Slightly simplify daisy chaining in parse_asm_arguments().

[cparser] / parser.c

diff --git a/parser.c b/parser.c
index 3937d62..0ef3450 100644 (file)
--- a/parser.c
+++ b/parser.c
@@ -9131,8 +9131,8 @@ static void init_expression_parsers(void)
  */
 static asm_argument_t *parse_asm_arguments(bool is_out)
 {
-       asm_argument_t *result = NULL;
-       asm_argument_t *last   = NULL;
+       asm_argument_t  *result = NULL;
+       asm_argument_t **anchor = &result;
 
        while (token.type == T_STRING_LITERAL || token.type == '[') {
                asm_argument_t *argument = allocate_ast_zero(sizeof(argument[0]));
@@ -9215,12 +9215,8 @@ static asm_argument_t *parse_asm_arguments(bool is_out)
 
                set_address_taken(expression, true);
 
-               if (last != NULL) {
-                       last->next = argument;
-               } else {
-                       result = argument;
-               }
-               last = argument;
+               *anchor = argument;
+               anchor  = &argument->next;
 
                if (token.type != ',')
                        break;