1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/gc/pretenure-array-short-lived.js b/js/src/jit-test/tests/gc/pretenure-array-short-lived.js
new file mode 100644
index 0000000000..6a7c814c02
--- /dev/null
+++ b/js/src/jit-test/tests/gc/pretenure-array-short-lived.js
@@ -0,0 +1,16 @@
+// Allocate many short-lived objects and check that we don't pretenure them.
+
+load(libdir + "pretenure.js");
+
+setupPretenureTest();
+
+allocateArrays(nurseryCount, false);  // Warm up.
+
+let { minor, major } = runTestAndCountCollections(
+  () => allocateArrays(nurseryCount * 5, false)
+);
+
+// Check that after the warm up period we only do minor GCs.
+print(`${minor} minor GCs, ${major} major GCs`);
+assertEq(minor >= 5, true);
+assertEq(major == 0, true);