fix segfault

wjakob · wjakob · commit 6c5e186e946b · 2022-10-31T22:06:56.000+01:00
diff --git a/include/pybind11/detail/internals.h b/include/pybind11/detail/internals.h
@@ -445,7 +445,7 @@ PYBIND11_NOINLINE internals &get_internals() {
         }
     }
 
-    if (internals_pp) {
+    if (internals_pp && *internals_pp) {
         // We loaded builtins through python's builtins, which means that our `error_already_set`
         // and `builtin_exception` may be different local classes than the ones set up in the
         // initial exception translator, below, so add another for our local exception classes.

Original file line number	Diff line number	Diff line change
`@@ -445,7 +445,7 @@ PYBIND11_NOINLINE internals &get_internals() {`
`445`	`445`	`}`
`446`	`446`	`}`
`447`	`447`
`448`		`- if (internals_pp) {`
	`448`	`+ if (internals_pp && *internals_pp) {`
`449`	`449`	// We loaded builtins through python's builtins, which means that our `error_already_set`
`450`	`450`	// and `builtin_exception` may be different local classes than the ones set up in the
`451`	`451`	`// initial exception translator, below, so add another for our local exception classes.`