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-rw-r--r--src/qml/jsruntime/qv4managed_p.h16
1 files changed, 15 insertions, 1 deletions
diff --git a/src/qml/jsruntime/qv4managed_p.h b/src/qml/jsruntime/qv4managed_p.h
index 0359559f34..1fff5a45da 100644
--- a/src/qml/jsruntime/qv4managed_p.h
+++ b/src/qml/jsruntime/qv4managed_p.h
@@ -106,6 +106,18 @@ inline void qYouForgotTheQ_MANAGED_Macro(T1, T2) {}
#define Q_VTABLE_FUNCTION(classname, func) \
(classname::func == QV4::Managed::func ? 0 : classname::func)
+// Q_VTABLE_FUNCTION triggers a bogus tautological-compare warning in GCC6+
+#if defined(Q_CC_GNU) && Q_CC_GNU >= 600
+#define QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_ON \
+ QT_WARNING_PUSH; \
+ QT_WARNING_DISABLE_GCC("-Wtautological-compare")
+
+#define QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_OFF \
+ ;QT_WARNING_POP
+#else
+#define QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_ON
+#define QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_OFF
+#endif
#define DEFINE_MANAGED_VTABLE_INT(classname, parentVTable) \
{ \
@@ -125,7 +137,9 @@ inline void qYouForgotTheQ_MANAGED_Macro(T1, T2) {}
}
#define DEFINE_MANAGED_VTABLE(classname) \
-const QV4::VTable classname::static_vtbl = DEFINE_MANAGED_VTABLE_INT(classname, 0)
+QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_ON \
+const QV4::VTable classname::static_vtbl = DEFINE_MANAGED_VTABLE_INT(classname, 0) \
+QT_WARNING_SUPPRESS_GCC_TAUTOLOGICAL_COMPARE_OFF
struct Q_QML_PRIVATE_EXPORT Managed : Value
{