diff options
Diffstat (limited to 'tests/codegen/option-nonzero-eq.rs')
-rw-r--r-- | tests/codegen/option-nonzero-eq.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/codegen/option-nonzero-eq.rs b/tests/codegen/option-nonzero-eq.rs new file mode 100644 index 000000000..598dcc19b --- /dev/null +++ b/tests/codegen/option-nonzero-eq.rs @@ -0,0 +1,34 @@ +// compile-flags: -O -Zmerge-functions=disabled + +#![crate_type = "lib"] + +extern crate core; +use core::num::{NonZeroU32, NonZeroI64}; +use core::ptr::NonNull; + +// CHECK-lABEL: @non_zero_eq +#[no_mangle] +pub fn non_zero_eq(l: Option<NonZeroU32>, r: Option<NonZeroU32>) -> bool { + // CHECK: start: + // CHECK-NEXT: icmp eq i32 + // CHECK-NEXT: ret i1 + l == r +} + +// CHECK-lABEL: @non_zero_signed_eq +#[no_mangle] +pub fn non_zero_signed_eq(l: Option<NonZeroI64>, r: Option<NonZeroI64>) -> bool { + // CHECK: start: + // CHECK-NEXT: icmp eq i64 + // CHECK-NEXT: ret i1 + l == r +} + +// CHECK-lABEL: @non_null_eq +#[no_mangle] +pub fn non_null_eq(l: Option<NonNull<u8>>, r: Option<NonNull<u8>>) -> bool { + // CHECK: start: + // CHECK-NEXT: icmp eq {{(i8\*|ptr)}} + // CHECK-NEXT: ret i1 + l == r +} |