rust/tests/codegen/debug-linkage-name.rs

43 lines
1.2 KiB
Rust

// Verifies that linkage name is omitted when it is
// the same as variable / function name.
//
// compile-flags: -C no-prepopulate-passes -Copt-level=0
// compile-flags: -C debuginfo=2 -Copt-level=0
#![crate_type = "lib"]
pub mod xyz {
// CHECK: !DIGlobalVariable(name: "A",
// CHECK: linkageName:
// CHECK-SAME: line: 12,
pub static A: u32 = 1;
// CHECK: !DIGlobalVariable(name: "B",
// CHECK-NOT: linkageName:
// CHECK-SAME: line: 18,
#[no_mangle]
pub static B: u32 = 2;
// CHECK: !DIGlobalVariable(name: "C",
// CHECK-NOT: linkageName:
// CHECK-SAME: line: 24,
#[export_name = "C"]
pub static C: u32 = 2;
// CHECK: !DISubprogram(name: "e",
// CHECK: linkageName:
// CHECK-SAME: line: 29,
pub extern "C" fn e() {}
// CHECK: !DISubprogram(name: "f",
// CHECK-NOT: linkageName:
// CHECK-SAME: line: 35,
#[no_mangle]
pub extern "C" fn f() {}
// CHECK: !DISubprogram(name: "g",
// CHECK-NOT: linkageName:
// CHECK-SAME: line: 41,
#[export_name = "g"]
pub extern "C" fn g() {}
}