Use a ternary in qr_solve.cpp

This commit is contained in:
Scott Lahteine 2015-10-13 03:59:04 -07:00 committed by Richard Wackerbarth
parent 17c23bbaf3
commit 54a39d8c1a

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@ -1488,16 +1488,10 @@ void dswap(int n, double x[], int incx, double y[], int incy)
x[i + 2] = y[i + 2]; x[i + 2] = y[i + 2];
y[i + 2] = temp; y[i + 2] = temp;
} }
if (0 <= incx)
ix = 0;
else
ix = (- n + 1) * incx;
if (0 <= incy)
iy = 0;
else
iy = (- n + 1) * incy;
} }
else { else {
ix = (incx >= 0) ? 0 : (-n + 1) * incx;
iy = (incy >= 0) ? 0 : (-n + 1) * incy;
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
temp = x[ix]; temp = x[ix];
x[ix] = y[iy]; x[ix] = y[iy];