diff --git a/README.md b/README.md
index 8eb1e03..0ae6e3d 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ are regenerated on each release — patches cannot be merged directly.
 Report problems (or send patches) to the author; accepted changes are
 applied to the development tree and appear in a following snapshot.
 
-This snapshot was assembled from development commit `2e453744f5e9`.
+This snapshot was assembled from development commit `e727ce1d248d`.
 
 ## License
 
diff --git a/mac/character.cpp b/mac/character.cpp
index 84c27a0..4876d6a 100644
--- a/mac/character.cpp
+++ b/mac/character.cpp
@@ -133,7 +133,10 @@ const std::regex unresolved_nonascii_re(R"(\^[A-Za-z0-9]{1,6}\^)");
 std::string extended_latin_symbol_pattern()
 {
     std::string result {};
-    std::string sep = "";
+    // A pointer, not a std::string: gcc 12 (the container's compiler) warns
+    // -Wrestrict on assigning a string literal to a std::string here -- a
+    // false positive of that release -- and the separator needs no storage.
+    const char* sep = "";
     for (const auto& nr : extended_latin_symbols) {
         result += sep;
         result += nr;