306259c645
This follows what clang does in CoverageMappingGen. Using just llvm.compiler.used is insufficient at least for MSVC targets.
22 lines
927 B
Rust
22 lines
927 B
Rust
use super::BackendTypes;
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use rustc_hir::def_id::DefId;
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use rustc_target::abi::Align;
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pub trait StaticMethods: BackendTypes {
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fn static_addr_of(&self, cv: Self::Value, align: Align, kind: Option<&str>) -> Self::Value;
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fn codegen_static(&self, def_id: DefId, is_mutable: bool);
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/// Mark the given global value as "used", to prevent the compiler and linker from potentially
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/// removing a static variable that may otherwise appear unused.
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fn add_used_global(&self, global: Self::Value);
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/// Same as add_used_global(), but only prevent the compiler from potentially removing an
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/// otherwise unused symbol. The linker is still permitted to drop it.
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///
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/// This corresponds to the semantics of the `#[used]` attribute.
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fn add_compiler_used_global(&self, global: Self::Value);
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}
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pub trait StaticBuilderMethods: BackendTypes {
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fn get_static(&mut self, def_id: DefId) -> Self::Value;
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}
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