// This is test for more optimal Ord implementation for integers. // See for more info. //@ revisions: llvm-pre-20 llvm-20 //@ [llvm-20] min-llvm-version: 20 //@ [llvm-pre-20] ignore-llvm-version: 20 - 99 //@ compile-flags: -C opt-level=3 #![crate_type = "lib"] use std::cmp::Ordering; // CHECK-LABEL: @cmp_signed #[no_mangle] pub fn cmp_signed(a: i64, b: i64) -> Ordering { // llvm-20: @llvm.scmp.i8.i64 // llvm-pre-20: icmp slt // llvm-pre-20: icmp ne // llvm-pre-20: zext i1 // llvm-pre-20: select i1 a.cmp(&b) } // CHECK-LABEL: @cmp_unsigned #[no_mangle] pub fn cmp_unsigned(a: u32, b: u32) -> Ordering { // llvm-20: @llvm.ucmp.i8.i32 // llvm-pre-20: icmp ult // llvm-pre-20: icmp ne // llvm-pre-20: zext i1 // llvm-pre-20: select i1 a.cmp(&b) }