Workaround GHS compiler bug

This temporary workaround allows to compile with GHS toolchain and
should be removed when GHS provides patch to fix the compiler issue.

Change-Id: I0d0eac8054e6ba2f448fed3d3c80a518e0d2af97
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 12 insertions, 0 deletions

diff --git a/src/widgets/widgets/qlineedit_p.cpp b/src/widgets/widgets/qlineedit_p.cpp
index 1d81d1fcb5..68be82c71d 100644
--- a/src/widgets/widgets/qlineedit_p.cpp
+++ b/src/widgets/widgets/qlineedit_p.cpp
@@ -534,7 +534,19 @@ QWidget *QLineEditPrivate::addAction(QAction *newAction, QAction *before, QLineE
 #endif
     }
     // If there is a 'before' action, it takes preference
+
+    // There's a bug in GHS compiler that causes internal error on the following code.
+    // The affected GHS compiler versions are 2016.5.4 and 2017.1
+    // This temporary workaround allows to compile with GHS toolchain and should be
+    // removed when GHS provides a patch to fix the compiler issue.
+
+#if defined(Q_CC_GHS)
+    const SideWidgetLocation loc = {position, -1};
+    const auto location = before ? findSideWidget(before) : loc;
+#else
     const auto location = before ? findSideWidget(before) : SideWidgetLocation{position, -1};
+#endif
+
     SideWidgetEntryList &list = location.position == QLineEdit::TrailingPosition ? trailingSideWidgets : leadingSideWidgets;
     list.insert(location.isValid() ? list.begin() + location.index : list.end(),
                 SideWidgetEntry(w, newAction, flags));