From f9f9270d75d3bc6383604addefc2386318ecfc8b Mon Sep 17 00:00:00 2001 From: Kefu Chai Date: Thu, 29 Oct 2020 18:35:24 +0800 Subject: [PATCH] osd/osd_types: mark unused variable [[maybe_unused]] silences warning like: rc/osd/osd_types.h:5482:18: warning: unused variable '_' [-Wunused-variable] auto [iter, _] = ref_delta.try_emplace(hoid, 0); ^ Signed-off-by: Kefu Chai --- src/osd/osd_types.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/osd/osd_types.h b/src/osd/osd_types.h index 636c3e710c5a8..0d61765ba1431 100644 --- a/src/osd/osd_types.h +++ b/src/osd/osd_types.h @@ -5479,7 +5479,7 @@ public: mut_ref(hoid, num); } void mut_ref(const hobject_t &hoid, int num) { - auto [iter, _] = ref_delta.try_emplace(hoid, 0); + [[maybe_unused]] auto [iter, _] = ref_delta.try_emplace(hoid, 0); iter->second += num; if (iter->second == 0) ref_delta.erase(iter); -- 2.47.3