1 files changed, 55 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/torture/complex-sign-add.c b/gcc-4.9/gcc/testsuite/c-c++-common/torture/complex-sign-add.c
new file mode 100644
index 000000000..bcaf8bba9
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/torture/complex-sign-add.c
@@ -0,0 +1,55 @@
+/* Test complex arithmetic with signed zeros.  Pure complex
+   addition.  */
+/* { dg-do run } */
+/* { dg-options "-std=gnu99" { target c } } */
+
+#include "complex-sign.h"
+
+#define CHECK_ADD(TYPE, COPY, ZERO, ZEROI)			\
+  do {								\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, +, +, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, +, +, -, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, +, -, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, +, -, -, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, -, +, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, -, +, -, +, -);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, -, -, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, +, -, -, -, +, -);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, +, +, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, +, +, -, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, +, -, +, -, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, +, -, -, -, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, -, +, +, +, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, -, +, -, +, -);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, -, -, +, -, +);	\
+    CHECK_ARITH (TYPE, COPY, ZERO, ZEROI, +, -, -, -, -, -, -);	\
+  } while (0)
+
+void
+check_add_float (void)
+{
+#ifndef __SPU__
+  CHECK_ADD (float, __builtin_copysignf, 0.0f, 0.0if);
+#endif
+}
+
+void
+check_add_double (void)
+{
+  CHECK_ADD (double, __builtin_copysign, 0.0, 0.0i);
+}
+
+void
+check_add_long_double (void)
+{
+  CHECK_ADD (long double, __builtin_copysignl, 0.0l, 0.0il);
+}
+
+int
+main (void)
+{
+  check_add_float ();
+  check_add_double ();
+  check_add_long_double ();
+  exit (0);
+}