Make help message more clear

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5775 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Instrumentation/TraceValues.cpp b/lib/Transforms/Instrumentation/TraceValues.cpp
index 8c44d4d28ca88df6ee5567bc17b1f02b927fdbbc..c19848dd4b5530724af08f48e8c9c19db718e02b 100644 (file)
--- a/lib/Transforms/Instrumentation/TraceValues.cpp
+++ b/lib/Transforms/Instrumentation/TraceValues.cpp
@@ -23,10 +23,12 @@ using std::string;
 
 static cl::opt<bool>
 DisablePtrHashing("tracedisablehashdisable", cl::Hidden,
-                  cl::desc("Disable pointer hashing"));
+                  cl::desc("Disable pointer hashing in the -trace or -tracem "
+                           "passes"));
 
 static cl::list<string>
-TraceFuncNames("tracefunc", cl::desc("trace only specific functions"),
+TraceFuncNames("tracefunc", cl::desc("Only trace specific functions in the "
+                                     "-trace or -tracem passes"),
               cl::value_desc("function"), cl::Hidden);
 
 static void TraceValuesAtBBExit(BasicBlock *BB,