diff options
Diffstat (limited to 'tests/codegen/no_builtins-at-crate.rs')
| -rw-r--r-- | tests/codegen/no_builtins-at-crate.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/codegen/no_builtins-at-crate.rs b/tests/codegen/no_builtins-at-crate.rs new file mode 100644 index 000000000..02ed67090 --- /dev/null +++ b/tests/codegen/no_builtins-at-crate.rs @@ -0,0 +1,24 @@ +// compile-flags: -C opt-level=1 + +#![no_builtins] +#![crate_type = "lib"] + +// CHECK: define +// CHECK-SAME: @__aeabi_memcpy +// CHECK-SAME: #0 +#[no_mangle] +pub unsafe extern "C" fn __aeabi_memcpy(dest: *mut u8, src: *const u8, size: usize) { + // CHECK: call + // CHECK-SAME: @memcpy( + memcpy(dest, src, size); +} + +// CHECK: declare +// CHECK-SAME: @memcpy +// CHECK-SAME: #0 +extern "C" { + pub fn memcpy(dest: *mut u8, src: *const u8, n: usize) -> *mut u8; +} + +// CHECK: attributes #0 +// CHECK-SAME: "no-builtins" |