| // compile-flags: --crate-type=lib -O -Cdebuginfo=2 -Cno-prepopulate-passes |
| // min-llvm-version: 15.0 # this test uses opaque pointer notation |
| #![feature(stmt_expr_attributes)] |
| |
| pub struct S([usize; 8]); |
| |
| #[no_mangle] |
| pub fn outer_function(x: S, y: S) -> usize { |
| (#[inline(always)]|| { |
| let _z = x; |
| y.0[0] |
| })() |
| } |
| |
| // Check that we do not attempt to load from the spilled arg before it is assigned to |
| // when generating debuginfo. |
| // CHECK-LABEL: @outer_function |
| // CHECK: [[spill:%.*]] = alloca %"[closure@{{.*.rs}}:9:23: 9:25]" |
| // CHECK-NOT: [[ptr_tmp:%.*]] = getelementptr inbounds %"[closure@{{.*.rs}}:9:23: 9:25]", ptr [[spill]] |
| // CHECK-NOT: [[load:%.*]] = load ptr, ptr |
| // CHECK: call void @llvm.lifetime.start{{.*}}({{.*}}, ptr [[spill]]) |
| // CHECK: call void @llvm.memcpy{{.*}}(ptr {{align .*}} [[spill]], ptr {{align .*}} %x |
