bjoernager/rust
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Replace -Z default-hidden-visibility with -Z default-visibility

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MCP: https://github.com/rust-lang/compiler-team/issues/782

Co-authored-by: bjorn3 <17426603+bjorn3@users.noreply.github.com>
This commit is contained in:
David Lattimore 2024-10-01 08:55:10 +10:00
parent fb4aebddd1
commit f48194ea55
14 changed files with 208 additions and 81 deletions
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22
compiler/rustc_codegen_llvm/src/allocator.rs
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@ -77,18 +77,20 @@ pub(crate) unsafe fn codegen(
// __rust_alloc_error_handler_should_panic
let name = OomStrategy::SYMBOL;
let ll_g = llvm::LLVMRustGetOrInsertGlobal(llmod, name.as_ptr().cast(), name.len(), i8);
if tcx.sess.default_hidden_visibility() {
llvm::LLVMRustSetVisibility(ll_g, llvm::Visibility::Hidden);
}
llvm::LLVMRustSetVisibility(
ll_g,
llvm::Visibility::from_generic(tcx.sess.default_visibility()),
);
let val = tcx.sess.opts.unstable_opts.oom.should_panic();
let llval = llvm::LLVMConstInt(i8, val as u64, False);
llvm::LLVMSetInitializer(ll_g, llval);
let name = NO_ALLOC_SHIM_IS_UNSTABLE;
let ll_g = llvm::LLVMRustGetOrInsertGlobal(llmod, name.as_ptr().cast(), name.len(), i8);
if tcx.sess.default_hidden_visibility() {
llvm::LLVMRustSetVisibility(ll_g, llvm::Visibility::Hidden);
}
llvm::LLVMRustSetVisibility(
ll_g,
llvm::Visibility::from_generic(tcx.sess.default_visibility()),
);
let llval = llvm::LLVMConstInt(i8, 0, False);
llvm::LLVMSetInitializer(ll_g, llval);
}
@ -132,9 +134,11 @@ fn create_wrapper_function(
None
};
if tcx.sess.default_hidden_visibility() {
llvm::LLVMRustSetVisibility(llfn, llvm::Visibility::Hidden);
}
llvm::LLVMRustSetVisibility(
llfn,
llvm::Visibility::from_generic(tcx.sess.default_visibility()),
);
if tcx.sess.must_emit_unwind_tables() {
let uwtable =
attributes::uwtable_attr(llcx, tcx.sess.opts.unstable_opts.use_sync_unwind);