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re PR c++/66487 (sanitizer/warnings for lifetime DSE) 

PR ipa/66487
	* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
	use block_ultimate_origin
	(noncall-stmt_may_be_vtbl_ptr_store): Likewise.

From-SVN: r232356
This commit is contained in:
Jan Hubicka 2016-01-14 00:47:45 +01:00 committed by Jan Hubicka
parent 13431f304a
commit 92763e9ac7
2 changed files with 9 additions and 2 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2016-01-13 Jan Hubicka <hubicka@ucw.cz>
PR ipa/66487
* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
use block_ultimate_origin
(noncall-stmt_may_be_vtbl_ptr_store): Likewise.
2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (Submodel Options): Rename section to

4
gcc/ipa-polymorphic-call.c
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@ -484,7 +484,7 @@ contains_type_p (tree outer_type, HOST_WIDE_INT offset,
tree
inlined_polymorphic_ctor_dtor_block_p (tree block, bool check_clones)
{
tree fn = BLOCK_ABSTRACT_ORIGIN (block);
tree fn = block_ultimate_origin (block);
if (fn == NULL || TREE_CODE (fn) != FUNCTION_DECL)
return NULL_TREE;
@ -1143,7 +1143,7 @@ noncall_stmt_may_be_vtbl_ptr_store (gimple *stmt)
for (tree block = gimple_block (stmt); block && TREE_CODE (block) == BLOCK;
block = BLOCK_SUPERCONTEXT (block))
if (BLOCK_ABSTRACT_ORIGIN (block)
&& TREE_CODE (BLOCK_ABSTRACT_ORIGIN (block)) == FUNCTION_DECL)
&& TREE_CODE (block_ultimate_origin (block)) == FUNCTION_DECL)
return inlined_polymorphic_ctor_dtor_block_p (block, false);
return (TREE_CODE (TREE_TYPE (current_function_decl)) == METHOD_TYPE
&& (DECL_CXX_CONSTRUCTOR_P (current_function_decl)