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Rollup merge of #105023 - tmiasko:asm-sym-static-reachable, r=wesleywiser

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Statics used in reachable function's inline asm are reachable

Fixes #104925.
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Matthias Krüger 2022-11-29 22:43:19 +01:00 • committed by GitHub
commit 581ca3e836
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20
src/test/codegen-units/item-collection/asm-sym.rs Normal file
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@ -0,0 +1,20 @@
// needs-asm-support
// compile-flags: -Ccodegen-units=1 -Zprint-mono-items=lazy --crate-type=lib
#[inline(always)]
pub unsafe fn f() {
//~ MONO_ITEM static f::S @@ asm_sym-cgu.0[External]
static S: usize = 1;
//~ MONO_ITEM fn f::fun @@ asm_sym-cgu.0[External]
fn fun() {}
core::arch::asm!("/* {0} {1} */", sym S, sym fun);
}
//~ MONO_ITEM fn g @@ asm_sym-cgu.0[External]
pub unsafe fn g() {
//~ MONO_ITEM static g::S @@ asm_sym-cgu.0[Internal]
static S: usize = 2;
//~ MONO_ITEM fn g::fun @@ asm_sym-cgu.0[Internal]
fn fun() {}
core::arch::asm!("/* {0} {1} */", sym S, sym fun);
}