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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-07 05:48:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-07 05:48:48 +0000 |
commit | ef24de24a82fe681581cc130f342363c47c0969a (patch) | |
tree | 0d494f7e1a38b95c92426f58fe6eaa877303a86c /tests/codegen/issue-97217.rs | |
parent | Releasing progress-linux version 1.74.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-ef24de24a82fe681581cc130f342363c47c0969a.tar.xz rustc-ef24de24a82fe681581cc130f342363c47c0969a.zip |
Merging upstream version 1.75.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/issue-97217.rs')
-rw-r--r-- | tests/codegen/issue-97217.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/codegen/issue-97217.rs b/tests/codegen/issue-97217.rs new file mode 100644 index 000000000..af7345442 --- /dev/null +++ b/tests/codegen/issue-97217.rs @@ -0,0 +1,22 @@ +// compile-flags: -C opt-level=3 +// ignore-debug: the debug assertions get in the way +// min-llvm-version: 17.0.2 +#![crate_type = "lib"] + +// Regression test for issue 97217 (the following should result in no allocations) + +// CHECK-LABEL: @issue97217 +#[no_mangle] +pub fn issue97217() -> i32 { + // drop_in_place should be inlined and never appear + // CHECK-NOT: drop_in_place + + // __rust_alloc should be optimized out + // CHECK-NOT: __rust_alloc + + let v1 = vec![5, 6, 7]; + let v1_iter = v1.iter(); + let total: i32 = v1_iter.sum(); + println!("{}",total); + total +} |