED:
visibility = GCCPV_PROTECTED;
break;
case VISIBILITY_HIDDEN:
visibility = GCCPV_HIDDEN;
break;
case VISIBILITY_INTERNAL:
visibility = GCCPV_INTERNAL;
break;
}
if (kind == GCCPK_COMMON
&& DECL_SIZE (t)