[rustc.git] / src / test / codegen / ffi-const.rs

// compile-flags: -C no-prepopulate-passes
#![crate_type = "lib"]
#![feature(ffi_const)]

pub fn bar() { unsafe { foo() } }

extern "C" {
    // CHECK-LABEL: declare{{.*}}void @foo()
    // CHECK-SAME: [[ATTRS:#[0-9]+]]
    // The attribute changed from `readnone` to `memory(none)` with LLVM 16.0.
    // CHECK-DAG: attributes [[ATTRS]] = { {{.*}}{{readnone|memory\(none\)}}{{.*}} }
    #[ffi_const] pub fn foo();
}
Commit	Line	Data
f9f354fc XL	1	// compile-flags: -C no-prepopulate-passes
	2	#![crate_type = "lib"]
	3	#![feature(ffi_const)]
	4
	5	pub fn bar() { unsafe { foo() } }
	6
5869c6ff	7	extern "C" {
cdc7bbd5	8	// CHECK-LABEL: declare{{.*}}void @foo()
f9f354fc	9	// CHECK-SAME: [[ATTRS:#[0-9]+]]
487cf647 FG	10	// The attribute changed from `readnone` to `memory(none)` with LLVM 16.0.
487cf647 FG	11	// CHECK-DAG: attributes [[ATTRS]] = { {{.}}{{readnone\|memory\(none\)}}{{.}} }
f9f354fc XL	12	#[ffi_const] pub fn foo();
f9f354fc XL	13	}