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geom/ops: workaround ICE using requires for distance

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clang requires `A<S,T>` for the `enable_if` condition, and this provokes
an ICE under GCC. A `requires` clause works identically and satisfies
both compilers.
This commit is contained in:
Danny Robson 2021-04-19 16:47:22 +10:00
parent 50b2105df5
commit 59c1c9cc9e
1 changed files with 5 additions and 5 deletions
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10
geom/ops.hpp
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@ -55,12 +55,12 @@ namespace cruft::geom {
size_t S, size_t S,
typename T, typename T,
template <size_t,typename> class A, template <size_t,typename> class A,
template <size_t,typename> class B, template <size_t,typename> class B
typename = std::enable_if_t<
!std::is_same_v<cruft::point<S,T>, A<S,T>> &&
!std::is_same_v<cruft::point<S,T>, B<S,T>>
>
> >
requires (
!std::is_same_v<cruft::point<S,T>, A<S,T>> &&
!std::is_same_v<cruft::point<S,T>, B<S,T>>
)
T T
distance (A<S,T>, B<S,T>); distance (A<S,T>, B<S,T>);