From: Remi Gacogne <remi.gacogne@powerdns.com>
Date: Wed, 12 Nov 2025 09:21:05 +0000 (+0100)
Subject: fix(protozero): Keep the SpanID and TraceID ctors `constexpr`
X-Git-Tag: rec-5.4.0-alpha1~105^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F16425%2Fhead;p=thirdparty%2Fpdns.git

fix(protozero): Keep the SpanID and TraceID ctors `constexpr`

Signed-off-by: Remi Gacogne <remi.gacogne@powerdns.com>
---

diff --git a/pdns/protozero-trace.hh b/pdns/protozero-trace.hh
index 1b2fc2b9fe..31c48d1a3b 100644
--- a/pdns/protozero-trace.hh
+++ b/pdns/protozero-trace.hh
@@ -231,7 +231,7 @@ struct InstrumentationScope
 
 struct TraceID : public std::array<uint8_t, 16>
 {
-  TraceID() :
+  constexpr TraceID() :
     array{} {};
   TraceID(const std::initializer_list<uint8_t>& arg) :
     array{}
@@ -262,11 +262,11 @@ struct TraceID : public std::array<uint8_t, 16>
     this->fill(0);
   }
 };
-const TraceID s_emptyTraceID = {};
+constexpr TraceID s_emptyTraceID = {};
 
 struct SpanID : public std::array<uint8_t, 8>
 {
-  SpanID() :
+  constexpr SpanID() :
     array{} {};
   SpanID(const std::initializer_list<uint8_t>& arg) :
     array{}
@@ -297,7 +297,7 @@ struct SpanID : public std::array<uint8_t, 8>
     this->fill(0);
   }
 };
-const SpanID s_emptySpanID = {};
+constexpr SpanID s_emptySpanID = {};
 
 inline void fill(TraceID& trace, const std::string& data)
 {