[PATCH] D16053: contains() convenience function

[Alexander Droste via llvm-commits]

Alexander_Droste updated the summary for this revision.
Alexander_Droste added a reviewer: dblaikie.
Alexander_Droste updated this revision to Diff 44471.
Alexander_Droste added a comment.

- changed name to `is_contained()` because `contains()` caused name conflicts
- adapted the style of other functions in `STLExtras.h`

- @David: I hope its ok that I added you as a reviewer. Googling for 'stlextras llvm reviewer' you

were the first author that appeared.


http://reviews.llvm.org/D16053

Files:
  include/llvm/ADT/STLExtras.h

Index: include/llvm/ADT/STLExtras.h
===================================================================
--- include/llvm/ADT/STLExtras.h
+++ include/llvm/ADT/STLExtras.h
@@ -386,6 +386,13 @@
   return std::find(Range.begin(), Range.end(), val);
 }
 
+/// Wrapper function around std::find to detect if an element exists
+/// in a container.
+template <typename R, typename E>
+bool is_contained(R && Range, const E &Element) {
+  return std::find(Range.begin(), Range.end(), Element) != Range.end();
+}
+
 //===----------------------------------------------------------------------===//
 //     Extra additions to <memory>
 //===----------------------------------------------------------------------===//


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