* gcc.c (getenv_spec_function): New function.

[pf3gnuchains/gcc-fork.git] / gcc / tree-cfg.c

diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c
index 4d6957f..593dc0d 100644 (file)
--- a/gcc/tree-cfg.c
+++ b/gcc/tree-cfg.c
@@ -1208,7 +1208,7 @@ replace_uses_by (tree name, tree val)
        }
     }
 
-  gcc_assert (zero_imm_uses_p (name));
+  gcc_assert (has_zero_uses (name));
 
   /* Also update the trees stored in loop structures.  */
   if (current_loops)
@@ -4998,6 +4998,7 @@ void
 dump_function_to_file (tree fn, FILE *file, int flags)
 {
   tree arg, vars, var;
+  struct function *dsf;
   bool ignore_topmost_bind = false, any_var = false;
   basic_block bb;
   tree chain;
@@ -5015,8 +5016,10 @@ dump_function_to_file (tree fn, FILE *file, int flags)
     }
   fprintf (file, ")\n");
 
-  if (flags & TDF_DETAILS)
-    dump_eh_tree (file, DECL_STRUCT_FUNCTION (fn));
+  dsf = DECL_STRUCT_FUNCTION (fn);
+  if (dsf && (flags & TDF_DETAILS))
+    dump_eh_tree (file, dsf);
+
   if (flags & TDF_RAW)
     {
       dump_node (fn, TDF_SLIM | flags, file);