From 528f0bbe19553dfadedca040df13a389daa7593d Mon Sep 17 00:00:00 2001 From: Chandler Carruth Date: Sun, 4 Mar 2012 10:55:27 +0000 Subject: Add generic support for hashing StringRef objects using the new hashing library. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152003 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Support/StringRef.cpp | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'lib/Support/StringRef.cpp') diff --git a/lib/Support/StringRef.cpp b/lib/Support/StringRef.cpp index 44e7325403..1c28bf879e 100644 --- a/lib/Support/StringRef.cpp +++ b/lib/Support/StringRef.cpp @@ -10,6 +10,7 @@ #include "llvm/ADT/StringRef.h" #include "llvm/ADT/APInt.h" #include "llvm/ADT/OwningPtr.h" +#include "llvm/ADT/Hashing.h" #include "llvm/ADT/edit_distance.h" #include @@ -447,3 +448,9 @@ bool StringRef::getAsInteger(unsigned Radix, APInt &Result) const { return false; } + + +// Implementation of StringRef hashing. +hash_code llvm::hash_value(StringRef S) { + return hash_combine_range(S.begin(), S.end()); +} -- cgit v1.2.3-18-g5258