Fix unsigned off-by-one in comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151056 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/InstCombine/InstCombineCompares.cpp b/lib/Transforms/InstCombine/InstCombineCompares.cpp
index 2f608b2..5308992 100644
--- a/lib/Transforms/InstCombine/InstCombineCompares.cpp
+++ b/lib/Transforms/InstCombine/InstCombineCompares.cpp
@@ -575,7 +575,7 @@
   // GEP is inbounds, the final add of the base pointer can have signed overflow
   // and would change the result of the icmp.
   // e.g. "&foo[0] <s &foo[1]" can't be folded to "true" because "foo" could be
-  // the minimum signed value for the pointer type.
+  // the maximum signed value for the pointer type.
   if (ICmpInst::isSigned(Cond))
     return 0;