PR tree-optimization/44119
* tree-ssa-pre.c (eliminate): Properly mark replacement of
a PHI node necessary.
* gcc.c-torture/compile/pr44119.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159412
138bc75d-0d04-0410-961f-
82ee72b054a4
+2010-05-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/44119
+ * tree-ssa-pre.c (eliminate): Properly mark replacement of
+ a PHI node necessary.
+
2010-05-14 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (TREE_ADDRESSABLE): Remove bogus usage for FIELD_DECL.
+2010-05-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/44119
+ * gcc.c-torture/compile/pr44119.c: New testcase.
+
2010-05-14 Jason Merrill <jason@redhat.com>
PR c++/44127
remove_phi_node (&gsi, false);
+ if (!bitmap_bit_p (inserted_exprs, SSA_NAME_VERSION (res))
+ && TREE_CODE (sprime) == SSA_NAME)
+ gimple_set_plf (SSA_NAME_DEF_STMT (sprime), NECESSARY, true);
+
if (!useless_type_conversion_p (TREE_TYPE (res), TREE_TYPE (sprime)))
sprime = fold_convert (TREE_TYPE (res), sprime);
stmt = gimple_build_assign (res, sprime);