[CUDA] Fix std::min on device side to return the min, not the max.
[CUDA] Fix std::min on device side to return the min, not the max.

Summary:
How embarrassing.

This is tested in the test-suite -- fix to come there in a separate
patch.

Reviewers: tra

Subscribers: sanjoy, cfe-commits

Differential Revision: https://reviews.llvm.org/D39817

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@317961 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang