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-rw-r--r--src/eval.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/src/eval.c b/src/eval.c
index 23fd0efd54a..a2b95172d87 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1429,6 +1429,8 @@ internal_condition_case_n (Lisp_Object (*bfun) (ptrdiff_t, Lisp_Object *),
}
}
+static Lisp_Object Qcatch_all_memory_full;
+
/* Like a combination of internal_condition_case_1 and internal_catch.
Catches all signals and throws. Never exits nonlocally; returns
Qcatch_all_memory_full if no handler could be allocated. */
@@ -4188,8 +4190,12 @@ alist of active lexical bindings. */);
staticpro (&Vsignaling_function);
Vsignaling_function = Qnil;
- DEFSYM (Qcatch_all_memory_full, "catch-all-memory-full");
- Funintern (Qcatch_all_memory_full, Qnil);
+ staticpro (&Qcatch_all_memory_full);
+ /* Make sure Qcatch_all_memory_full is a unique object. We could
+ also use something like Fcons (Qnil, Qnil), but json.c treats any
+ cons cell as error data, so use an uninterned symbol instead. */
+ Qcatch_all_memory_full
+ = Fmake_symbol (build_pure_c_string ("catch-all-memory-full"));
defsubr (&Sor);
defsubr (&Sand);