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Shrink some unsafe blocks in cg_llvm

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This commit is contained in:
Oli Scherer
2025-07-09 09:23:05 +00:00
parent d3d51b4fdb
commit e574fef728
4 changed files with 127 additions and 129 deletions
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13
compiler/rustc_codegen_llvm/src/builder.rs
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@@ -637,17 +637,16 @@ impl<'a, 'll, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'll, 'tcx> {
} else if place.layout.is_llvm_immediate() {
let mut const_llval = None;
let llty = place.layout.llvm_type(self);
unsafe {
if let Some(global) = llvm::LLVMIsAGlobalVariable(place.val.llval) {
if llvm::LLVMIsGlobalConstant(global) == llvm::True {
if let Some(init) = llvm::LLVMGetInitializer(global) {
if self.val_ty(init) == llty {
const_llval = Some(init);
}
if let Some(global) = llvm::LLVMIsAGlobalVariable(place.val.llval) {
if llvm::LLVMIsGlobalConstant(global) == llvm::True {
if let Some(init) = llvm::LLVMGetInitializer(global) {
if self.val_ty(init) == llty {
const_llval = Some(init);
}
}
}
}
let llval = const_llval.unwrap_or_else(|| {
let load = self.load(llty, place.val.llval, place.val.align);
if let abi::BackendRepr::Scalar(scalar) = place.layout.backend_repr {