SystemVerilog: create identifier expressions in scanner

Author: kroening

src/hw_cbmc_irep_ids.h

@@ -108,6 +108,7 @@ IREP_ID_ONE(verilog_associative_array)
 IREP_ID_ONE(verilog_declarations)
 IREP_ID_ONE(verilog_default_clocking)
 IREP_ID_ONE(verilog_default_disable)
+IREP_ID_ONE(verilog_identifier)
 IREP_ID_ONE(verilog_lifetime)
 IREP_ID_ONE(verilog_logical_equality)
 IREP_ID_ONE(verilog_logical_inequality)

src/verilog/scanner.l

@@ -66,7 +66,9 @@ static void preprocessor()
 #define IDENTIFIER(text) \
   { newstack(yyveriloglval); \
     irep_idt irep_id = text; \
-    stack_expr(yyveriloglval).id(irep_id); \
+    stack_expr(yyveriloglval).id(ID_verilog_identifier); \
+    stack_expr(yyveriloglval).set(ID_base_name, irep_id); \
+    PARSER.set_source_location(stack_expr(yyveriloglval)); \
     return PARSER.scopes.identifier_token(irep_id); \
   }
 #define KEYWORD(s, x) \