re PR middle-end/23492 (ACATS c48009e SEGV in set_bb_for_stmt tree-cfg.c:2673 on x86_64)

2005-10-31  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/23492
        * tree-inline.c (setup_one_parameter): If the init_stmt
        is NULL, don't insert the statement.
2005-10-31  Andrew Pinski  <pinskia@physics.uc.edu>

        PR middle-end/23492
        * gcc.c-torture/compile/zero-strct-5.c: New test.

From-SVN: r106270

gcc/ChangeLog

+2005-10-31  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	PR middle-end/23492
+	* tree-inline.c (setup_one_parameter): If the init_stmt
+	is NULL, don't insert the statement.
+
 2005-10-30  Jan Hubicka  <jh@suse.cz>
 
 	PR tree-optimization/24172

gcc/testsuite/ChangeLog

+2005-10-31  Andrew Pinski  <pinskia@physics.uc.edu>
+
+	PR middle-end/23492
+	* gcc.c-torture/compile/zero-strct-5.c: New test.
+
 2005-10-31  Jerry DeLisle  <jvdelisle@verizon.net>
 
         PR libgfortran/24584

gcc/testsuite/gcc.c-torture/compile/zero-strct-5.c

+/* Check that the inliner does not crash for this testcase.
+   gimple_expr can change the expr to NULL meaning that we
+   should not add any statement. */
+struct f {};
+struct g1 {struct f l;};
+
+static inline void g(struct f a, int i){}
+
+void h(void)
+{
+  struct g1 t;
+  g(t.l , 1);
+}
+

gcc/tree-inline.c

@@ -1159,7 +1159,8 @@ setup_one_parameter (inline_data *id, tree p, tree value, tree fn,
 	  && (!is_gimple_cast (rhs)
 	      || !is_gimple_val (TREE_OPERAND (rhs, 0))))
 	gimplify_stmt (&init_stmt);
-      bsi_insert_after (&bsi, init_stmt, BSI_NEW_STMT);
+      if (init_stmt)
+        bsi_insert_after (&bsi, init_stmt, BSI_NEW_STMT);
     }
 }