[gnome-builder] gstyle: fix strings leak in a test

[Sébastien Lafargue <slafargue src gnome org>]

commit 64e09552de8b43e28083c1c3bbcc8a3e33f1c42b
Author: Sebastien Lafargue <slafargue gnome org>
Date:   Mon Nov 12 21:20:32 2018 +0100

    gstyle: fix strings leak in a test

 src/gstyle/tests/test-gstyle-color.c | 26 ++++++++++++++++++++------
 1 file changed, 20 insertions(+), 6 deletions(-)
---
diff --git a/src/gstyle/tests/test-gstyle-color.c b/src/gstyle/tests/test-gstyle-color.c
index 6542fe201..a7078c9da 100644
--- a/src/gstyle/tests/test-gstyle-color.c
+++ b/src/gstyle/tests/test-gstyle-color.c
@@ -199,12 +199,26 @@ delta_rgb (void)
 
   printf ("time micro sec: %f (per sample:%f) sec: %f\n\n", time, time / RGB_SAMPLES, time / 1.0e6);
 
-  printf ("max red src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n",
-          gdk_rgba_to_string (&max_src_r_rgba), gdk_rgba_to_string (&max_dst_r_rgba), max_r_xyz.x, 
max_r_xyz.y, max_r_xyz.z);
-  printf ("max green src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n",
-          gdk_rgba_to_string (&max_src_g_rgba), gdk_rgba_to_string (&max_dst_r_rgba), max_g_xyz.x, 
max_g_xyz.y, max_g_xyz.z);
-  printf ("max blue src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n",
-          gdk_rgba_to_string (&max_src_b_rgba), gdk_rgba_to_string (&max_dst_r_rgba), max_b_xyz.x, 
max_b_xyz.y, max_b_xyz.z);
+  {
+    g_autofree gchar *src_str = gdk_rgba_to_string (&max_src_r_rgba);
+    g_autofree gchar *dst_str = gdk_rgba_to_string (&max_dst_r_rgba);
+
+    printf ("max red src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n", src_str, dst_str, max_r_xyz.x, 
max_r_xyz.y, max_r_xyz.z);
+  }
+
+  {
+    g_autofree gchar *src_str = gdk_rgba_to_string (&max_src_g_rgba);
+    g_autofree gchar *dst_str = gdk_rgba_to_string (&max_dst_g_rgba);
+
+    printf ("max green src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n", src_str, dst_str, max_g_xyz.x, 
max_g_xyz.y, max_g_xyz.z);
+  }
+
+  {
+    g_autofree gchar *src_str = gdk_rgba_to_string (&max_src_b_rgba);
+    g_autofree gchar *dst_str = gdk_rgba_to_string (&max_dst_b_rgba);
+
+    printf ("max blue src rgba:%s dst rgba:%s xyz:(%f, %f, %f)\n", src_str, dst_str, max_b_xyz.x, 
max_b_xyz.y, max_b_xyz.z);
+  }
 }
 
 static void