| /* PR c++/55095 */ |
| /* { dg-do compile { target int32 } } */ |
| /* { dg-options "-O -Wno-shift-overflow" } */ |
| |
| #define INTM1 (sizeof (int) * __CHAR_BIT__ - 1) |
| #define INTM2 (sizeof (int) * __CHAR_BIT__ - 2) |
| #define LLONGM1 (sizeof (long long) * __CHAR_BIT__ - 1) |
| #define LLONGM2 (sizeof (long long) * __CHAR_BIT__ - 2) |
| |
| #define INT_MIN (-__INT_MAX__-1) |
| #define LONG_LONG_MIN (-__LONG_LONG_MAX__-1) |
| |
| int i1 = 1 << INTM1; |
| int i2 = 9 << INTM1; |
| int i3 = 10 << INTM2; |
| int i4 = __INT_MAX__ << 2; |
| int i5 = __INT_MAX__ << INTM1; |
| int i6 = -1 << INTM1; |
| int i7 = -9 << INTM1; |
| int i8 = -10 << INTM2; |
| int i9 = -__INT_MAX__ << 2; |
| int i10 = -__INT_MAX__ << INTM1; |
| int i11 = INT_MIN << 1; |
| |
| int r1 = 1 >> INTM1; |
| int r2 = 9 >> INTM1; |
| int r3 = 10 >> INTM2; |
| int r4 = __INT_MAX__ >> 2; |
| int r5 = __INT_MAX__ >> INTM1; |
| int r6 = -1 >> INTM1; |
| int r7 = -9 >> INTM1; |
| int r8 = -10 >> INTM2; |
| int r9 = -__INT_MAX__ >> 2; |
| int r10 = -__INT_MAX__ >> INTM1; |
| |
| unsigned u1 = 1 << INTM1; |
| unsigned u2 = 9 << INTM1; |
| unsigned u3 = 2U << INTM1; |
| unsigned u4 = 9U << INTM1; |
| unsigned u5 = 10U << INTM2; |
| |
| long long int l1 = 1LL << LLONGM1; |
| long long int l2 = 9LL << LLONGM1; |
| long long int l3 = 10LL << LLONGM2; |
| long long int l4 = __LONG_LONG_MAX__ << 2; |
| long long int l5 = __LONG_LONG_MAX__ << LLONGM1; |
| long long int l6 = -1LL << LLONGM1; |
| long long int l7 = -9LL << LLONGM1; |
| long long int l8 = -10LL << LLONGM2; |
| long long int l9 = -__LONG_LONG_MAX__ << 2; |
| long long int l10 = -__LONG_LONG_MAX__ << LLONGM1; |
| long long int l11 = LONG_LONG_MIN << 1; |
| |
| void |
| fn (void) |
| { |
| const int a = 10; |
| const __SIZE_TYPE__ b = INTM1; |
| int k1 = a << b; |
| int k2 = 10 << b; |
| int k3 = a << INTM1; |
| } |