From: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Date: Tue, 26 Mar 2024 20:33:35 +0000 (-0400)
Subject: scope-exit: Clarify scope_exit noexcept requirement
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=c91ccadee5bfbc94a95540e17c879ce976caf6a2;p=lttng-tools.git

scope-exit: Clarify scope_exit noexcept requirement

Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: Iec34c435327e63e046319fa12f78a74ec50f4163
---

diff --git a/src/common/scope-exit.hpp b/src/common/scope-exit.hpp
index 20d9b892d..3f8c90f80 100644
--- a/src/common/scope-exit.hpp
+++ b/src/common/scope-exit.hpp
@@ -33,7 +33,8 @@ class scope_exit {
 public:
 	/*
 	 * Since ScopeExitInvocableType will be invoked in the destructor, it
-	 * must be `noexcept` lest we anger the undefined behaviour gods.
+	 * must be `noexcept` lest we anger the undefined behaviour gods by throwing
+	 * an exception while an exception is active.
 	 */
 	static_assert(details::is_invocation_noexcept<ScopeExitInvocableType>::value,
 		      "scope_exit requires a noexcept invocable type");