Use __constinit only in GCC 12.2 and up (#9936)

Fixes #9916. GCC appears to have a bug preventing our use of __constinit from working correctly, but this bug will be fixed in GCC 12.2.
protocolbuffers · May 9, 2022 · b180b28 · b180b28
1 parent 32d99bb
commit b180b28
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/google/protobuf/port_def.inc b/src/google/protobuf/port_def.inc
@@ -650,7 +650,7 @@
      (!defined(__APPLE__) && __clang_major__ >= 12))
 #define PROTOBUF_CONSTINIT [[clang::require_constant_initialization]]
 #define PROTOBUF_CONSTEXPR constexpr
-#elif PROTOBUF_GNUC_MIN(12, 0)
+#elif PROTOBUF_GNUC_MIN(12, 2)
 #define PROTOBUF_CONSTINIT __constinit
 #define PROTOBUF_CONSTEXPR constexpr
 #else