[PATCH, testsuite]: Use int128 effective target for gcc.dg/pr87874.c

[Uros Bizjak]

2018-11-07  Uros Bizjak  <ubiz...@gmail.com>

    * gcc.dg/pr87874.c: Compile only for int128 effective target.

Tested on x86_64-linux-gnu {,-m32} and committed to mainline SVN.

Uros.

diff --git a/gcc/testsuite/gcc.dg/pr87874.c b/gcc/testsuite/gcc.dg/pr87874.c
index 3ab5dcf68ffb..1480a5e54937 100644
--- a/gcc/testsuite/gcc.dg/pr87874.c
+++ b/gcc/testsuite/gcc.dg/pr87874.c
@@ -1,9 +1,8 @@
-/* { dg-do compile } */
+/* { dg-do compile { target int128 } } */
 /* { dg-options "-g -O1 -fgcse -fno-dce -fno-tree-ccp -fno-tree-coalesce-vars 
-fno-tree-copy-prop -fno-tree-dce -fno-tree-dominator-opts -fno-tree-fre 
-fno-tree-loop-optimize -fno-tree-sink" } */
 
 int *vk;
 int m2;
-#if __SIZEOF_INT128__
 __int128 nb;
 
 void
@@ -32,4 +31,3 @@ em (int u5, int fo, int s7)
           }
     }
 }
-#endif