* tree-inline.c (tree_function_versioning): Output debug info.

From-SVN: r144516

gcc/ChangeLog

 2009-02-28  Jan Hubicka  <jh@suse.cz>
 
+	* tree-inline.c (tree_function_versioning): Output debug info.
+
+2009-02-28  Jan Hubicka  <jh@suse.cz>
+
 	PR debug/39267
 	* tree-inline.c (setup_one_parameter): Do not copy propagate
 	arguments when not optimizing.

gcc/testsuite/ChangeLog

 2009-03-01  Jan Hubicka  <jh@suse.cz>
 
+	* gcc.dg/debug/dwarf2/ipa-cp1.c: New testcase.
+
+2009-03-01  Jan Hubicka  <jh@suse.cz>
+
 	PR debug/39267
 	* gcc.dg/debug/dwarf2/inline1.c: New testcase.
 

gcc/testsuite/gcc.dg/debug/dwarf2/ipa-cp1.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -gdwarf-2 -dA" } */
+void q(int p);
+static void
+t(int constant_propagated_par)
+{
+  int local_var = constant_propagated_par + 1;
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+  q(local_var);
+}
+main()
+{
+  t(5);
+  t(5);
+  t(5);
+  t(5);
+  t(5);
+  t(5);
+  t(5);
+}
+/* { dg-final { scan-assembler "local_var" } } */

gcc/tree-inline.c

@@ -4226,6 +4226,12 @@ tree_function_versioning (tree old_decl, tree new_decl, varray_type tree_map,
   old_version_node = cgraph_node (old_decl);
   new_version_node = cgraph_node (new_decl);
 
+  /* Output the inlining info for this abstract function, since it has been
+     inlined.  If we don't do this now, we can lose the information about the
+     variables in the function when the blocks get blown away as soon as we
+     remove the cgraph node.  */
+  (*debug_hooks->outlining_inline_function) (old_decl);
+
   DECL_ARTIFICIAL (new_decl) = 1;
   DECL_ABSTRACT_ORIGIN (new_decl) = DECL_ORIGIN (old_decl);