http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56570



Richard Biener <rguenth at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|UNCONFIRMED                 |NEW

   Last reconfirmed|                            |2013-03-08

     Ever Confirmed|0                           |1



--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> 2013-03-08 
11:20:22 UTC ---

Index: gcc/tree-cfg.c

===================================================================

--- gcc/tree-cfg.c      (revision 196540)

+++ gcc/tree-cfg.c      (working copy)

@@ -4521,6 +4541,15 @@ verify_expr_location_1 (tree *tp, int *w

 {

   struct pointer_set_t *blocks = (struct pointer_set_t *) data;



+  if (TREE_CODE (*tp) == VAR_DECL

+      && DECL_DEBUG_EXPR_IS_FROM (*tp))

+    {

+      tree t = DECL_DEBUG_EXPR (*tp);

+      tree addr = walk_tree (&t, verify_expr_location_1, blocks, NULL);

+      if (addr)

+       return addr;

+    }

+

   if (!EXPR_P (*tp))

     {

       *walk_subtrees = false;





exposes it.  Various fixes to tree-inline.c didn't yet fix it :/



Reducing the testcase with the above.

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