Add valgrind suppressions for ARMv7

tests/CMakeLists.txt

@@ -58,7 +58,7 @@ if(ENABLE_CJSON_TEST)
             message(WARNING "Valgrind couldn't be found.")
             unset(MEMORYCHECK_COMMAND)
         else()
-            set(MEMORYCHECK_COMMAND_OPTIONS --trace-children=yes --leak-check=full --error-exitcode=1)
+            set(MEMORYCHECK_COMMAND_OPTIONS --trace-children=yes --leak-check=full --error-exitcode=1 --suppressions=${CMAKE_CURRENT_SOURCE_DIR}/../valgrind.supp)
         endif()
     endif()
 

valgrind.supp

@@ -0,0 +1,6 @@
+{
+	suppress_ld_on_armv7
+	Memcheck:Cond
+	...
+	obj:*/ld-*.so
+}