Add an explanatory comment to test/SemaCXX/typo-correction.cpp

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@141680 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 8 insertions, 2 deletions

diff --git a/test/SemaCXX/typo-correction.cpp b/test/SemaCXX/typo-correction.cpp
index adf317b8b9..fa32c57fc7 100644
--- a/test/SemaCXX/typo-correction.cpp
+++ b/test/SemaCXX/typo-correction.cpp
@@ -15,8 +15,14 @@ public:
     : _val_(_val) {}
 
   template <class E>
-  error_condition(E _e)
-    {*this = make_error_condition(_e);}
+  error_condition(E _e) {
+    // make_error_condition must not be typo corrected to error_condition
+    // even though the first declaration of make_error_condition has not
+    // yet been encountered. This was a bug in the first version of the type
+    // name typo correction patch that wasn't noticed until building LLVM with
+    // Clang failed.
+    *this = make_error_condition(_e);
+  }
 
 };