Fix warnings about unused Qt containers

Fixes -Wclazy-unused-non-trivial warnings, in preparation for using
gcc/clang's warn_unused attribute in all containers.

Maintainers please check if some unused variable isn't hidding an
actual bug.

Change-Id: I83c5a11aa2328db3dce4c6c402295d86ef297c83
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

1 files changed, 1 insertions, 2 deletions

diff --git a/tools/qmlplugindump/main.cpp b/tools/qmlplugindump/main.cpp
index 7ab42e9a26..565152d5d2 100644
--- a/tools/qmlplugindump/main.cpp
+++ b/tools/qmlplugindump/main.cpp
@@ -1138,8 +1138,7 @@ int main(int argc, char *argv[])
             QRegularExpressionMatchIterator i = re.globalMatch(merge[1]);
             while (i.hasNext()) {
                 QRegularExpressionMatch m = i.next();
-                QString d = m.captured(1);
-                mergeDependencies  << m.captured(1);
+                mergeDependencies << m.captured(1);
             }
             mergeComponents = merge [2];
         }