This took me a bit to understand. Essentially it appears we don't have
(don't generate) that bit.
This addresses the broken link. Do you want to tackle this more
comprehensively later on, David?
Gerald
gcc:
* doc/libgdiagnostics/index.rst: Drop broken reference to
`modindex`.
---
gcc/doc/libgdiagnostics/index.rst | 1 -
1 file changed, 1 deletion(-)
diff --git a/gcc/doc/libgdiagnostics/index.rst
b/gcc/doc/libgdiagnostics/index.rst
index 3ae48af3d79..1e73f08aa84 100644
--- a/gcc/doc/libgdiagnostics/index.rst
+++ b/gcc/doc/libgdiagnostics/index.rst
@@ -109,5 +109,4 @@ Indices and tables
******************
* :ref:`genindex`
-* :ref:`modindex`
* :ref:`search`
--
2.51.0