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Revert PR #3250 (shortcut without buffer allocation) as it is unsafe on some x86_64

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Martin Kroeker 2021-07-14 20:32:57 +02:00 committed by GitHub
parent 54ffe280df
commit 1dea57ab25
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1 changed files with 4 additions and 2 deletions
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interface/gemv.c
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@ -201,12 +201,14 @@ void CNAME(enum CBLAS_ORDER order,
if (beta != ONE) SCAL_K(leny, 0, 0, beta, y, blasabs(incy), NULL, 0, NULL, 0);
if (alpha == ZERO) return;
#if 0
/* this optimization causes stack corruption on x86_64 under OSX, Windows and FreeBSD */
if (trans == 0 && incx == 1 && incy == 1 && m*n < 2304 *GEMM_MULTITHREAD_THRESHOLD) {
GEMV_N(m, n, 0, alpha, a, lda, x, incx, y, incy, NULL);
return;
}
#endif
IDEBUG_START;
FUNCTION_PROFILE_START();