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-rw-r--r--src/emacs.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/emacs.c b/src/emacs.c
index 25d9ae45730..71b12d5a407 100644
--- a/src/emacs.c
+++ b/src/emacs.c
@@ -112,6 +112,9 @@ EMACS_INT gdb_data_seg_bits = 0;
#endif
EMACS_INT PVEC_FLAG = PSEUDOVECTOR_FLAG;
EMACS_INT gdb_array_mark_flag = ARRAY_MARK_FLAG;
+/* GDB might say "No enum type named pvec_type" if we don't have at
+ least one symbol with that type, and then xbacktrace could fail. */
+enum pvec_type gdb_pvec_type = PVEC_TYPE_MASK;
/* Command line args from shell, as list of strings. */
Lisp_Object Vcommand_line_args;