deprecate stdexec::transform_completion_signatures[_of]#1915
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ericniebler merged 2 commits intoMar 6, 2026
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…olks to `exec::transform_completion_signatures` instead
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* deprecate `stdexec::transform_completion_signatures[_of]` and point folks to `exec::transform_completion_signatures` instead
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point folks to
exec::transform_completion_signatures(...)insteadreason: the corresponding utility in
std::executionwas dropped for C++26. a template metaprogram is the wrong tool to use when computing completion signatures, an operation that (in C++26) can error by throwing aconstexprexception.