llvm/test/Transforms/DCE/calls-errno.ll: Suppress checking @pow(+0,-1).
llvm/test/Transforms/DCE/calls-errno.ll: Suppress checking @pow(+0,-1).

It depends on host's pow(3), and mingw's pow doesn't raise any errors, just returns +INF.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@286005 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm