> On 9 Dec 2024, at 18:59, Jason Merrill <ja...@redhat.com> wrote: > > On 11/29/24 8:45 AM, Iain Sandoe wrote: >> Tested on x86_64-darwin, x86_64, powerpc64-linux, >> OK for trunk? >> thanks >> Iain >> --- 8< --- >> Recent changes in the C++ FE and the coroutines implementation have >> exposed a latent issue in which a bind expression containing a var >> that we need to capture in the coroutine state gets visited twice. >> This causes an ICE (from a checking assert). Fixed by adding a pset >> to the relevant tree walk. > > Seems shorter to use cp_walk_tree_without_duplicates? OK with that change.
Applied as attached. thanks Iain
0001-c-coroutines-Ensure-bind-exprs-are-visited-once-PR98.patch
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