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-rw-r--r--src/ChangeLog1
-rw-r--r--src/dispnew.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/src/ChangeLog b/src/ChangeLog
index b394c37354f..9af953b08b1 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -4,6 +4,7 @@
hash values of the two rows.
(copy_row_except_pointers): Preserve the used[] arrays and the
hash values of the two rows. (Bug#10035)
+ (add_row_entry): Add xassert to verify that ROW's hash code is valid.
* xdisp.c (row_hash): New function, body extracted from
compute_line_metrics.
diff --git a/src/dispnew.c b/src/dispnew.c
index 07843d3e214..d6bf6666ee2 100644
--- a/src/dispnew.c
+++ b/src/dispnew.c
@@ -4240,6 +4240,7 @@ add_row_entry (struct glyph_row *row)
ptrdiff_t i = row->hash % row_table_size;
entry = row_table[i];
+ xassert (entry || verify_row_hash (row));
while (entry && !row_equal_p (entry->row, row, 1))
entry = entry->next;