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-rw-r--r--include/llvm/Analysis/Verifier.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/llvm/Analysis/Verifier.h b/include/llvm/Analysis/Verifier.h
index 76aea047ba..0742ad005c 100644
--- a/include/llvm/Analysis/Verifier.h
+++ b/include/llvm/Analysis/Verifier.h
@@ -1,7 +1,8 @@
//===-- llvm/Analysis/Verifier.h - Module Verifier ---------------*- C++ -*-==//
//
// This file defines the function verifier interface, that can be used for some
-// sanity checking of input to the system.
+// sanity checking of input to the system, and for checking that transformations
+// haven't done something bad.
//
// Note that this does not provide full 'java style' security and verifications,
// instead it just tries to ensure that code is well formed.
@@ -23,7 +24,8 @@ class Function;
Pass *createVerifierPass();
// verifyModule - Check a module for errors, printing messages on stderr.
-// Return true if the module is corrupt.
+// Return true if the module is corrupt. This should only be used for
+// debugging, because it plays games with PassManagers and stuff.
//
bool verifyModule(const Module &M);