test commit: add a comment

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@340082 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/PCH/pch-through3c.cpp b/test/PCH/pch-through3c.cpp
index 97b98c40598702387d2c2586896173a7da784726..41894c99731d54e7214d3d07f103d39aa638c803 100644 (file)
--- a/test/PCH/pch-through3c.cpp
+++ b/test/PCH/pch-through3c.cpp
@@ -2,6 +2,7 @@
 // RUN:   -include Inputs/pch-through3c.h \
 // RUN:   -pch-through-header=Inputs/pch-through3c.h -o %t.3c %s
 
+// Checks that no warnings appear for this successful use.
 // RUN: %clang_cc1 -verify -I %S -include-pch %t.3c \
 // RUN:   -include Inputs/pch-through3c.h \
 // RUN:   -pch-through-header=Inputs/pch-through3c.h \