LWG4459 Protect get_completion_signatures fold expression from overloaded commas

burblebee · burblebee · commit cb37a9fe4d03 · 2025-12-03T22:00:04.000-08:00
Fixes US 214-355 (C++26 CD).
diff --git a/source/exec.tex b/source/exec.tex
@@ -1981,7 +1981,7 @@
 \effects
 Equivalent to:
 \begin{codeblock}
-(get_completion_signatures<@\exposid{child-type}@<Sndr, Is>, @\exposid{FWD-ENV-T}@(Env)...>(), ...);
+((void)get_completion_signatures<@\exposid{child-type}@<Sndr, Is>, @\exposid{FWD-ENV-T}@(Env)...>(), ...);
 \end{codeblock}
 
 \pnum
