/* $NetBSD: expr_fold_strict_bool.c,v 1.1 2021/08/22 20:56:51 rillig Exp $ */ # 3 "expr_fold_strict_bool.c" /* * Test constant folding in strict bool mode. * * In this mode, _Bool is not an unsigned integer type. In fact, it is not * an arithmetic type at all. */ /* lint1-extra-flags: -T */ /* lint1-only-if: lp64 */ typedef long long int64_t; typedef unsigned long long uint64_t; struct fold_64_bit { _Bool lt_signed_small_ok: -3LL < 1LL ? 1 : -1; /* expect+1: error: illegal bit-field size: 255 [36] */ _Bool lt_signed_small_bad: 1LL < -3LL ? 1 : -1; _Bool lt_signed_big_ok: (int64_t)(1ULL << 63) < 1LL ? 1 : -1; /* expect+1: error: illegal bit-field size: 255 [36] */ _Bool lt_signed_big_bad: 1LL < (int64_t)(1ULL << 63) ? 1 : -1; _Bool lt_unsigned_small_ok: 1ULL < 3ULL ? 1 : -1; /* expect+1: error: illegal bit-field size: 255 [36] */ _Bool lt_unsigned_small_bad: 3ULL < 1ULL ? 1 : -1; /* FIXME: 1 is much smaller than 1ULL << 63. */ /* expect+1: error: illegal bit-field size: 255 [36] */ _Bool lt_unsigned_big_ok: 1ULL < 1ULL << 63 ? 1 : -1; _Bool lt_unsigned_big_bad: 1ULL << 63 < 1ULL ? 1 : -1; };