21 lines
538 B
Rust
21 lines
538 B
Rust
//@ check-pass
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//@ compile-flags: -Zdeduplicate-diagnostics=yes
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const fn foo<T>() -> usize {
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// We might instead branch on `std::mem::size_of::<*mut T>() < 8` here,
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// which would cause this function to fail on 32 bit systems.
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if false {
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std::mem::size_of::<T>()
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} else {
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8
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}
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}
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fn test<T>() {
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let _ = [0; foo::<T>()];
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//~^ WARN cannot use constants which depend on generic parameters in types
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//~| WARN this was previously accepted by the compiler but is being phased out
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}
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fn main() {}
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