Add missing include of <utility>

It looks like <utility> was implicitly included when building test_MonotonicArena.cpp with gcc < 12, but with gcc 12 it does not work anymore.

Closes #235 (closed)

changed milestone to %v36r7

assigned to @clemenci

added 1 commit

• 37c1cce5 - Add missing include of <utility>

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marked this merge request as ready

changed title from Draft: Resolve "Monotonic.h:112:19: error: 'exchange' is not a member of 'std' with gcc 12" to {+Add missing include of +}

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added lhcb-gaudi-head label

added 1 commit

• 9e016212 - Add missing include of <utility>

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• [2022-07-27 15:10] Validation started with lhcb-gaudi-head#3303

approved this merge request

merged

mentioned in commit 55c52ef4