ignore maybe-initialized warning in convert_elements

alan-rager-skydio · alan-rager-skydio · commit c2e0043a097b · 2026-04-06T15:17:59.000-07:00
diff --git a/include/pybind11/stl.h b/include/pybind11/stl.h
@@ -326,6 +326,10 @@ struct list_caster {
 
     bool convert_elements(handle seq, bool convert) {
         auto s = reinterpret_borrow<sequence>(seq);
+PYBIND11_WARNING_PUSH
+#if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 13
+PYBIND11_WARNING_DISABLE_GCC("-Wmaybe-uninitialized")
+#endif
         value.clear();
         reserve_maybe(s, &value);
         for (const auto &it : seq) {
@@ -335,6 +339,7 @@ struct list_caster {
             }
             value.push_back(cast_op<Value &&>(std::move(conv)));
         }
+PYBIND11_WARNING_POP
         return true;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -326,6 +326,10 @@ struct list_caster {`
`326`	`326`
`327`	`327`	`bool convert_elements(handle seq, bool convert) {`
`328`	`328`	`auto s = reinterpret_borrow<sequence>(seq);`
	`329`	`+PYBIND11_WARNING_PUSH`
	`330`	`+#if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 13`
	`331`	`+PYBIND11_WARNING_DISABLE_GCC("-Wmaybe-uninitialized")`
	`332`	`+#endif`
`329`	`333`	`value.clear();`
`330`	`334`	`reserve_maybe(s, &value);`
`331`	`335`	`for (const auto &it : seq) {`
`@@ -335,6 +339,7 @@ struct list_caster {`
`335`	`339`	`}`
`336`	`340`	`value.push_back(cast_op<Value &&>(std::move(conv)));`
`337`	`341`	`}`
	`342`	`+PYBIND11_WARNING_POP`
`338`	`343`	`return true;`
`339`	`344`	`}`
`340`	`345`