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-rw-r--r--tests/mir-opt/building/logical_or_in_conditional.rs39
1 files changed, 39 insertions, 0 deletions
diff --git a/tests/mir-opt/building/logical_or_in_conditional.rs b/tests/mir-opt/building/logical_or_in_conditional.rs
new file mode 100644
index 000000000..ae159f7e1
--- /dev/null
+++ b/tests/mir-opt/building/logical_or_in_conditional.rs
@@ -0,0 +1,39 @@
+// compile-flags: -Z validate-mir
+#![feature(let_chains)]
+struct Droppy(u8);
+impl Drop for Droppy {
+ fn drop(&mut self) {
+ println!("drop {}", self.0);
+ }
+}
+
+enum E {
+ A(u8),
+ B,
+}
+
+impl E {
+ fn f() -> Self {
+ Self::A(1)
+ }
+}
+
+fn always_true() -> bool {
+ true
+}
+
+// EMIT_MIR logical_or_in_conditional.test_or.built.after.mir
+fn test_or() {
+ if Droppy(0).0 > 0 || Droppy(1).0 > 1 {}
+}
+
+// EMIT_MIR logical_or_in_conditional.test_complex.built.after.mir
+fn test_complex() {
+ if let E::A(_) = E::f() && ((always_true() && Droppy(0).0 > 0) || Droppy(1).0 > 1) {}
+
+ if !always_true() && let E::B = E::f() {}
+}
+
+fn main() {
+ test_or();
+}