Fix a typo (chek => check)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@183223 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Parser/cxx-member-crash.cpp b/test/Parser/cxx-member-crash.cpp
index 2b31a60..e595ec7 100644
--- a/test/Parser/cxx-member-crash.cpp
+++ b/test/Parser/cxx-member-crash.cpp
@@ -2,7 +2,7 @@
 
 // <rdar://problem/9221993>
 
-// We only care to chek whether the compiler crashes; the actual
+// We only care to check whether the compiler crashes; the actual
 // diagnostics are uninteresting.
 // CHECK: 8 errors generated.
 template<class _CharT>     struct char_traits;