diff options
Diffstat (limited to 'tests/codegen/vecdeque-drain.rs')
| -rw-r--r-- | tests/codegen/vecdeque-drain.rs | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/tests/codegen/vecdeque-drain.rs b/tests/codegen/vecdeque-drain.rs deleted file mode 100644 index a5e5da65013..00000000000 --- a/tests/codegen/vecdeque-drain.rs +++ /dev/null @@ -1,70 +0,0 @@ -// Check that draining at the front or back doesn't copy memory. - -//@ compile-flags: -Copt-level=3 -//@ needs-deterministic-layouts -//@ ignore-std-debug-assertions (FIXME: checks for call detect scoped noalias metadata) - -#![crate_type = "lib"] - -use std::collections::VecDeque; - -// CHECK-LABEL: @clear -// CHECK-NOT: call -// CHECK-NOT: br -// CHECK: getelementptr inbounds -// CHECK-NEXT: {{call void @llvm.memset|store}} -// CHECK-NEXT: ret void -#[no_mangle] -pub fn clear(v: &mut VecDeque<i32>) { - v.drain(..); -} - -// CHECK-LABEL: @truncate -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK-NOT: br -// CHECK: ret void -#[no_mangle] -pub fn truncate(v: &mut VecDeque<i32>, n: usize) { - if n < v.len() { - v.drain(n..); - } -} - -// CHECK-LABEL: @advance -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK: br -// CHECK-NOT: call -// CHECK-NOT: br -// CHECK: ret void -#[no_mangle] -pub fn advance(v: &mut VecDeque<i32>, n: usize) { - if n < v.len() { - v.drain(..n); - } else { - v.clear(); - } -} - -// CHECK-LABEL: @remove -// CHECK: call -// CHECK: ret void -#[no_mangle] -pub fn remove(v: &mut VecDeque<i32>, a: usize, b: usize) { - v.drain(a..b); -} |
