[libcxx-commits] [PATCH] D130321: [libc++][ranges] Implement `ranges::shuffle`.

[Louis Dionne via Phabricator via libcxx-commits]

ldionne accepted this revision.
ldionne added inline comments.
This revision is now accepted and ready to land.


================
Comment at: libcxx/test/std/algorithms/alg.modifying.operations/alg.random.shuffle/ranges_shuffle.pass.cpp:242
+
+  { // Complexity: Exactly `(last - first) - 1` swaps.
+    {
----------------
var-const wrote:
> The standard requirement that the number of swaps is "exact" instead of "at most" doesn't make sense to me. Is this a wording issue, or am I missing something?
It is somewhat unusual indeed -- I don't think anybody would complain for making fewer swaps than specified.


Repository:
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  https://reviews.llvm.org/D130321/new/

https://reviews.llvm.org/D130321