Also test that the pch file is not printed in /showIncludes

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@263355 91177308-0d34-0410-b5e6-96231b3b80d8

test/Driver/cl-pch-showincludes.cpp

@@ -16,6 +16,7 @@
 // When using the pch, only the direct include is printed.
 // RUN: %clang_cl -Werror /showIncludes /I%S/Inputs /Yuheader2.h /FIheader2.h /Fp%t.pch /c -- %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=CHECK-YU %s
+// CHECK-YU-NOT: Note: including file: {{.*pch}}
 // CHECK-YU-NOT: Note: including file: {{.*header1.h}}
 // CHECK-YU-NOT: Note: including file: {{.*header2.h}}
 // CHECK-YU: Note: including file: {{.+header3.h}}