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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [compile/] [pr46248.c] - Rev 774
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/* PR rtl-optimization/46248 */ struct S { int s; }; void foo (unsigned char *x, int y, struct S *z) { const int l1 = y; const int l2 = y + l1; const int l3 = y + l2; const int l4 = y + l3; const int l5 = y + l4; const int l6 = y + l5; const int l7 = y + l6; int i; for (i = 0; i < 8; i++) { int a = x[l3] - x[l4]; int b = x[l4] - x[l5]; int c = x[l5] - x[l6]; int d = (b >= 0 ? b : -b) - (((a >= 0 ? a : -a) + (c >= 0 ? c : -c)) >> 1); if (d < z->s * 2) { int v = d * (-b > 0 ? 1 : -1); x[l2] += v >> 3; x[l7] -= v >> 3; } } }
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