Add a testcase for PR middle-end/44130.

2010-10-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/44130
	* gcc.target/i386/pr44130.c: New.

From-SVN: r165447

gcc/testsuite/ChangeLog

 2010-10-13  H.J. Lu  <hongjiu.lu@intel.com>
 
+	PR middle-end/44130
+	* gcc.target/i386/pr44130.c: New.
+
+2010-10-13  H.J. Lu  <hongjiu.lu@intel.com>
+
 	PR middle-end/44144
 	* gcc.target/i386/pr44144.c: New.
 

gcc/testsuite/gcc.target/i386/pr44130.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -ftree-vectorize -mavx" } */
+/* { dg-final { scan-assembler "and\[lq\]?\[\\t \]*\\$-32,\[\\t \]*%\[re\]?sp" } } */
+/* { dg-final { scan-assembler "vmovaps\[\\t \]*%ymm" } } */
+
+extern void abort (void);
+
+static float Yf[] = { 2.0, -2.0, -2.0, -2.0, -2.0, 2.0, -0.0, __builtin_inff () };
+static const float Zf[] = { 1.0, -1.0, -1.0, -0.0, -0.0, 0.0, -__builtin_inff (), __builtin_nanf ("") };
+
+void testf (void)
+{
+  float xxxxx[8];
+  int i;
+  xxxxx[0] = __builtin_copysignf (1.0, Yf[0]);
+  xxxxx[1] = __builtin_copysignf (1.0, Yf[1]);
+  xxxxx[2] = __builtin_copysignf (-1.0, Yf[2]);
+  xxxxx[3] = __builtin_copysignf (0.0, Yf[3]);
+  xxxxx[4] = __builtin_copysignf (-0.0, Yf[4]);
+  xxxxx[5] = __builtin_copysignf (-0.0, Yf[5]);
+  xxxxx[6] = __builtin_copysignf (__builtin_inff (), Yf[6]);
+  xxxxx[7] = __builtin_copysignf (-__builtin_nanf (""), Yf[7]);
+  for (i = 0; i < 8; ++i)
+    if (__builtin_memcmp (xxxxx+i, Zf+i, sizeof(float)) != 0)
+      abort ();
+}