diff --git a/tests/cross_compile.sh b/tests/cross_compile.sh
index fee1f59..edaf99e 100755
--- a/tests/cross_compile.sh
+++ b/tests/cross_compile.sh
@@ -28,6 +28,10 @@ mkdir -p "$TMP_DIR"
 TUPLES=(
     "android|examples/ffi-objc-call-10-os-gate.sx"
     "android|examples/ffi-jni-call-02-void.sx"
+    # Step 1.24: verify the inverse OS gate — `inline if OS == .android
+    # { #jni_call(...) }` must strip its body before lowering on iOS so
+    # emit_llvm doesn't try to use libjvm symbols the iOS SDK lacks.
+    "ios-sim|examples/ffi-jni-call-02-void.sx"
 )
 
 PASS=0