1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug1874502.js b/js/src/jit-test/tests/ion/bug1874502.js
new file mode 100644
index 0000000000..4c3f242fc0
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug1874502.js
@@ -0,0 +1,8 @@
+// |jit-test| --no-threads; --fast-warmup
+
+function f(x) {
+  Math.fround(function () { x; });
+}
+for (let i = 0; i < 30; i++) {
+  f(Math.fround(1));
+}