diff --git a/lib/CodeGen/BranchFolding.cpp b/lib/CodeGen/BranchFolding.cpp
index 021001d..d4b1e90 100644
--- a/lib/CodeGen/BranchFolding.cpp
+++ b/lib/CodeGen/BranchFolding.cpp
@@ -272,7 +272,7 @@
   while (I1 != MBB1->begin() && I2 != MBB2->begin()) {
     --I1; --I2;
     if (!I1->isIdenticalTo(I2) || 
-        // XXX: This check is dubious. It's used to get around a problem where
+        // FIXME: This check is dubious. It's used to get around a problem where
         // people incorrectly expect inline asm directives to remain in the same
         // relative order. This is untenable because normal compiler
         // optimizations (like this one) may reorder and/or merge these