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4a216a25d1
This reduces code sizes and better respects programmer intent when marking inline(never). Previously such a marking was essentially ignored for generic functions, as we'd still inline them in remote crates.
15 lines
388 B
Rust
15 lines
388 B
Rust
//@ compile-flags: -O
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// A drop([...].clone()) sequence on an Rc should be a no-op
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// In particular, no call to __rust_dealloc should be emitted
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//
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// We use a cdylib since it's a leaf unit for Rust purposes, so doesn't codegen -Zshare-generics
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// code.
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#![crate_type = "cdylib"]
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use std::rc::Rc;
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pub fn foo(t: &Rc<Vec<usize>>) {
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// CHECK-NOT: __rust_dealloc
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drop(t.clone());
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}
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