From 62d7afad8faf7a1fbbf3402f8e23ce4ece9ab108 Mon Sep 17 00:00:00 2001 From: Nuno Lopes Date: Thu, 28 Jun 2012 16:10:13 +0000 Subject: add ConstantRange::difference (to perform set difference/relative complement) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159352 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Support/ConstantRange.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/llvm/Support/ConstantRange.h') diff --git a/include/llvm/Support/ConstantRange.h b/include/llvm/Support/ConstantRange.h index ced3a2cf2d..90dd69fa47 100644 --- a/include/llvm/Support/ConstantRange.h +++ b/include/llvm/Support/ConstantRange.h @@ -155,6 +155,10 @@ public: /// constant range. ConstantRange subtract(const APInt &CI) const; + /// \brief Subtract the specified range from this range (aka relative + /// complement of the sets). + ConstantRange difference(const ConstantRange &CR) const; + /// intersectWith - Return the range that results from the intersection of /// this range with another range. The resultant range is guaranteed to /// include all elements contained in both input ranges, and to have the -- cgit v1.2.3