Using WinMerge as the git Diff/Merge Tool on Windows 64bit

.gitconfig

[mergetool]
    prompt = false
    keepBackup = false
    keepTemporaries = false
[merge]
    tool = winmerge
[mergetool "winmerge"]
    name = WinMerge
    trustExitCode = true
    cmd = \"C:/Program Files (x86)/WinMerge/WinMergeU.exe\" -u -e -dl \"Local\" -dr \"Remote\" $LOCAL $REMOTE $MERGED
[diff]
    tool = winmerge
[difftool "winmerge"]
    name = WinMerge
    trustExitCode = true
    cmd = \"C:/Program Files (x86)/WinMerge/WinMergeU.exe\" -u -e $LOCAL $REMOTE