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-rw-r--r--src/parser.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/parser.c b/src/parser.c
index c84881b..32e60cd 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -378,7 +378,8 @@ teco_machine_main_transition_input(teco_machine_main_t *ctx,
if ((ctx->flags.modifier_at && !transitions[chr].modifier_at) ||
(ctx->flags.mode == TECO_MODE_NORMAL &&
ctx->flags.modifier_colon > transitions[chr].modifier_colon)) {
- teco_error_modifier_set(error, chr);
+ gchar cmd[] = {chr, '\0'};
+ teco_error_modifier_set(error, cmd);
return NULL;
}