Tests: Fix missing forward decls (#6202 partial)

src/verilog.y

@@ -7592,7 +7592,8 @@ class_item<nodep>:                      // ==IEEE: class_item
                         {
                           const string cgName = $1->name();
                           $1->name("__vlAnonCG_" + cgName);
-                          AstVar* const newp = new AstVar{$<fl>1, VVarType::VAR, cgName, VFlagChildDType{}, new AstRefDType($<fl>1, $1->name())};
+                          AstVar* const newp = new AstVar{$1->fileline(), VVarType::VAR, cgName,
+                              VFlagChildDType{}, new AstRefDType($1->fileline(), $1->name())};
                           $$ = addNextNull($1, newp);
                         }
         //                      // local_parameter_declaration under parameter_declaration

test_regress/t/t_enum_bad_circdecl.out

@@ -1,9 +1,9 @@
-%Error: t/t_enum_bad_circdecl.v:11:6: Typedef has self-reference: 'bad_redecl'
-                                    : ... note: In instance 't'
-   11 |    } bad_redecl;
-      |      ^~~~~~~~~~
-        t/t_enum_bad_circdecl.v:9:17: ... Location of reference
-    9 |    typedef enum bad_redecl [2:0] {
-      |                 ^~~~~~~~~~
+%Error: t/t_enum_bad_circdecl.v:10:41: Typedef has self-reference: 'bad_redecl'
+                                     : ... note: In instance 't'
+   10 |   typedef enum bad_redecl [2:0] {VALUE} bad_redecl;
+      |                                         ^~~~~~~~~~
+        t/t_enum_bad_circdecl.v:10:16: ... Location of reference
+   10 |   typedef enum bad_redecl [2:0] {VALUE} bad_redecl;
+      |                ^~~~~~~~~~
         ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
 %Error: Exiting due to

test_regress/t/t_enum_bad_circdecl.v

@@ -4,10 +4,9 @@
 // any use, without warranty, 2020 by Wilson Snyder.
 // SPDX-License-Identifier: CC0-1.0
 
-module t();
+module t;
 
-   typedef enum bad_redecl [2:0] {
-      VALUE
-   } bad_redecl;
+  typedef enum bad_redecl;
+  typedef enum bad_redecl [2:0] {VALUE} bad_redecl;
 
 endmodule

test_regress/t/t_enum_recurse_bad2.out

@@ -1,5 +1,5 @@
-%Error: t/t_enum_recurse_bad2.v:7:14: Self-referential enumerated type definition
-    7 | typedef enum foo_t { A  = 'b0, B = 'b1 } foo_t;
+%Error: t/t_enum_recurse_bad2.v:8:14: Self-referential enumerated type definition
+    8 | typedef enum foo_t { A  = 'b0, B = 'b1 } foo_t;
       |              ^~~~~
         ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
 %Error: Exiting due to

test_regress/t/t_enum_recurse_bad2.v

@@ -4,4 +4,5 @@
 // any use, without warranty, 2019 by Wilson Snyder.
 // SPDX-License-Identifier: CC0-1.0
 
+typedef enum foo_t;
 typedef enum foo_t { A  = 'b0, B = 'b1 } foo_t;

test_regress/t/t_typedef_fwd_nested.py

@@ -9,7 +9,7 @@
 
 import vltest_bootstrap
 
-test.scenarios('simulator')
+test.scenarios('simulator_st')
 
 test.compile()
 

test_regress/t/t_typedef_fwd_nested.v

@@ -6,6 +6,7 @@
 
 typedef class Bar;
 typedef Bar Baz;
+typedef class Quux;
 typedef Quux #(16, 32) Quux_t;
 typedef Quux_t Quuux_t;