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19 lines
458 B
Rust
19 lines
458 B
Rust
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unsafe fn pointer(v: usize, w: u32) {}
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pub trait UniformScalar {}
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impl UniformScalar for u32 {}
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pub trait GlUniformScalar: UniformScalar {
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const FACTORY: unsafe fn(usize, Self) -> ();
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}
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impl GlUniformScalar for u32 {
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const FACTORY: unsafe fn(usize, Self) -> () = pointer;
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}
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pub fn foo<T: UniformScalar>(value: T) {
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<T as GlUniformScalar>::FACTORY(1, value);
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//~^ ERROR the trait bound `T: GlUniformScalar` is not satisfied
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}
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fn main() {}
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