Convert tests to FileCheck

llvm-svn: 189529
diff --git a/llvm/test/Transforms/InstCombine/2008-01-27-FloatSelect.ll b/llvm/test/Transforms/InstCombine/2008-01-27-FloatSelect.ll
index c161bcc..6b4e89d 100644
--- a/llvm/test/Transforms/InstCombine/2008-01-27-FloatSelect.ll
+++ b/llvm/test/Transforms/InstCombine/2008-01-27-FloatSelect.ll
@@ -1,4 +1,5 @@
-; RUN: opt < %s -instcombine -S | grep select
+; RUN: opt < %s -instcombine -S | FileCheck %s
+; CHECK: select
 
 define double @fold(i1 %a, double %b) {
 %s = select i1 %a, double 0., double 1.