diff options
| -rw-r--r-- | tests/codegen/issues/issue-68667-unwrap-combinators.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/codegen/issues/issue-68667-unwrap-combinators.rs b/tests/codegen/issues/issue-68667-unwrap-combinators.rs new file mode 100644 index 00000000000..05760dc9b55 --- /dev/null +++ b/tests/codegen/issues/issue-68667-unwrap-combinators.rs @@ -0,0 +1,17 @@ +#![crate_type = "lib"] + +//@ compile-flags: -O + +// MIR inlining now optimizes this code. + +// CHECK-LABEL: @unwrap_combinators +// CHECK: icmp +// CHECK-NEXT: icmp +// CHECK-NEXT: select i1 +// CHECK-NEXT: ret i1 +#[no_mangle] +pub fn unwrap_combinators(a: Option<i32>, b: i32) -> bool { + a.map(|t| t >= b) + .unwrap_or(false) +} + |