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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 18:31:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-30 18:31:36 +0000 |
commit | e02c5b5930c2c9ba3e5423fe12e2ef0155017297 (patch) | |
tree | fd60ebbbb5299e16e5fca8c773ddb74f764760db /tests/codegen/lib-optimizations | |
parent | Adding debian version 1.73.0+dfsg1-1. (diff) | |
download | rustc-e02c5b5930c2c9ba3e5423fe12e2ef0155017297.tar.xz rustc-e02c5b5930c2c9ba3e5423fe12e2ef0155017297.zip |
Merging upstream version 1.74.1+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/lib-optimizations')
-rw-r--r-- | tests/codegen/lib-optimizations/iter-sum.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/codegen/lib-optimizations/iter-sum.rs b/tests/codegen/lib-optimizations/iter-sum.rs new file mode 100644 index 000000000..ff7ca6ef6 --- /dev/null +++ b/tests/codegen/lib-optimizations/iter-sum.rs @@ -0,0 +1,15 @@ +// ignore-debug: the debug assertions get in the way +// compile-flags: -O +// 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() +} |