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Update to use safe scaling algorithm from Reference-LAPACK PR 527 #4143

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merged 8 commits into from
Sep 1, 2023
Merged

Update to use safe scaling algorithm from Reference-LAPACK PR 527 #4143

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e08743d
Update to use safe scaling algorithm from Reference-LAPACK PR 527
martin-frbg Jul 12, 2023
0f2ce93
typo fix
martin-frbg Jul 13, 2023
7c75c8b
fix truncated edit
martin-frbg Jul 13, 2023
4cc232b
Merge branch 'xianyi:develop' into issue4130
martin-frbg Jul 13, 2023
5e1103b
Update rotg.c
martin-frbg Jul 13, 2023
04cdf5e
fix typo and missing declaration
martin-frbg Jul 13, 2023
a2a1845
update zrotg
martin-frbg Aug 31, 2023
42909ce
Merge branch 'xianyi:develop' into issue4130
martin-frbg Sep 1, 2023
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2 changes: 1 addition & 1 deletion interface/rotg.c
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Original file line number Diff line number Diff line change
Expand Up @@ -112,7 +112,7 @@ void CNAME(FLOAT *DA, FLOAT *DB, FLOAT *C, FLOAT *S){
if (adb == ZERO) {
*C = ONE;
*S = ZERO;
DA = ZERO;
*DA = ZERO;
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I'm not sure about this change. If the input vector is [a,0], then the rotation is the identity and the rotated vector [a,0]. Maybe your initial intention was to delete the whole line as in the other #if branch?

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yeah, looks like a cut-n-paste gone wrong. thanks for your vigilance - still haven't run any tests with this

*DB = ZERO;
} else {
FLOAT aa = da / scale;
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