Fix this test case for CMake builds after r126502, which sneakily changed the actual executable name to clang-<version>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126560 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Driver/hello.c b/test/Driver/hello.c
index da62872..82bc699 100644
--- a/test/Driver/hello.c
+++ b/test/Driver/hello.c
@@ -1,7 +1,7 @@
// RUN: %clang -ccc-echo -o %t %s 2> %t.log
// Make sure we used clang.
-// RUN: grep 'clang" -cc1 .*hello.c' %t.log
+// RUN: grep 'clang\(-[0-9.]\+\)\?" -cc1 .*hello.c' %t.log
// RUN: %t > %t.out
// RUN: grep "I'm a little driver, short and stout." %t.out