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| author | Guillaume Gomez <guillaume1.gomez@gmail.com> | 2025-07-21 14:34:12 +0200 | 
|---|---|---|
| committer | Guillaume Gomez <guillaume1.gomez@gmail.com> | 2025-07-22 14:28:48 +0200 | 
| commit | a27f3e3fd1e4d16160f8885b6b06665b5319f56c (patch) | |
| tree | b033935392cbadf6f85d2dbddf433a88e323aeeb /tests/codegen-llvm/issue-97217.rs | |
| parent | ed93c1783b404d728d4809973a0550eb33cd293f (diff) | |
| download | rust-a27f3e3fd1e4d16160f8885b6b06665b5319f56c.tar.gz rust-a27f3e3fd1e4d16160f8885b6b06665b5319f56c.zip | |
Rename `tests/codegen` into `tests/codegen-llvm`
Diffstat (limited to 'tests/codegen-llvm/issue-97217.rs')
| -rw-r--r-- | tests/codegen-llvm/issue-97217.rs | 20 | 
1 files changed, 20 insertions, 0 deletions
| diff --git a/tests/codegen-llvm/issue-97217.rs b/tests/codegen-llvm/issue-97217.rs new file mode 100644 index 00000000000..ef9acc5fc93 --- /dev/null +++ b/tests/codegen-llvm/issue-97217.rs @@ -0,0 +1,20 @@ +//@ compile-flags: -C opt-level=3 +#![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 +} | 
