gbranden pushed a commit to branch master
in repository groff.
commit 1a0741556c471d1de259053d4b6a60c576bac521
Author: G. Branden Robinson <[email protected]>
AuthorDate: Thu Nov 20 00:01:22 2025 -0600
src/roff/troff/input.cpp: Add assertion (2/10).
* src/roff/troff/input.cpp (do_bracket): Invert sense of test and add
assertion.
---
ChangeLog | 4 ++--
src/roff/troff/input.cpp | 12 +++++++++---
2 files changed, 11 insertions(+), 5 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index d058a0c78..91ea5538d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,7 +1,7 @@
2025-11-19 G. Branden Robinson <[email protected]>
- * src/roff/troff/input.cpp (do_overstrike): Invert sense of test
- and add assertion.
+ * src/roff/troff/input.cpp (do_overstrike, do_bracket): Invert
+ sense of test and add assertion.
2025-11-21 G. Branden Robinson <[email protected]>
diff --git a/src/roff/troff/input.cpp b/src/roff/troff/input.cpp
index 95cb032ab..f709c25bf 100644
--- a/src/roff/troff/input.cpp
+++ b/src/roff/troff/input.cpp
@@ -1726,9 +1726,15 @@ static node *do_bracket() // \b
&& (want_att_compat || input_stack::get_level() == start_level))
break;
charinfo *ci = tok.get_charinfo(true /* required */);
- if (ci != 0 /* nullptr */) {
- node *n = curenv->make_char_node(ci);
- if (n != 0 /* nullptr */)
+ if (0 /* nullptr */ == ci) {
+ assert(0 == "attempted to use token without charinfo in"
+ " bracket-building escape sequence");
+ delete bracketnode;
+ return 0 /* nullptr */;
+ }
+ else {
+ node *n = curenv->make_char_node(ci);
+ if (n != 0 /* nullptr */)
bracketnode->bracket(n);
}
}
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