29 lines
592 B
Rust
29 lines
592 B
Rust
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//! Test that `RangeTo` and `RangeToInclusive` generate identical
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//! (and optimal) code; #63646
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//@ compile-flags: -O -Zmerge-functions=disabled
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#![crate_type = "lib"]
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#[no_mangle]
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// CHECK-LABEL: range_to(
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pub fn range_to(a: i32, mut b: i32) -> i32 {
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// CHECK: %1 = and i32 %0, %a
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// CHECK-NEXT: ret i32 %1
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for _ in 0..65 {
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b &= a;
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}
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b
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}
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#[no_mangle]
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// CHECK-LABEL: range_to_inclusive(
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pub fn range_to_inclusive(a: i32, mut b: i32) -> i32 {
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// CHECK: %1 = and i32 %0, %a
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// CHECK-NEXT: ret i32 %1
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for _ in 0..=64 {
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b &= a;
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}
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b
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}
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