Improve comments wrt createInternalize.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52779 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Transforms/IPO.h b/include/llvm/Transforms/IPO.h
index 57377f985561117253b703aedb85bdfb509f70c9..e2ae9ba3f0abb9e8ef0e40ef1dfcab082bbe41c3 100644 (file)
--- a/include/llvm/Transforms/IPO.h
+++ b/include/llvm/Transforms/IPO.h
@@ -106,14 +106,19 @@ Pass *createPruneEHPass();
 /// of the api.  If a list of symbols is specified with the
 /// -internalize-public-api-* command line options, those symbols are not
 /// internalized and all others are.  Otherwise if AllButMain is set and the
-/// main function is found, all other globals are marked as internal.
+/// main function is found, all other globals are marked as internal. If no api
+/// is supplied and AllButMain is not set, or no main function is found, nothing
+/// is internalized.
 ///
 ModulePass *createInternalizePass(bool AllButMain);
 
 /// createInternalizePass - This pass loops over all of the functions in the
 /// input module, internalizing all globals (functions and variables) not in the
 /// given exportList.
-ModulePass *createInternalizePass(const std::vector<const char *> &exportList);
+///
+/// Note that commandline options that are used with the above function are not
+/// used now! Also, when exportList is empty, nothing is internalized.
+ModulePass *createInternalizePass(const std::vector<const char *> &exportList)
 
 //===----------------------------------------------------------------------===//
 /// createDeadArgEliminationPass - This pass removes arguments from functions