INTPTR_MAX
#define PTRDIFF_MAX INTPTR_MAX
#define INT_FAST16_MAX INTPTR_MAX
#define INT_FAST32_MAX INTPTR_MAX
CASE_TEST(limit_intptr_max); EXPECT_EQ(1, INTPTR_MAX, sizeof(long) == 8 ? (intptr_t) 0x7fffffffffffffffLL : (intptr_t) 0x7fffffff); break;