xnu-2782.20.48.tar.gz

[apple/xnu.git] / tools / tests / libMicro / exp.c

diff --git a/tools/tests/libMicro/exp.c b/tools/tests/libMicro/exp.c
index acc81c577631a1c06191470181f3086b885d6839..14ad80b688277503c18031560fae212d25bf8f1d 100644 (file)
--- a/tools/tests/libMicro/exp.c
+++ b/tools/tests/libMicro/exp.c
@@ -53,9 +53,27 @@ int
 benchmark(void *tsd, result_t *res)
 {
        int                     i;
+       /* Added as part of the fix for radar 7508837 */
+        double                  t = 0.0;
 
        for (i = 0; i < lm_optB; i += 10) {
                double value = 1.0 / (i + .01);
+#if 1 /* Apple added code, see radar 7508837 */
+                t += exp(value);
+                t += exp(value + 1.0);
+                t += exp(value + 2.0);
+                t += exp(value + 3.0);
+                t += exp(value + 4.0);
+                t += exp(value + 5.0);
+                t += exp(value + 6.0);
+                t += exp(value + 7.0);
+                t += exp(value + 8.0);
+                t += exp(value + 9.0);
+        }
+        res->re_count = i;
+
+        return ((int)(t - t));
+#else
                (void) exp(value);
                (void) exp(value);
                (void) exp(value);
@@ -70,4 +88,5 @@ benchmark(void *tsd, result_t *res)
        res->re_count = i;
 
        return (0);
+#endif /* end of Apple fix  */
 }