From a27f3e3fd1e4d16160f8885b6b06665b5319f56c Mon Sep 17 00:00:00 2001 From: Guillaume Gomez Date: Mon, 21 Jul 2025 14:34:12 +0200 Subject: Rename `tests/codegen` into `tests/codegen-llvm` --- tests/codegen-llvm/lib-optimizations/iter-sum.rs | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 tests/codegen-llvm/lib-optimizations/iter-sum.rs (limited to 'tests/codegen-llvm/lib-optimizations/iter-sum.rs') diff --git a/tests/codegen-llvm/lib-optimizations/iter-sum.rs b/tests/codegen-llvm/lib-optimizations/iter-sum.rs new file mode 100644 index 00000000000..a054ffffe74 --- /dev/null +++ b/tests/codegen-llvm/lib-optimizations/iter-sum.rs @@ -0,0 +1,13 @@ +//@ compile-flags: -Copt-level=3 +//@ only-x86_64 (vectorization varies between architectures) +#![crate_type = "lib"] + +// Ensure that slice + take + sum gets vectorized. +// Currently this relies on the slice::Iter::try_fold implementation +// CHECK-LABEL: @slice_take_sum +#[no_mangle] +pub fn slice_take_sum(s: &[u64], l: usize) -> u64 { + // CHECK: vector.body: + // CHECK: ret + s.iter().take(l).sum() +} -- cgit 1.4.1-3-g733a5