diff --git a/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp b/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
index 4358aa0d1dc..beb3eb36c49 100644
--- a/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
+++ b/tests/auto/corelib/tools/qhashfunctions/tst_qhashfunctions.cpp
@@ -33,6 +33,7 @@ public slots:
     void init();
 
 private Q_SLOTS:
+    void boolIntegerConsistency();
     void unsignedIntegerConsistency_data();
     void unsignedIntegerConsistency();
     void signedIntegerConsistency_data();
@@ -94,6 +95,19 @@ void tst_QHashFunctions::init()
     seed = size_t(seedValue);
 }
 
+void tst_QHashFunctions::boolIntegerConsistency()
+{
+    if (seed) QEXPECT_FAIL("", "QTBUG-126674", Continue);
+    QCOMPARE(qHash(0, seed), qHash(false, seed));
+    if (seed) QEXPECT_FAIL("", "QTBUG-126674", Continue);
+    QCOMPARE(qHash(1, seed), qHash(true, seed));
+#if QT_VERSION < QT_VERSION_CHECK(7, 0, 0)
+    // check consistency with pre-6.9 incidental implementation:
+    QCOMPARE(qHash(true,  seed), qHash(int(true)) ^ seed);
+    QCOMPARE(qHash(false, seed), qHash(int(false)) ^ seed);
+#endif
+}
+
 template <typename T> static void addPositiveCommonRows()
 {
     QTest::addRow("zero") << T(0);