[FFmpeg-cvslog] tests/checkasm/float_dsp: Increase allowed difference for float_dsp.vector_dmul

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sun Oct 29 15:26:50 2017 +0100| [38f966b2222db4bfeeaca4642a63049253536c46] | committer: Michael Niedermayer

tests/checkasm/float_dsp: Increase allowed difference for float_dsp.vector_dmul

Tested for 10000 iterations on x86-32

Fixes: Ticket6848

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=38f966b2222db4bfeeaca4642a63049253536c46
---

 tests/checkasm/float_dsp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/checkasm/float_dsp.c b/tests/checkasm/float_dsp.c
index 9b0a221c25..2f999a3162 100644
--- a/tests/checkasm/float_dsp.c
+++ b/tests/checkasm/float_dsp.c
@@ -165,7 +165,8 @@ static void test_vector_dmul_scalar(const double *src0, const double *src1)
     call_ref(cdst, src0, src1[0], LEN);
     call_new(odst, src0, src1[0], LEN);
     for (i = 0; i < LEN; i++) {
-        if (!double_near_abs_eps(cdst[i], odst[i], DBL_EPSILON)) {
+        double t = fabs(src1[0]) + fabs(src0[i]) + fabs(src1[0] * src0[i]) + 1.0;
+        if (!double_near_abs_eps(cdst[i], odst[i], t * 2 * DBL_EPSILON)) {
             fprintf(stderr, "%d: %- .12f - %- .12f = % .12g\n", i,
                     cdst[i], odst[i], cdst[i] - odst[i]);
             fail();