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-rw-r--r--tests/mir-opt/loop_test.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/mir-opt/loop_test.rs b/tests/mir-opt/loop_test.rs
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+++ b/tests/mir-opt/loop_test.rs
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+// compile-flags: -Z identify_regions
+
+// Tests to make sure we correctly generate falseUnwind edges in loops
+
+// EMIT_MIR loop_test.main.SimplifyCfg-promote-consts.after.mir
+fn main() {
+    // Exit early at runtime. Since only care about the generated MIR
+    // and not the runtime behavior (which is exercised by other tests)
+    // we just bail early. Without this the test just loops infinitely.
+    if true {
+        return;
+    }
+    loop {
+        let x = 1;
+        continue;
+    }
+}