The removal of file fold-vec-neg-int.p7.c in commit 257812 didn't get commited.

Removing the file.

From-SVN: r257849

gcc/testsuite/gcc.target/powerpc/fold-vec-neg-int.p7.c

-/* Verify that overloaded built-ins for vec_neg with int
-   inputs produce the right code when -mcpu=power7 is specified.  */
-
-/* { dg-do compile } */
-/* { dg-require-effective-target powerpc_altivec_ok } */
-/* { dg-options "-maltivec -O2 -mcpu=power7" } */
-/* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power7" } } */
-
-#include <altivec.h>
-
-vector signed int
-test1 (vector signed int x)
-{
-  return vec_neg (x);
-}
-
-/* { dg-final { scan-assembler-times "xxspltib|vspltisw|vxor" 1 } } */
-/* { dg-final { scan-assembler-times "vsubuwm" 1 } } */
-/* { dg-final { scan-assembler-times "vmaxsw" 0 } } */