René's URL Explorer Experiment

Title: [diff.cpp11.expr]

Links:

[diff]	https://timsong-cpp.github.io/cppwp/n4659/#diff
[diff.cpp11]	https://timsong-cpp.github.io/cppwp/n4659/diff.cpp11#expr
[expr]	https://timsong-cpp.github.io/cppwp/n4659/expr
[expr.cond]	https://timsong-cpp.github.io/cppwp/n4659/expr.cond
lvalue-to-rvalue	https://timsong-cpp.github.io/cppwp/n4659/conv.lval
array-to-pointer	https://timsong-cpp.github.io/cppwp/n4659/conv.array
function-to-pointer	https://timsong-cpp.github.io/cppwp/n4659/conv.func