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re PR ipa/65588 (lto1: internal compiler error: Segmentation fault)

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PR ipa/65588
	* symtab.c (symtab_node::get_partitioning_class): Register vars
	are duplicated.
	* varpool.c (symbol_table::output_variables) Do not assemble unefined
	decls for non-symbols.

From-SVN: r221745
This commit is contained in:
Jan Hubicka 2015-03-27 22:35:51 +01:00 • committed by Jan Hubicka
parent 62021f64e5
commit c97de76414
3 changed files with 13 additions and 1 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2015-03-27 Jan Hubicka <hubicka@ucw.cz>
PR ipa/65588
* symtab.c (symtab_node::get_partitioning_class): Register vars
are duplicated.
* varpool.c (symbol_table::output_variables) Do not assemble unefined
decls for non-symbols.
2015-03-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/65248

2
gcc/symtab.c
View file

@ -1689,6 +1689,8 @@ symtab_node::get_partitioning_class (void)
objects that can not be duplicated across partitions. */
if (DECL_IN_CONSTANT_POOL (decl))
return SYMBOL_DUPLICATE;
if (DECL_HARD_REGISTER (decl))
return SYMBOL_DUPLICATE;
gcc_checking_assert (vnode->definition);
}
/* Functions that are cloned may stay in callgraph even if they are unused.

4
gcc/varpool.c
View file

@ -737,7 +737,9 @@ symbol_table::output_variables (void)
timevar_push (TV_VAROUT);
FOR_EACH_VARIABLE (node)
if (!node->definition)
if (!node->definition
&& !DECL_HAS_VALUE_EXPR_P (node->decl)
&& !DECL_HARD_REGISTER (node->decl))
assemble_undefined_decl (node->decl);
FOR_EACH_DEFINED_VARIABLE (node)
{