Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/c-c++-common/builtin-arith-overflow-2.c @ 145:1830386684a0
gcc-9.2.0
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 11:34:05 +0900 |
| parents | 04ced10e8804 |
| children |
line wrap: on
line source
/* PR c/68120 - can't easily deal with integer overflow at compile time */ /* { dg-do run } */ /* { dg-additional-options "-Wno-long-long" } */ /* { dg-skip-if "Program too big" { "avr-*-* pdp11*-*-*" } } */ #define SCHAR_MAX __SCHAR_MAX__ #define SHRT_MAX __SHRT_MAX__ #define INT_MAX __INT_MAX__ #define LONG_MAX __LONG_MAX__ #define LLONG_MAX __LONG_LONG_MAX__ #define SCHAR_MIN (-__SCHAR_MAX__ - 1) #define SHRT_MIN (-__SHRT_MAX__ - 1) #define INT_MIN (-__INT_MAX__ - 1) #define LONG_MIN (-__LONG_MAX__ - 1) #define LLONG_MIN (-__LONG_LONG_MAX__ - 1) #define UCHAR_MAX (SCHAR_MAX * 2U + 1) #define USHRT_MAX (SHRT_MAX * 2U + 1) #define UINT_MAX (INT_MAX * 2U + 1) #define ULONG_MAX (LONG_MAX * 2LU + 1) #define ULLONG_MAX (LLONG_MAX * 2LLU + 1) #define USCHAR_MIN (-__USCHAR_MAX__ - 1) #define USHRT_MIN (-__USHRT_MAX__ - 1) #define UINT_MIN (-__UINT_MAX__ - 1) #define ULONG_MIN (-__ULONG_MAX__ - 1) #define ULLONG_MIN (-__ULONG_LONG_MAX__ - 1) /* Number of failed runtime assertions. */ int nfails; void __attribute__ ((noclone, noinline)) runtime_assert (int expr, int line) { if (!expr) { __builtin_printf ("line %i: assertion failed\n", line); ++nfails; } } /* Helper macros for run-time testing. */ #define add(x, y) ((x) + (y)) #define sadd(x, y) ((x) + (y)) #define saddl(x, y) ((x) + (y)) #define saddll(x, y) ((x) + (y)) #define uadd(x, y) ((x) + (y)) #define uaddl(x, y) ((x) + (y)) #define uaddll(x, y) ((x) + (y)) #define sub(x, y) ((x) - (y)) #define ssub(x, y) ((x) - (y)) #define ssubl(x, y) ((x) - (y)) #define ssubll(x, y) ((x) - (y)) #define usub(x, y) ((x) - (y)) #define usubl(x, y) ((x) - (y)) #define usubll(x, y) ((x) - (y)) #define mul(x, y) ((x) * (y)) #define smul(x, y) ((x) * (y)) #define smull(x, y) ((x) * (y)) #define smulll(x, y) ((x) * (y)) #define umul(x, y) ((x) * (y)) #define umull(x, y) ((x) * (y)) #define umulll(x, y) ((x) * (y)) int main (void) { #if __cplusplus >= 201103L # define StaticAssert(expr) static_assert ((expr), #expr) #elif __STDC_VERSION__ >= 201112L # define StaticAssert(expr) _Static_assert ((expr), #expr) #else /* The following pragma has no effect due to bug 70888 - #pragma diagnostic ignored -Wlong-long ineffective with __LONG_LONG_MAX__ in c++98 mode. */ # pragma GCC diagnostic ignored "-Wlong-long" # pragma GCC diagnostic ignored "-Wunused-local-typedefs" # define CONCAT(a, b) a ## b # define CAT(a, b) CONCAT (a, b) # define StaticAssert(expr) \ typedef int CAT (StaticAssert_, __LINE__) [1 - 2 * !(expr)] #endif /* Make extra effort to prevent constant folding seeing the constant values of the arguments and optimizing the run-time test into a constant. */ #define RuntimeAssert(op, T, U, x, y, vflow) \ do { \ volatile T a = (x), b = (y); \ U c = 0; \ volatile int vf = __builtin_ ## op ## _overflow (a, b, &c); \ runtime_assert ((vf == vflow), __LINE__); \ if (vf == 0) \ runtime_assert (op (a, b) == c, __LINE__); \ } while (0) /* Verify that each call to the type-generic __builtin_op_overflow(x, y) yields a constant expression equal to z indicating whether or not the constant expression (x op y) overflows when evaluated in type T. */ # define G_TEST(op, T, x, y, vflow) \ RuntimeAssert(op, __typeof__ (op (x, y)), T, x, y, vflow); \ StaticAssert ((vflow) == __builtin_ ## op ## _overflow_p ((x), (y), (T)0)) /* Addition. */ G_TEST (add, signed char, 0, 0, 0); G_TEST (add, signed char, 0, SCHAR_MAX, 0); G_TEST (add, signed char, 1, SCHAR_MAX, 1); G_TEST (add, signed char, SCHAR_MAX, SCHAR_MAX, 1); G_TEST (add, signed char, 0, SCHAR_MIN, 0); G_TEST (add, signed char, -1, SCHAR_MIN, 1); /* Verify any slicing in the result type doesn't prevent the overflow from being detected. */ G_TEST (add, signed char, UCHAR_MAX + 1, 0, 1); G_TEST (add, signed char, UCHAR_MAX + 1, 1, 1); G_TEST (add, signed char, 1, UCHAR_MAX + 1, 1); G_TEST (add, unsigned char, 0, 0, 0); /* Verify any slicing in the result type doesn't prevent the overflow from being detected. */ G_TEST (add, unsigned char, UCHAR_MAX + 1, 0, 1); G_TEST (add, unsigned char, UCHAR_MAX + 1, 1, 1); G_TEST (add, unsigned char, 1, UCHAR_MAX + 1, 1); G_TEST (add, short, 0, 0, 0); G_TEST (add, short, 0, SHRT_MAX, 0); G_TEST (add, short, 1, SHRT_MAX, 1); G_TEST (add, short, SHRT_MAX, SHRT_MAX, 1); G_TEST (add, short, 0, SHRT_MIN, 0); G_TEST (add, short, -1, SHRT_MIN, 1); G_TEST (add, short, SHRT_MIN, SHRT_MIN, 1); G_TEST (add, int, 0, 0, 0); G_TEST (add, int, 0, INT_MAX, 0); G_TEST (add, int, 1, INT_MAX, 1); G_TEST (add, int, INT_MAX, INT_MAX, 1); G_TEST (add, int, 0, INT_MIN, 0); G_TEST (add, int, -1, INT_MIN, 1); G_TEST (add, int, INT_MIN, INT_MIN, 1); G_TEST (add, long, 0, 0, 0); G_TEST (add, long, 0, LONG_MAX, 0); G_TEST (add, long, 1, LONG_MAX, 1); G_TEST (add, long, LONG_MAX, LONG_MAX, 1); G_TEST (add, long, 0, LONG_MIN, 0); G_TEST (add, long, -1, LONG_MIN, 1); G_TEST (add, long, LONG_MIN, LONG_MIN, 1); G_TEST (add, long long, 0, 0, 0); G_TEST (add, long long, 0, LLONG_MAX, 0); G_TEST (add, long long, 1, LLONG_MAX, 1); G_TEST (add, long long, LLONG_MAX, LLONG_MAX, 1); G_TEST (add, long long, 0, LLONG_MIN, 0); G_TEST (add, long long, -1, LLONG_MIN, 1); G_TEST (add, long long, LLONG_MIN, LLONG_MIN, 1); /* Subtraction */ G_TEST (sub, unsigned char, 0, 0, 0); G_TEST (sub, unsigned char, 0, UCHAR_MAX, 1); G_TEST (sub, unsigned char, 1, UCHAR_MAX, 1); G_TEST (sub, unsigned char, UCHAR_MAX, UCHAR_MAX, 0); G_TEST (sub, unsigned short, 0, 0, 0); G_TEST (sub, unsigned short, 0, USHRT_MAX, 1); G_TEST (sub, unsigned short, 1, USHRT_MAX, 1); G_TEST (sub, unsigned short, USHRT_MAX, USHRT_MAX, 0); G_TEST (sub, unsigned, 0, 0, 0); G_TEST (sub, unsigned, 0, UINT_MAX, 1); G_TEST (sub, unsigned, 1, UINT_MAX, 1); G_TEST (sub, unsigned, UINT_MAX, UINT_MAX, 0); G_TEST (sub, unsigned long, 0, 0, 0); G_TEST (sub, unsigned long, 0, ULONG_MAX, 1); G_TEST (sub, unsigned long, 1, ULONG_MAX, 1); G_TEST (sub, unsigned long, ULONG_MAX, ULONG_MAX, 0); G_TEST (sub, unsigned long long, 0, 0, 0); G_TEST (sub, unsigned long long, 0, ULLONG_MAX, 1); G_TEST (sub, unsigned long long, 1, ULLONG_MAX, 1); G_TEST (sub, unsigned long long, ULLONG_MAX, ULLONG_MAX, 0); G_TEST (sub, signed char, 0, 0, 0); G_TEST (sub, signed char, 0, SCHAR_MAX, 0); G_TEST (sub, signed char, 1, SCHAR_MAX, 0); G_TEST (sub, signed char, SCHAR_MAX, SCHAR_MAX, 0); G_TEST (sub, signed char, SCHAR_MIN, 1, 1); G_TEST (sub, signed char, 0, SCHAR_MIN, 1); G_TEST (sub, signed char, -1, SCHAR_MIN, 0); G_TEST (sub, short, 0, 0, 0); G_TEST (sub, short, 0, SHRT_MAX, 0); G_TEST (sub, short, 1, SHRT_MAX, 0); G_TEST (sub, short, SHRT_MAX, SHRT_MAX, 0); G_TEST (sub, short, 0, SHRT_MIN, 1); G_TEST (sub, short, -1, SHRT_MIN, 0); G_TEST (sub, short, SHRT_MIN, SHRT_MIN, 0); G_TEST (sub, int, 0, 0, 0); G_TEST (sub, int, 0, INT_MAX, 0); G_TEST (sub, int, 1, INT_MAX, 0); G_TEST (sub, int, INT_MAX, INT_MAX, 0); G_TEST (sub, int, 0, INT_MIN, 1); G_TEST (sub, int, -1, INT_MIN, 0); G_TEST (sub, int, INT_MIN, INT_MIN, 0); G_TEST (sub, long, 0, 0, 0); G_TEST (sub, long, 0, LONG_MAX, 0); G_TEST (sub, long, 1, LONG_MAX, 0); G_TEST (sub, long, LONG_MAX, LONG_MAX, 0); G_TEST (sub, long, 0, LONG_MIN, 1); G_TEST (sub, long, -1, LONG_MIN, 0); G_TEST (sub, long, LONG_MIN, LONG_MIN, 0); G_TEST (sub, long long, 0, 0, 0); G_TEST (sub, long long, 0, LLONG_MAX, 0); G_TEST (sub, long long, 1, LLONG_MAX, 0); G_TEST (sub, long long, LLONG_MAX, LLONG_MAX, 0); G_TEST (sub, long long, 0, LLONG_MIN, 1); G_TEST (sub, long long, -1, LLONG_MIN, 0); G_TEST (sub, long long, LLONG_MIN, LLONG_MIN, 0); G_TEST (sub, unsigned char, 0, 0, 0); G_TEST (sub, unsigned char, 0, UCHAR_MAX, 1); G_TEST (sub, unsigned char, 1, UCHAR_MAX, 1); G_TEST (sub, unsigned char, UCHAR_MAX, UCHAR_MAX, 0); G_TEST (sub, unsigned short, 0, 0, 0); G_TEST (sub, unsigned short, 0, USHRT_MAX, 1); G_TEST (sub, unsigned short, 1, USHRT_MAX, 1); G_TEST (sub, unsigned short, USHRT_MAX, USHRT_MAX, 0); G_TEST (sub, unsigned, 0, 0, 0); G_TEST (sub, unsigned, 0, UINT_MAX, 1); G_TEST (sub, unsigned, 1, UINT_MAX, 1); G_TEST (sub, unsigned, UINT_MAX, UINT_MAX, 0); G_TEST (sub, unsigned long, 0, 0, 0); G_TEST (sub, unsigned long, 0, ULONG_MAX, 1); G_TEST (sub, unsigned long, 1, ULONG_MAX, 1); G_TEST (sub, unsigned long, ULONG_MAX, ULONG_MAX, 0); G_TEST (sub, unsigned long long, 0, 0, 0); G_TEST (sub, unsigned long long, 0, ULLONG_MAX, 1); G_TEST (sub, unsigned long long, 1, ULLONG_MAX, 1); G_TEST (sub, unsigned long long, ULLONG_MAX, ULLONG_MAX, 0); /* Multiplication. */ G_TEST (mul, unsigned char, 0, 0, 0); G_TEST (mul, unsigned char, 0, UCHAR_MAX, 0); G_TEST (mul, unsigned char, 1, UCHAR_MAX, 0); G_TEST (mul, unsigned char, 2, UCHAR_MAX, 1); G_TEST (mul, unsigned char, UCHAR_MAX, UCHAR_MAX, 1); G_TEST (mul, unsigned short, 0, 0, 0); G_TEST (mul, unsigned short, 0, USHRT_MAX, 0); G_TEST (mul, unsigned short, 1, USHRT_MAX, 0); G_TEST (mul, unsigned short, USHRT_MAX, 2, 1); G_TEST (mul, unsigned short, USHRT_MAX, USHRT_MAX, 1); G_TEST (mul, unsigned, 0, 0, 0); G_TEST (mul, unsigned, 0, UINT_MAX, 0); G_TEST (mul, unsigned, 1, UINT_MAX, 0); G_TEST (mul, unsigned, 2, UINT_MAX, 1); G_TEST (mul, unsigned, UINT_MAX, UINT_MAX, 1); G_TEST (mul, unsigned long, 0, 0, 0); G_TEST (mul, unsigned long, 0, ULONG_MAX, 0); G_TEST (mul, unsigned long, 1, ULONG_MAX, 0); G_TEST (mul, unsigned long, 2, ULONG_MAX, 1); G_TEST (mul, unsigned long, ULONG_MAX, ULONG_MAX, 1); G_TEST (mul, unsigned long long, 0, 0, 0); G_TEST (mul, unsigned long long, 0, ULLONG_MAX, 0); G_TEST (mul, unsigned long long, 1, ULLONG_MAX, 0); G_TEST (mul, unsigned long long, 2, ULLONG_MAX, 1); G_TEST (mul, unsigned long long, ULLONG_MAX, ULLONG_MAX, 1); G_TEST (mul, signed char, 0, 0, 0); G_TEST (mul, signed char, 0, SCHAR_MAX, 0); G_TEST (mul, signed char, 1, SCHAR_MAX, 0); G_TEST (mul, signed char, SCHAR_MAX, SCHAR_MAX, 1); G_TEST (mul, signed char, SCHAR_MIN, 1, 0); G_TEST (mul, signed char, 0, SCHAR_MIN, 0); G_TEST (mul, signed char, -1, SCHAR_MIN, 1); G_TEST (mul, short, 0, 0, 0); G_TEST (mul, short, 0, SHRT_MAX, 0); G_TEST (mul, short, 1, SHRT_MAX, 0); G_TEST (mul, short, SHRT_MAX, SHRT_MAX, 1); G_TEST (mul, short, 0, SHRT_MIN, 0); G_TEST (mul, short, -1, SHRT_MIN, 1); G_TEST (mul, short, SHRT_MIN, SHRT_MIN, 1); G_TEST (mul, int, 0, 0, 0); G_TEST (mul, int, 0, INT_MAX, 0); G_TEST (mul, int, 1, INT_MAX, 0); G_TEST (mul, int, INT_MAX, INT_MAX, 1); G_TEST (mul, int, 0, INT_MIN, 0); G_TEST (mul, int, -1, INT_MIN, 1); G_TEST (mul, int, INT_MIN, INT_MIN, 1); G_TEST (mul, long, 0, 0, 0); G_TEST (mul, long, 0, LONG_MAX, 0); G_TEST (mul, long, 1, LONG_MAX, 0); G_TEST (mul, long, LONG_MAX, LONG_MAX, 1); G_TEST (mul, long, 0, LONG_MIN, 0); G_TEST (mul, long, -1, LONG_MIN, 1); G_TEST (mul, long, LONG_MIN, LONG_MIN, 1); G_TEST (mul, long long, 0, 0, 0); G_TEST (mul, long long, 0, LLONG_MAX, 0); G_TEST (mul, long long, 1, LLONG_MAX, 0); G_TEST (mul, long long, LLONG_MAX, LLONG_MAX, 1); G_TEST (mul, long long, 0, LLONG_MIN, 0); G_TEST (mul, long long, -1, LLONG_MIN, 1); G_TEST (mul, long long, LLONG_MIN, LLONG_MIN, 1); G_TEST (mul, unsigned char, 0, 0, 0); G_TEST (mul, unsigned char, 0, UCHAR_MAX, 0); G_TEST (mul, unsigned char, 1, UCHAR_MAX, 0); G_TEST (mul, unsigned char, UCHAR_MAX, UCHAR_MAX, 1); G_TEST (mul, unsigned short, 0, 0, 0); G_TEST (mul, unsigned short, 0, USHRT_MAX, 0); G_TEST (mul, unsigned short, 1, USHRT_MAX, 0); G_TEST (mul, unsigned short, USHRT_MAX, USHRT_MAX, 1); G_TEST (mul, unsigned, 0, 0, 0); G_TEST (mul, unsigned, 0, UINT_MAX, 0); G_TEST (mul, unsigned, 1, UINT_MAX, 0); G_TEST (mul, unsigned, UINT_MAX, UINT_MAX, 1); G_TEST (mul, unsigned long, 0, 0, 0); G_TEST (mul, unsigned long, 0, ULONG_MAX, 0); G_TEST (mul, unsigned long, 1, ULONG_MAX, 0); G_TEST (mul, unsigned long, ULONG_MAX, ULONG_MAX, 1); G_TEST (mul, unsigned long long, 0, 0, 0); G_TEST (mul, unsigned long long, 0, ULLONG_MAX, 0); G_TEST (mul, unsigned long long, 1, ULLONG_MAX, 0); G_TEST (mul, unsigned long long, ULLONG_MAX, ULLONG_MAX, 1); /* Verify that each call to the type-specific __builtin_op_overflow evaluates to a (not-necessarily constant) expression indicating whether or not the constant expression (x op y) overflows. The type-specific forms of the built-ins detect overflow after arithmetic promotions and so unlike the type-generic overloads cannot detect overflow in char or short types. */ #define T_TEST(op, T, x, y, vflow) \ RuntimeAssert (op, T, __typeof__ ((x) + (y)), x, y, vflow) /* Signed int addition. */ T_TEST (sadd, signed char, 0, 0, 0); T_TEST (sadd, signed char, 0, SCHAR_MAX, 0); T_TEST (sadd, signed char, 1, SCHAR_MAX, 0); T_TEST (sadd, signed char, SCHAR_MAX, SCHAR_MAX, 0); T_TEST (sadd, signed char, 0, SCHAR_MIN, 0); T_TEST (sadd, signed char, -1, SCHAR_MIN, 0); T_TEST (sadd, short, 0, 0, 0); T_TEST (sadd, short, 0, SHRT_MAX, 0); T_TEST (sadd, short, 1, SHRT_MAX, 0); T_TEST (sadd, short, SHRT_MAX, SHRT_MAX, 0); T_TEST (sadd, short, 0, SHRT_MIN, 0); T_TEST (sadd, short, -1, SHRT_MIN, 0); T_TEST (sadd, short, SHRT_MIN, SHRT_MIN, 0); T_TEST (sadd, int, 0, 0, 0); T_TEST (sadd, int, 0, INT_MAX, 0); T_TEST (sadd, int, 1, INT_MAX, 1); T_TEST (sadd, int, INT_MAX, INT_MAX, 1); T_TEST (sadd, int, 0, INT_MIN, 0); T_TEST (sadd, int, -1, INT_MIN, 1); T_TEST (sadd, int, INT_MIN, INT_MIN, 1); /* Signed long addition. */ T_TEST (saddl, long, 0L, 0L, 0); T_TEST (saddl, long, 0L, LONG_MAX, 0); T_TEST (saddl, long, 1L, LONG_MAX, 1); T_TEST (saddl, long, LONG_MAX, LONG_MAX, 1); T_TEST (saddl, long, 0L, LONG_MIN, 0); T_TEST (saddl, long, -1L, LONG_MIN, 1); T_TEST (saddl, long, LONG_MIN, LONG_MIN, 1); T_TEST (saddll, long long, 0LL, 0LL, 0); T_TEST (saddll, long long, 0LL, LLONG_MAX, 0); T_TEST (saddll, long long, 1LL, LLONG_MAX, 1); T_TEST (saddll, long long, LLONG_MAX, LLONG_MAX, 1); T_TEST (saddll, long long, 0LL, LLONG_MIN, 0); T_TEST (saddll, long long, -1LL, LLONG_MIN, 1); T_TEST (saddll, long long, LLONG_MIN, LLONG_MIN, 1); /* Unsigned int addition. */ T_TEST (uadd, unsigned char, 0U, 0U, 0); T_TEST (uadd, unsigned char, 0U, UCHAR_MAX, 0); T_TEST (uadd, unsigned char, 1U, UCHAR_MAX, 0); T_TEST (uadd, unsigned char, UCHAR_MAX, UCHAR_MAX, 0); T_TEST (uadd, unsigned short, 0U, 0U, 0); T_TEST (uadd, unsigned short, 0U, USHRT_MAX, 0); T_TEST (uadd, unsigned short, 1U, USHRT_MAX, 0); T_TEST (uadd, unsigned short, USHRT_MAX, USHRT_MAX, 0); T_TEST (uadd, unsigned, 0U, 0U, 0); T_TEST (uadd, unsigned, 0U, UINT_MAX, 0); T_TEST (uadd, unsigned, 1U, UINT_MAX, 1); T_TEST (uadd, unsigned, UINT_MAX, UINT_MAX, 1); /* Unsigned long addition. */ T_TEST (uaddl, unsigned long, 0UL, 0UL, 0); T_TEST (uaddl, unsigned long, 0UL, ULONG_MAX, 0); T_TEST (uaddl, unsigned long, 1UL, ULONG_MAX, 1); T_TEST (uaddl, unsigned long, ULONG_MAX, ULONG_MAX, 1); T_TEST (uaddll, unsigned long long, 0ULL, 0ULL, 0); T_TEST (uaddll, unsigned long long, 0ULL, ULLONG_MAX, 0); T_TEST (uaddll, unsigned long long, 1ULL, ULLONG_MAX, 1); T_TEST (uaddll, unsigned long long, ULLONG_MAX, ULLONG_MAX, 1); /* Signed int subtraction. */ T_TEST (ssub, signed char, 0, 0, 0); T_TEST (ssub, signed char, 0, SCHAR_MAX, 0); T_TEST (ssub, signed char, 1, SCHAR_MAX, 0); T_TEST (ssub, signed char, SCHAR_MAX, SCHAR_MAX, 0); T_TEST (ssub, signed char, 0, SCHAR_MIN, 0); T_TEST (ssub, signed char, -1, SCHAR_MIN, 0); T_TEST (ssub, short, 0, 0, 0); T_TEST (ssub, short, 0, SHRT_MAX, 0); T_TEST (ssub, short, 1, SHRT_MAX, 0); T_TEST (ssub, short, SHRT_MAX, SHRT_MAX, 0); T_TEST (ssub, short, 0, SHRT_MIN, 0); T_TEST (ssub, short, -1, SHRT_MIN, 0); T_TEST (ssub, short, SHRT_MIN, SHRT_MIN, 0); T_TEST (ssub, int, 0, 0, 0); T_TEST (ssub, int, 0, INT_MAX, 0); T_TEST (ssub, int, 1, INT_MAX, 0); T_TEST (ssub, int, INT_MAX, INT_MAX, 0); T_TEST (ssub, int, 0, INT_MIN, 1); T_TEST (ssub, int, -1, INT_MIN, 0); T_TEST (ssub, int, INT_MIN, INT_MIN, 0); /* Signed long subtraction. */ T_TEST (ssubl, long, 0L, 0L, 0); T_TEST (ssubl, long, 0L, LONG_MAX, 0); T_TEST (ssubl, long, 1L, LONG_MAX, 0); T_TEST (ssubl, long, LONG_MAX, LONG_MAX, 0); T_TEST (ssubl, long, 0L, LONG_MIN, 1); T_TEST (ssubl, long, -1L, LONG_MIN, 0); T_TEST (ssubl, long, LONG_MIN, LONG_MIN, 0); /* Signed long long subtraction. */ T_TEST (ssubll, long long, 0LL, 0LL, 0); T_TEST (ssubll, long long, 0LL, LLONG_MAX, 0); T_TEST (ssubll, long long, 1LL, LLONG_MAX, 0); T_TEST (ssubll, long long, LLONG_MAX, LLONG_MAX, 0); T_TEST (ssubll, long long, 0LL, LLONG_MIN, 1); T_TEST (ssubll, long long, -1LL, LLONG_MIN, 0); T_TEST (ssubll, long long, LLONG_MIN, LLONG_MIN, 0); /* Unsigned int subtraction. */ T_TEST (usub, unsigned char, 0U, 0U, 0); T_TEST (usub, unsigned char, 0U, UCHAR_MAX, 1); T_TEST (usub, unsigned char, 1U, UCHAR_MAX, 1); T_TEST (usub, unsigned char, UCHAR_MAX, UCHAR_MAX, 0); T_TEST (usub, unsigned short, 0U, 0U, 0); T_TEST (usub, unsigned short, 0U, USHRT_MAX, 1); T_TEST (usub, unsigned short, 1U, USHRT_MAX, 1); T_TEST (usub, unsigned short, USHRT_MAX, USHRT_MAX, 0); T_TEST (usub, unsigned, 0U, 0U, 0); T_TEST (usub, unsigned, 0U, UINT_MAX, 1); T_TEST (usub, unsigned, 1U, UINT_MAX, 1); T_TEST (usub, unsigned, UINT_MAX, UINT_MAX, 0); /* Unsigned long subtraction. */ T_TEST (usubl, unsigned long, 0UL, 0UL, 0); T_TEST (usubl, unsigned long, 0UL, ULONG_MAX, 1); T_TEST (usubl, unsigned long, 1UL, ULONG_MAX, 1); T_TEST (usubl, unsigned long, ULONG_MAX, ULONG_MAX, 0); /* Unsigned long long subtraction. */ T_TEST (usubll, unsigned long long, 0ULL, 0ULL, 0); T_TEST (usubll, unsigned long long, 0ULL, ULLONG_MAX, 1); T_TEST (usubll, unsigned long long, 1ULL, ULLONG_MAX, 1); T_TEST (usubll, unsigned long long, ULLONG_MAX, ULLONG_MAX, 0); return 0; }