test: Fix for strict aliasing issue in 'get_random_seed'

Gets rid of gcc warning when compiled with -fstrict-aliasing option in CFLAGS

diff --git a/test/utils.c b/test/utils.c
index 0abc32c..563b33d 100644 (file)
--- a/test/utils.c
+++ b/test/utils.c
@@ -686,9 +686,9 @@ gettime (void)
 uint32_t
 get_random_seed (void)
 {
-    double d = gettime();
-
-    lcg_srand (*(uint32_t *)&d);
+    union { double d; uint32_t u32; } t;
+    t.d = gettime();
+    lcg_srand (t.u32);
 
     return lcg_rand_u32 ();
 }