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authorManman Ren <mren@apple.com>2013-07-08 19:17:48 +0000
committerManman Ren <mren@apple.com>2013-07-08 19:17:48 +0000
commitf856249d496663b72b9eac37cdabb52932abd0e0 (patch)
tree5b23d39dc44fb65ca8f2dfd875b8856f2d66f3ba /lib/Support/StringRef.cpp
parent7426a3b5880b68989e49f963229b7731cb36dba7 (diff)
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StringRef: add DenseMapInfo for StringRef.
Remove the implementation in include/llvm/Support/YAMLTraits.h. Added a DenseMap type DITypeHashMap in DebugInfo.h: DenseMap<std::pair<StringRef, unsigned>, MDNode*> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185852 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/StringRef.cpp')
-rw-r--r--lib/Support/StringRef.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Support/StringRef.cpp b/lib/Support/StringRef.cpp
index d7a0bfa410..c0f366cb3e 100644
--- a/lib/Support/StringRef.cpp
+++ b/lib/Support/StringRef.cpp
@@ -11,6 +11,7 @@
#include "llvm/ADT/APInt.h"
#include "llvm/ADT/Hashing.h"
#include "llvm/ADT/OwningPtr.h"
+#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/edit_distance.h"
#include <bitset>
@@ -465,3 +466,7 @@ bool StringRef::getAsInteger(unsigned Radix, APInt &Result) const {
hash_code llvm::hash_value(StringRef S) {
return hash_combine_range(S.begin(), S.end());
}
+
+unsigned DenseMapInfo<StringRef>::getHashValue(StringRef const val) {
+ return llvm::HashString(val);
+}