Reduce code duplication in parse_compare_builtin().

diff --git a/parser.c b/parser.c
index 8ac8527..57b00ac 100644 (file)
--- a/parser.c
+++ b/parser.c
@@ -6516,30 +6516,17 @@ static expression_t *parse_builtin_types_compatible(void)
  */
 static expression_t *parse_compare_builtin(void)
 {
-       expression_t *expression;
-
+       expression_kind_t kind;
        switch (token.kind) {
-       case T___builtin_isgreater:
-               expression = allocate_expression_zero(EXPR_BINARY_ISGREATER);
-               break;
-       case T___builtin_isgreaterequal:
-               expression = allocate_expression_zero(EXPR_BINARY_ISGREATEREQUAL);
-               break;
-       case T___builtin_isless:
-               expression = allocate_expression_zero(EXPR_BINARY_ISLESS);
-               break;
-       case T___builtin_islessequal:
-               expression = allocate_expression_zero(EXPR_BINARY_ISLESSEQUAL);
-               break;
-       case T___builtin_islessgreater:
-               expression = allocate_expression_zero(EXPR_BINARY_ISLESSGREATER);
-               break;
-       case T___builtin_isunordered:
-               expression = allocate_expression_zero(EXPR_BINARY_ISUNORDERED);
-               break;
-       default:
-               internal_errorf(HERE, "invalid compare builtin found");
-       }
+       case T___builtin_isgreater:      kind = EXPR_BINARY_ISGREATER;      break;
+       case T___builtin_isgreaterequal: kind = EXPR_BINARY_ISGREATEREQUAL; break;
+       case T___builtin_isless:         kind = EXPR_BINARY_ISLESS;         break;
+       case T___builtin_islessequal:    kind = EXPR_BINARY_ISLESSEQUAL;    break;
+       case T___builtin_islessgreater:  kind = EXPR_BINARY_ISLESSGREATER;  break;
+       case T___builtin_isunordered:    kind = EXPR_BINARY_ISUNORDERED;    break;
+       default: internal_errorf(HERE, "invalid compare builtin found");
+       }
+       expression_t *const expression = allocate_expression_zero(kind);
        expression->base.source_position = *HERE;
        next_token();