subject:"\[PATCH\] c\+\+\: Fix bogus error with __integer_pack \[PR94490\]"

Re: [PATCH] c++: Fix bogus error with __integer_pack [PR94490]

2021-12-01 Thread Jason Merrill via Gcc-patches

On 12/1/21 12:22, Marek Polacek wrote: Here we issue a bogus: error: '(0 ? fake_tuple_size_v : fake_tuple_size_v)' is not a constant expression because cxx_constant_value in expand_integer_pack gets *(0 ? VIEW_CONVERT_EXPR(fake_tuple_size_v) : VIEW_CONVERT_EXPR(fake_tuple_size_v)) which is a

[PATCH] c++: Fix bogus error with __integer_pack [PR94490]

2021-12-01 Thread Marek Polacek via Gcc-patches

Here we issue a bogus: error: '(0 ? fake_tuple_size_v : fake_tuple_size_v)' is not a constant expression because cxx_constant_value in expand_integer_pack gets *(0 ? VIEW_CONVERT_EXPR(fake_tuple_size_v) : VIEW_CONVERT_EXPR(fake_tuple_size_v)) which is a REFERENCE_REF_P and we evaluate its oper