Spelling fix.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@49908 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/scan-build b/utils/scan-build
index ff44fee..362cad2 100755
--- a/utils/scan-build
+++ b/utils/scan-build
@@ -156,7 +156,7 @@
   
   $AlreadyScanned{$digest} = 1;
   
-  # At this point the report file is not word readable.  Make it happen.
+  # At this point the report file is not world readable.  Make it happen.
   `chmod 644 $Dir/$FName`;
   
   # Scan the report file for tags.