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Auto merge of #93934 - rusticstuff:inline_ensure_sufficient_stack, r=estebank

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Allow inlining of `ensure_sufficient_stack()`

This functions is monomorphized a lot and allowing the compiler to inline it improves instructions count and max RSS significantly in my local tests.
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bors 2022-02-20 15:10:19 +00:00
commit c1aa85475c
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compiler/rustc_data_structures/src/stack.rs
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@ -12,6 +12,7 @@ const STACK_PER_RECURSION: usize = 1 * 1024 * 1024; // 1MB
/// from this.
///
/// Should not be sprinkled around carelessly, as it causes a little bit of overhead.
#[inline]
pub fn ensure_sufficient_stack<R>(f: impl FnOnce() -> R) -> R {
stacker::maybe_grow(RED_ZONE, STACK_PER_RECURSION, f)
}