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authorCarmelo Amoroso <carmelo.amoroso@st.com>2010-11-28 21:09:47 +0100
committerCarmelo Amoroso <carmelo.amoroso@st.com>2010-11-28 21:09:47 +0100
commit57f6cce72c889f2e7b342e87a565a064320a6ee2 (patch)
tree5466406472918d3adb63398f5fb9ea1511a5e73f /test/math/rint.c
parent4ec89b87bc0eea8d9ca6b50564d12eeb3b1b0119 (diff)
parent5dea871ac73ef4608022c058b50adc946917f9b9 (diff)
Merge commit 'origin/master' into prelink
Conflicts: ldso/include/dl-hash.h Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Diffstat (limited to 'test/math/rint.c')
-rw-r--r--test/math/rint.c34
1 files changed, 28 insertions, 6 deletions
diff --git a/test/math/rint.c b/test/math/rint.c
index 04c195385..b595459a3 100644
--- a/test/math/rint.c
+++ b/test/math/rint.c
@@ -1,11 +1,33 @@
#include <math.h>
+#include <float.h>
#include <stdlib.h>
+#include <stdint.h>
#include <stdio.h>
-int main(void) {
- double d1, d2;
- d1 = 0.6; d2 = rint(d1);
- printf("d1 = %f, d2 = %f\n", d1, d2);
- return 0;
-}
+#define check_d1(func, param, expected) \
+do { \
+ int err; hex_union ur; hex_union up; \
+ double result = func(param); up.f = param; ur.f = result; \
+ errors += (err = (result != (expected))); \
+ err \
+ ? printf("FAIL: %s(%g/"HEXFMT")=%g/"HEXFMT" (expected %g)\n", \
+ #func, (double)(param), (long long)up.hex, result, (long long)ur.hex, (double)(expected)) \
+ : printf("PASS: %s(%g)=%g\n", #func, (double)(param), result); \
+} while (0)
+
+#define HEXFMT "%08llx"
+typedef union {
+ double f;
+ uint64_t hex;
+} hex_union;
+double result;
+
+int errors = 0;
+int main(void)
+{
+ check_d1(rint, 0.6, 1.0);
+
+ printf("Errors: %d\n", errors);
+ return errors;
+}