static void swapProblem (ATYPE A, dReal *x, dReal *b, dReal *w, dReal *lo,
dReal *hi, int *p, bool *state, int *findex,
int n, int i1, int i2, int nskip,
int do_fast_row_swaps)
{
dReal tmpr;
int tmpi;
bool tmpb;
dIASSERT (n>0 && i1 >=0 && i2 >= 0 && i1 < n && i2 < n && nskip >= n && i1 <= i2);
if (i1==i2) return;
swapRowsAndCols (A,n,i1,i2,nskip,do_fast_row_swaps);
tmpr = x[i1];
x[i1] = x[i2];
x[i2] = tmpr;
tmpr = b[i1];
b[i1] = b[i2];
b[i2] = tmpr;
tmpr = w[i1];
w[i1] = w[i2];
w[i2] = tmpr;
tmpr = lo[i1];
lo[i1] = lo[i2];
lo[i2] = tmpr;
tmpr = hi[i1];
hi[i1] = hi[i2];
hi[i2] = tmpr;
tmpi = p[i1];
p[i1] = p[i2];
p[i2] = tmpi;
tmpb = state[i1];
state[i1] = state[i2];
state[i2] = tmpb;
if (findex) {
tmpi = findex[i1];
findex[i1] = findex[i2];
findex[i2] = tmpi;
}
}
static void swapProblem (ATYPE A, dReal *x, dReal *b, dReal *w, dReal *lo,
dReal *hi, int *p, int *state, int *findex,
int n, int i1, int i2, int nskip,
int do_fast_row_swaps)
{
dReal tmp;
int tmpi;
dIASSERT (n>0 && i1 >=0 && i2 >= 0 && i1 < n && i2 < n && nskip >= n &&
i1 <= i2);
if (i1==i2) return;
swapRowsAndCols (A,n,i1,i2,nskip,do_fast_row_swaps);
#ifdef dUSE_MALLOC_FOR_ALLOCA
if (dMemoryFlag == d_MEMORY_OUT_OF_MEMORY)
return;
#endif
tmp = x[i1];
x[i1] = x[i2];
x[i2] = tmp;
tmp = b[i1];
b[i1] = b[i2];
b[i2] = tmp;
tmp = w[i1];
w[i1] = w[i2];
w[i2] = tmp;
tmp = lo[i1];
lo[i1] = lo[i2];
lo[i2] = tmp;
tmp = hi[i1];
hi[i1] = hi[i2];
hi[i2] = tmp;
tmpi = p[i1];
p[i1] = p[i2];
p[i2] = tmpi;
tmpi = state[i1];
state[i1] = state[i2];
state[i2] = tmpi;
if (findex) {
tmpi = findex[i1];
findex[i1] = findex[i2];
findex[i2] = tmpi;
}
}
