QTranslator: avoid unhandled exception

Add std::nothrow param to avoid exception and
to check pointer against nullptr.

Change-Id: I505abb1ca15b8c10a80b0cd3784a6b0c4c6bcc1c
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

1 files changed, 2 insertions, 1 deletions

diff --git a/src/corelib/kernel/qtranslator.cpp b/src/corelib/kernel/qtranslator.cpp
index 744bbfbff5..929554f6bc 100644
--- a/src/corelib/kernel/qtranslator.cpp
+++ b/src/corelib/kernel/qtranslator.cpp
@@ -72,6 +72,7 @@
 #endif
 
 #include <stdlib.h>
+#include <new>
 
 #include "qobject_p.h"
 
@@ -592,7 +593,7 @@ bool QTranslatorPrivate::do_load(const QString &realname, const QString &directo
 #endif // QT_USE_MMAP
 
         if (!ok) {
-            d->unmapPointer = new char[d->unmapLength];
+            d->unmapPointer = new (std::nothrow) char[d->unmapLength];
             if (d->unmapPointer) {
                 file.seek(0);
                 qint64 readResult = file.read(d->unmapPointer, d->unmapLength);