Remove unnecessary special case: sizeof expressions always have their type set, there...

[r25860]

diff --git a/ast.c b/ast.c
index fbc22d6..47a8ace 100644 (file)
--- a/ast.c
+++ b/ast.c
@@ -1851,14 +1851,8 @@ bool is_constant_expression(const expression_t *expression)
                return true;
 
        case EXPR_SIZEOF: {
-               type_t *type = expression->typeprop.type;
-               if (type == NULL)
-                       type = expression->typeprop.tp_expression->base.type;
-
-               type = skip_typeref(type);
-               if (is_type_array(type) && type->array.is_vla)
-                       return false;
-               return true;
+               type_t *const type = skip_typeref(expression->typeprop.type);
+               return !is_type_array(type) || !type->array.is_vla;
        }
 
        case EXPR_STRING_LITERAL: