test: Adjust RB-2.5 simd_test to allow a little more slop on fast_exp (…

…#4372) Signed-off-by: Larry Gritz <lg@larrygritz.com>
AcademySoftwareFoundation · Aug 12, 2024 · 75e053f · 75e053f
1 parent 857b2a9
commit 75e053f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/libutil/simd_test.cpp b/src/libutil/simd_test.cpp
@@ -1611,8 +1611,8 @@ void test_mathfuncs ()
     VEC expA = mkvec<VEC> (0.367879441171442f, 1.0f, 2.718281828459045f, 90.0171313005218f);
     OIIO_CHECK_SIMD_EQUAL (exp(A), expA);
     OIIO_CHECK_SIMD_EQUAL_THRESH (log(expA), A, 1e-6f);
-    OIIO_CHECK_SIMD_EQUAL (fast_exp(A),
-                mkvec<VEC>(fast_exp(A[0]), fast_exp(A[1]), fast_exp(A[2]), fast_exp(A[3])));
+    OIIO_CHECK_SIMD_EQUAL_THRESH (fast_exp(A),
+                mkvec<VEC>(fast_exp(A[0]), fast_exp(A[1]), fast_exp(A[2]), fast_exp(A[3])), 1e-4f);
     OIIO_CHECK_SIMD_EQUAL_THRESH (fast_log(expA),
                 mkvec<VEC>(fast_log(expA[0]), fast_log(expA[1]), fast_log(expA[2]), fast_log(expA[3])), 0.00001f);
     OIIO_CHECK_SIMD_EQUAL_THRESH (fast_pow_pos(VEC(2.0f), A),