diff --git a/llvm/utils/vim/indent/llvm.vim b/llvm/utils/vim/indent/llvm.vim
--- a/llvm/utils/vim/indent/llvm.vim
+++ b/llvm/utils/vim/indent/llvm.vim
@@ -52,7 +52,7 @@
 
   " Find a non-blank not-completely commented line above the current line.
   let prev_lnum = prevnonblank(v:lnum - 1)
-  while prev_lnum > 0 && synIDattr(synID(prev_lnum, indent(prev_lnum)+1, 0), "name") =? "string\|comment"
+  while prev_lnum > 0 && synIDattr(synID(prev_lnum, indent(prev_lnum)+1, 0), "name") =~? "string\|comment"
     let prev_lnum = prevnonblank(prev_lnum-1)
   endwhile
   " Hit the start of the file, use zero indent.