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Revert "Avoid taking root of negative number in symv_thread.c"

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Martin Kroeker 2019-10-01 23:50:41 +02:00 committed by GitHub
parent c07d78b9e9
commit 8617d75548
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 7 deletions
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6
driver/level2/symv_thread.c
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@ -166,11 +166,7 @@ int CNAME(BLASLONG m, FLOAT *alpha, FLOAT *a, BLASLONG lda, FLOAT *x, BLASLONG i
if (nthreads - num_cpu > 1) {
double di = (double)i;
if (di * di - dnum > 0) {
width = ((BLASLONG)(-sqrt(di * di - dnum) + di) + mask) & ~mask;
} else {
width = m - i;
}
width = ((BLASLONG)(sqrt(di * di + dnum) - di) + mask) & ~mask;
if (width < 4) width = 4;
if (width > m - i) width = m - i;