gbranden pushed a commit to branch master
in repository groff.
commit 19d89b01d8bcb3675e7b198863fde5fc3dfb8c49
Author: G. Branden Robinson <[email protected]>
AuthorDate: Wed Nov 19 23:57:12 2025 -0600
src/roff/troff/input.cpp: Add assertion (1/10).
* src/roff/troff/input.cpp (do_overstrike): Invert sense of test and add
assertion.
---
ChangeLog | 5 +++++
src/roff/troff/input.cpp | 8 +++++++-
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/ChangeLog b/ChangeLog
index dbbc0ca1b..d058a0c78 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2025-11-19 G. Branden Robinson <[email protected]>
+
+ * src/roff/troff/input.cpp (do_overstrike): Invert sense of test
+ and add assertion.
+
2025-11-21 G. Branden Robinson <[email protected]>
* src/roff/troff/input.cpp (read_title_parts): Slightly
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index a43ea2885..95cb032ab 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -1667,7 +1667,13 @@ node *do_overstrike() // \o
}
else {
charinfo *ci = tok.get_charinfo(true /* required */);
- if (ci != 0 /* nullptr */) {
+ if (0 /* nullptr */ == ci) {
+ assert(0 == "attempted to use token without charinfo in"
+ " overstrike escape sequence");
+ delete osnode;
+ return 0 /* nullptr */;
+ }
+ else {
node *n = curenv->make_char_node(ci);
if (n != 0 /* nullptr */)
osnode->overstrike(n);
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