godump.c (go_output_typedef): When outputting a typedef...

gcc/:
        * godump.c (go_output_typedef): When outputting a typedef, refer
	to the underlying type by its name and not its structure.
gcc/testsuite:
        * gcc.misc-tests/godump-1.c: Add test case for typedef before
	struct.

From-SVN: r267958

gcc/ChangeLog

+2019-01-15  Nikhil Benesch  <nikhil.benesch@gmail.com>
+
+        * godump.c (go_output_typedef): When outputting a typedef, refer
+	to the underlying type by its name and not its structure.
+
 2019-01-15  David Malcolm  <dmalcolm@redhat.com>
 
 	PR c++/88795

gcc/godump.c

@@ -1181,7 +1181,7 @@ go_output_typedef (struct godump_container *container, tree decl)
 	return;
       *slot = CONST_CAST (void *, (const void *) type);
 
-      if (!go_format_type (container, TREE_TYPE (decl), false, false, NULL,
+      if (!go_format_type (container, TREE_TYPE (decl), true, false, NULL,
 			   false))
 	{
 	  fprintf (go_dump_file, "// ");

gcc/testsuite/ChangeLog

+2019-01-15  Nikhil Benesch  <nikhil.benesch@gmail.com>
+
+        * gcc.misc-tests/godump-1.c: Add test case for typedef before
+	struct.
+
 2019-01-15  David Malcolm  <dmalcolm@redhat.com>
 
 	PR c++/88795

gcc/testsuite/gcc.misc-tests/godump-1.c

@@ -468,6 +468,11 @@ struct { double d; uint8_t : 0; } sd_not_equiv;
 
 typedef struct s_undef_t s_undef_t2;
 
+typedef struct s_fwd *s_fwd_p;
+/* { dg-final { scan-file godump-1.out "(?n)^type _s_fwd_p \\*_s_fwd$" } } */
+
+struct s_fwd { };
+/* { dg-final { scan-file godump-1.out "(?n)^type _s_fwd struct \{ \}$" } } */
 
 /*** nested structs ***/
 typedef struct { struct { uint8_t ca[3]; } s; uint32_t i; } tsn;