Remove special cases for EXPR_ERROR and TYPE_ERROR from constant folding and type...

[cparser] / walk.c

diff --git a/walk.c b/walk.c
index ae097f1..62a46a2 100644 (file)
--- a/walk.c
+++ b/walk.c
@@ -96,16 +96,16 @@ static void walk_expression(expression_t *const expr,
                walk_statement(expr->statement.statement, env);
                return;
 
-       EXPR_BINARY_CASES
+       case EXPR_BINARY_CASES:
                walk_expression(expr->binary.left, env);
                walk_expression(expr->binary.right, env);
                return;
 
-       EXPR_UNARY_CASES_OPTIONAL
+       case EXPR_UNARY_CASES_OPTIONAL:
                if (expr->unary.value == NULL)
                        return;
                /* FALLTHROUGH */
-       EXPR_UNARY_CASES_MANDATORY
+       case EXPR_UNARY_CASES_MANDATORY:
                walk_expression(expr->unary.value, env);
                return;
 
@@ -176,7 +176,7 @@ static void walk_expression(expression_t *const expr,
                walk_designator(expr->offsetofe.designator, env);
                return;
 
-       EXPR_LITERAL_CASES
+       case EXPR_LITERAL_CASES:
        case EXPR_REFERENCE:
        case EXPR_REFERENCE_ENUM_VALUE:
        case EXPR_STRING_LITERAL:
@@ -268,8 +268,6 @@ static void walk_entity(entity_t *entity, const walk_env_t *const env)
        case ENTITY_LABEL:
        case ENTITY_LOCAL_LABEL:
                return;
-       case ENTITY_INVALID:
-               break;
        }
        panic("invalid entity found");
 }
@@ -361,12 +359,16 @@ static void walk_statement(statement_t *const stmt, const walk_env_t *const env)
                walk_statement(stmt->ms_try.final_statement, env);
                return;
 
-       case STATEMENT_INVALID:
+       case STATEMENT_COMPUTED_GOTO:
+               walk_expression(stmt->computed_goto.expression, env);
+               return;
+
+       case STATEMENT_ERROR:
        case STATEMENT_EMPTY:
        case STATEMENT_CONTINUE:
        case STATEMENT_BREAK:
-       case STATEMENT_GOTO:
        case STATEMENT_ASM:
+       case STATEMENT_GOTO:
        case STATEMENT_LEAVE:
                return;
        }