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-rw-r--r--src/cindent.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/cindent.c b/src/cindent.c
index 6289422..cf18441 100644
--- a/src/cindent.c
+++ b/src/cindent.c
@@ -4108,7 +4108,8 @@ in_cinkeys(
}
else
// TODO: multi-byte
- if (keytyped == (int)p[-1] || (icase && keytyped < 256
+ if (keytyped == (int)p[-1] || (icase
+ && keytyped < 256 && keytyped >= 0
&& TOLOWER_LOC(keytyped) == TOLOWER_LOC((int)p[-1])))
{
line = ml_get_cursor();