[NFC] Use std::free instead of ::free

Since we include <cstdlib> instead of <stdlib.h>, it makes sense to
use std::free.

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Demangle/Demangle.cpp b/llvm/lib/Demangle/Demangle.cpp
index 71dafa0..000f75b 100644
--- a/llvm/lib/Demangle/Demangle.cpp
+++ b/llvm/lib/Demangle/Demangle.cpp
@@ -31,6 +31,6 @@ std::string llvm::demangle(const std::string &MangledName) {
     return MangledName;
 
   std::string Ret = Demangled;
-  free(Demangled);
+  std::free(Demangled);
   return Ret;
 }