[GlobalMerge] Fix a typo
now => know
llvm-svn: 330965
diff --git a/llvm/lib/CodeGen/GlobalMerge.cpp b/llvm/lib/CodeGen/GlobalMerge.cpp
index e4fa544..ea33ea4 100644
--- a/llvm/lib/CodeGen/GlobalMerge.cpp
+++ b/llvm/lib/CodeGen/GlobalMerge.cpp
@@ -242,7 +242,7 @@
// code (currently, a Function) to the set of globals seen so far that are
// used together in that unit (GlobalUsesByFunction).
//
- // When we look at the Nth global, we now that any new set is either:
+ // When we look at the Nth global, we know that any new set is either:
// - the singleton set {N}, containing this global only, or
// - the union of {N} and a previously-discovered set, containing some
// combination of the previous N-1 globals.