diff options
Diffstat (limited to 'tests/codegen/drop.rs')
| -rw-r--r-- | tests/codegen/drop.rs | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/tests/codegen/drop.rs b/tests/codegen/drop.rs deleted file mode 100644 index b22a8ef27d2..00000000000 --- a/tests/codegen/drop.rs +++ /dev/null @@ -1,36 +0,0 @@ -//@ needs-unwind - this test verifies the amount of drop calls when unwinding is used -//@ compile-flags: -C no-prepopulate-passes - -#![crate_type = "lib"] - -struct SomeUniqueName; - -impl Drop for SomeUniqueName { - #[inline(never)] - fn drop(&mut self) {} -} - -#[inline(never)] -pub fn possibly_unwinding() {} - -// CHECK-LABEL: @droppy -#[no_mangle] -pub fn droppy() { - // Check that there are exactly 6 drop calls. The cleanups for the unwinding should be reused, - // so that's one new drop call per call to possibly_unwinding(), and finally 3 drop calls for - // the regular function exit. We used to have problems with quadratic growths of drop calls in - // such functions. - // FIXME(eddyb) the `void @` forces a match on the instruction, instead of the - // comment, that's `; call core::ptr::drop_in_place::<drop::SomeUniqueName>` - // for the `v0` mangling, should switch to matching on that once `legacy` is gone. - // CHECK-COUNT-6: {{(call|invoke) void @.*}}drop_in_place{{.*}}SomeUniqueName - // CHECK-NOT: {{(call|invoke) void @.*}}drop_in_place{{.*}}SomeUniqueName - // The next line checks for the } that ends the function definition - // CHECK-LABEL: {{^[}]}} - let _s = SomeUniqueName; - possibly_unwinding(); - let _s = SomeUniqueName; - possibly_unwinding(); - let _s = SomeUniqueName; - possibly_unwinding(); -} |
