2 files changed, 57 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/builtin-round-roundeven.c b/gcc/testsuite/gcc.dg/torture/builtin-round-roundeven.c
new file mode 100644
index 0000000..a39ab0c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/builtin-round-roundeven.c
@@ -0,0 +1,36 @@
+/* { dg-do link } */
+
+extern int link_error (int);
+
+#define TEST(FN, VALUE, RESULT) \
+  if (__builtin_##FN (VALUE) != RESULT) link_error (__LINE__);
+
+int
+main (void)
+{
+  TEST(roundeven,  0, 0);
+  TEST(roundeven,  0.5, 0);
+  TEST(roundeven,  -0.5, 0);
+  TEST(roundeven,  6, 6);
+  TEST(roundeven,  -8, -8);
+  TEST(roundeven,  2.5, 2);
+  TEST(roundeven,  3.5, 4);
+  TEST(roundeven,  -1.5, -2);
+  TEST(roundeven,  3.499, 3);
+  TEST(roundeven,  3.501, 4);
+
+  if (__builtin_copysign (1, __builtin_roundeven (-0.5)) != -1)
+    link_error (__LINE__);
+  if (__builtin_copysign (1, __builtin_roundeven (-0.0)) != -1)
+    link_error (__LINE__);
+  if (__builtin_copysign (-1, __builtin_roundeven (0.5)) != 1)
+    link_error (__LINE__);
+  if (__builtin_copysign (-1, __builtin_roundeven (0.0)) != 1)
+    link_error (__LINE__);
+  if (__builtin_copysign (1, __builtin_roundeven (-0.25)) != -1)
+    link_error (__LINE__);
+  if (__builtin_copysign (-1, __builtin_roundeven (0.25)) != 1)
+    link_error (__LINE__);
+ return 0;
+}
+
diff --git a/gcc/testsuite/gcc.dg/torture/builtin-round-roundevenf128.c b/gcc/testsuite/gcc.dg/torture/builtin-round-roundevenf128.c
new file mode 100644
index 0000000..85a8cbf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/builtin-round-roundevenf128.c
@@ -0,0 +1,21 @@
+/* { dg-do link } */
+/* { dg-add-options float128 } */
+/* { dg-require-effective-target float128 } */
+
+extern int link_error (int);
+
+#define TEST(FN, VALUE, RESULT) \
+  if (__builtin_##FN##f128 (VALUE) != RESULT) link_error (__LINE__);
+
+int
+main (void)
+{
+  TEST(roundeven,  (0x1p64+0.5f128), (0x1p64f128));
+  TEST(roundeven,  (0x1p63+0.5f128), (0x1p63f128));
+  TEST(roundeven,  (0x1p63-0.5f128), (0x1p63f128));
+  TEST(roundeven,  (0x1p64-0.5f128), (0x1p64f128));
+  TEST(roundeven,  (0x1p64+0.501f128), (0x1p64+1.0f128));
+  TEST(roundeven,  (0x1.C00000000000039A5653p1f128), (0x1p2f128))
+  return 0;
+}
+