[llvm] r370614 - Fix MSVC unreferenced formal parameter warning. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Sun Sep  1 09:04:38 2019
New Revision: 370614

URL: http://llvm.org/viewvc/llvm-project?rev=370614&view=rev
Log:
Fix MSVC unreferenced formal parameter warning. NFCI.

Modified:
    llvm/trunk/include/llvm/ADT/StringExtras.h

Modified: llvm/trunk/include/llvm/ADT/StringExtras.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/StringExtras.h?rev=370614&r1=370613&r2=370614&view=diff
==============================================================================
--- llvm/trunk/include/llvm/ADT/StringExtras.h (original)
+++ llvm/trunk/include/llvm/ADT/StringExtras.h Sun Sep  1 09:04:38 2019
@@ -345,7 +345,7 @@ inline void join_items_impl(std::string
   join_items_impl(Result, Separator, std::forward<Args>(Items)...);
 }
 
-inline size_t join_one_item_size(char C) { return 1; }
+inline size_t join_one_item_size(char) { return 1; }
 inline size_t join_one_item_size(const char *S) { return S ? ::strlen(S) : 0; }
 
 template <typename T> inline size_t join_one_item_size(const T &Str) {