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add codegen test for bool::select_unpredictable

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joboet 2025-01-03 19:44:08 +01:00
parent 49d76b8d0e
commit 8f3aa358bf
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tests/codegen/bool-select-unpredictable.rs Normal file
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//@ compile-flags: -O
#![feature(select_unpredictable)]
#![crate_type = "lib"]
#[no_mangle]
pub fn test_int(p: bool, a: u64, b: u64) -> u64 {
// CHECK-LABEL: define{{.*}} @test_int
// CHECK: select i1 %p, i64 %a, i64 %b, !unpredictable
p.select_unpredictable(a, b)
}
#[no_mangle]
pub fn test_pair(p: bool, a: (u64, u64), b: (u64, u64)) -> (u64, u64) {
// CHECK-LABEL: define{{.*}} @test_pair
// CHECK: select i1 %p, {{.*}}, !unpredictable
p.select_unpredictable(a, b)
}
struct Large {
e: [u64; 100],
}
#[no_mangle]
pub fn test_struct(p: bool, a: Large, b: Large) -> Large {
// CHECK-LABEL: define{{.*}} @test_struct
// CHECK: select i1 %p, {{.*}}, !unpredictable
p.select_unpredictable(a, b)
}
#[no_mangle]
pub fn test_zst(p: bool, a: (), b: ()) -> () {
// CHECK-LABEL: define{{.*}} @test_zst
p.select_unpredictable(a, b)
}