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lto-partition.c (privatize_symbol_name): Return true when privatizing happened. 

* lto-partition.c (privatize_symbol_name): Return true when
	privatizing happened.
	(rename_statics): Do not go into infinite loop when privatizing
	is not needed.

From-SVN: r199040
This commit is contained in:
Jan Hubicka 2013-05-18 00:15:47 +02:00 committed by Jan Hubicka
parent c3272a921a
commit 8ee0505114
2 changed files with 16 additions and 7 deletions
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7
gcc/lto/ChangeLog
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@ -1,3 +1,10 @@
2013-05-15 Jan Hubicka <jh@suse.cz>
* lto-partition.c (privatize_symbol_name): Return true when
privatizing happened.
(rename_statics): Do not go into infinite loop when privatizing
is not needed.
2013-05-16 Jason Merrill <jason@redhat.com>
* Make-lang.in ($(LTO_EXE)): Use link mutex.

16
gcc/lto/lto-partition.c
View File

@ -766,7 +766,7 @@ lto_balanced_map (void)
with symbols defined out of the LTO world.
*/
static void
static bool
privatize_symbol_name (symtab_node node)
{
tree decl = node->symbol.decl;
@ -781,7 +781,7 @@ privatize_symbol_name (symtab_node node)
fprintf (cgraph_dump_file,
"Not privatizing symbol name: %s. It privatized already.\n",
name);
return;
return false;
}
/* Avoid mangling of already mangled clones.
??? should have a flag whether a symbol has a 'private' name already,
@ -793,7 +793,7 @@ privatize_symbol_name (symtab_node node)
fprintf (cgraph_dump_file,
"Not privatizing symbol name: %s. Has unique name.\n",
name);
return;
return false;
}
change_decl_assembler_name (decl, clone_function_name (decl, "lto_priv"));
if (node->symbol.lto_file_data)
@ -804,6 +804,7 @@ privatize_symbol_name (symtab_node node)
fprintf (cgraph_dump_file,
"Privatizing symbol name: %s -> %s\n",
name, IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl)));
return true;
}
/* Promote variable VNODE to be static. */
@ -906,11 +907,12 @@ rename_statics (lto_symtab_encoder_t encoder, symtab_node node)
&& (!encoder
|| lto_symtab_encoder_lookup (encoder, s) != LCC_NOT_FOUND))
{
privatize_symbol_name (s);
/* Re-start from beggining since we do not know how many symbols changed a name. */
s = symtab_node_for_asm (name);
if (privatize_symbol_name (s))
/* Re-start from beggining since we do not know how many symbols changed a name. */
s = symtab_node_for_asm (name);
else s = s->symbol.next_sharing_asm_name;
}
else s = s->symbol.next_sharing_asm_name;
else s = s->symbol.next_sharing_asm_name;
}
/* Find out all static decls that need to be promoted to global because