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-rw-r--r--tests/codegen/non-terminate/infinite-loop-1.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/codegen/non-terminate/infinite-loop-1.rs b/tests/codegen/non-terminate/infinite-loop-1.rs
new file mode 100644
index 000000000..fa9c66b47
--- /dev/null
+++ b/tests/codegen/non-terminate/infinite-loop-1.rs
@@ -0,0 +1,17 @@
+// compile-flags: -C opt-level=3
+
+#![crate_type = "lib"]
+
+fn infinite_loop() -> u8 {
+ loop {}
+}
+
+// CHECK-LABEL: @test
+#[no_mangle]
+fn test() -> u8 {
+ // CHECK-NOT: unreachable
+ // CHECK: br label %{{.+}}
+ // CHECK-NOT: unreachable
+ let x = infinite_loop();
+ x
+}