bjoernager/rust
bjoernager/rust
1
Fork 0
Code Issues Pull requests Activity

Apply noreturn and nounwind LLVM attributes to callsites

Browse source
This commit is contained in:
Amanieu d'Antras 2021-09-06 13:10:11 +02:00
parent 8c7a05a23f
commit 007bd17a68
1 changed files with 6 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

7
compiler/rustc_codegen_llvm/src/abi.rs
View file

@ -511,7 +511,12 @@ impl<'tcx> FnAbiLlvmExt<'tcx> for FnAbi<'tcx, Ty<'tcx>> {
} }
fn apply_attrs_callsite(&self, bx: &mut Builder<'a, 'll, 'tcx>, callsite: &'ll Value) { fn apply_attrs_callsite(&self, bx: &mut Builder<'a, 'll, 'tcx>, callsite: &'ll Value) {
// FIXME(wesleywiser, eddyb): We should apply `nounwind` and `noreturn` as appropriate to this callsite. if self.ret.layout.abi.is_uninhabited() {
llvm::Attribute::NoReturn.apply_callsite(llvm::AttributePlace::Function, callsite);
}
if !self.can_unwind {
llvm::Attribute::NoUnwind.apply_callsite(llvm::AttributePlace::Function, callsite);
}
let mut i = 0; let mut i = 0;
let mut apply = |cx: &CodegenCx<'_, '_>, attrs: &ArgAttributes| { let mut apply = |cx: &CodegenCx<'_, '_>, attrs: &ArgAttributes| {