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| author | Augie Fackler <augie@google.com> | 2025-09-18 14:23:43 -0400 |
|---|---|---|
| committer | Augie Fackler <augie@google.com> | 2025-09-19 13:56:19 -0400 |
| commit | e32b975e840e99748b947884505b74ebe4bd23b9 (patch) | |
| tree | 144d7d93d6f87293154ade2cc1b72bd55e743910 /tests/codegen-llvm | |
| parent | 4cd91ef8223ef54111d21aa9e9e71b3b26477dd3 (diff) | |
| download | rust-e32b975e840e99748b947884505b74ebe4bd23b9.tar.gz rust-e32b975e840e99748b947884505b74ebe4bd23b9.zip | |
tests: relax expectations after llvm change 902ddda120a5
LLVM 22 is able to drop assumes that seem to not help further optimizations, which actually seems to dramatically _help_ further optimizations in some of our small test cases.
Diffstat (limited to 'tests/codegen-llvm')
| -rw-r--r-- | tests/codegen-llvm/issues/issue-122600-ptr-discriminant-update.rs | 7 | ||||
| -rw-r--r-- | tests/codegen-llvm/vec_pop_push_noop.rs | 5 | ||||
| -rw-r--r-- | tests/codegen-llvm/vecdeque_pop_push.rs | 5 |
3 files changed, 13 insertions, 4 deletions
diff --git a/tests/codegen-llvm/issues/issue-122600-ptr-discriminant-update.rs b/tests/codegen-llvm/issues/issue-122600-ptr-discriminant-update.rs index 853a1ff36b1..631468d8c21 100644 --- a/tests/codegen-llvm/issues/issue-122600-ptr-discriminant-update.rs +++ b/tests/codegen-llvm/issues/issue-122600-ptr-discriminant-update.rs @@ -1,4 +1,7 @@ //@ compile-flags: -Copt-level=3 +//@ revisions: new old +//@ [old] ignore-llvm-version: 22 - 99 +//@ [new] min-llvm-version: 22 #![crate_type = "lib"] @@ -22,8 +25,8 @@ pub unsafe fn update(s: *mut State) { // CHECK-NOT: memcpy // CHECK-NOT: 75{{3|4}} - // CHECK: %[[TAG:.+]] = load i8, ptr %s, align 1 - // CHECK-NEXT: trunc nuw i8 %[[TAG]] to i1 + // old: %[[TAG:.+]] = load i8, ptr %s, align 1 + // old-NEXT: trunc nuw i8 %[[TAG]] to i1 // CHECK-NOT: load // CHECK-NOT: store diff --git a/tests/codegen-llvm/vec_pop_push_noop.rs b/tests/codegen-llvm/vec_pop_push_noop.rs index 3e375219fe0..fadc6e99dc7 100644 --- a/tests/codegen-llvm/vec_pop_push_noop.rs +++ b/tests/codegen-llvm/vec_pop_push_noop.rs @@ -1,4 +1,7 @@ //@ compile-flags: -Copt-level=3 +//@ revisions: new old +//@ [old] ignore-llvm-version: 22 - 99 +//@ [new] min-llvm-version: 22 #![crate_type = "lib"] @@ -7,7 +10,7 @@ pub fn noop(v: &mut Vec<u8>) { // CHECK-NOT: grow_one // CHECK-NOT: call - // CHECK: tail call void @llvm.assume + // old: tail call void @llvm.assume // CHECK-NOT: grow_one // CHECK-NOT: call // CHECK: {{ret|[}]}} diff --git a/tests/codegen-llvm/vecdeque_pop_push.rs b/tests/codegen-llvm/vecdeque_pop_push.rs index 5afa1b2248b..7886db3fede 100644 --- a/tests/codegen-llvm/vecdeque_pop_push.rs +++ b/tests/codegen-llvm/vecdeque_pop_push.rs @@ -1,4 +1,7 @@ //@ compile-flags: -Copt-level=3 +//@ revisions: new old +//@ [old] ignore-llvm-version: 22 - 99 +//@ [new] min-llvm-version: 22 #![crate_type = "lib"] @@ -8,7 +11,7 @@ use std::collections::VecDeque; // CHECK-LABEL: @noop_back( pub fn noop_back(v: &mut VecDeque<u8>) { // CHECK-NOT: grow - // CHECK: tail call void @llvm.assume + // old: tail call void @llvm.assume // CHECK-NOT: grow // CHECK: ret if let Some(x) = v.pop_back() { |