diff options
Diffstat (limited to 'frontends/verilog/verilog_parser.y')
| -rw-r--r-- | frontends/verilog/verilog_parser.y | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y index 708ac7627..863fee599 100644 --- a/frontends/verilog/verilog_parser.y +++ b/frontends/verilog/verilog_parser.y @@ -153,6 +153,8 @@ design: module design | defattr design | task_func_decl design | + param_decl design | + localparam_decl design | /* empty */; attr: @@ -708,6 +710,8 @@ wire_name_and_opt_assign: wire_name: TOK_ID range_or_multirange { + if (astbuf1 == nullptr) + frontend_verilog_yyerror("Syntax error."); AstNode *node = astbuf1->clone(); node->str = *$1; append_attr_clone(node, albuf); @@ -755,7 +759,7 @@ assign_expr_list: assign_expr | assign_expr_list ',' assign_expr; assign_expr: - expr '=' expr { + lvalue '=' expr { ast_stack.back()->children.push_back(new AstNode(AST_ASSIGN, $1, $3)); }; @@ -959,7 +963,7 @@ simple_behavioral_stmt: // this production creates the obligatory if-else shift/reduce conflict behavioral_stmt: - defattr | assert | wire_decl | + defattr | assert | wire_decl | param_decl | localparam_decl | non_opt_delay behavioral_stmt | simple_behavioral_stmt ';' | ';' | hierarchical_id attr { |