sim: common: add missing stdlib.h for abort()

sim/common/ChangeLog

@@ -1,3 +1,8 @@
+2021-01-09  Mike Frysinger  <vapier@gentoo.org>
+
+	* cgen-par.c: Include stdlib.h.
+	* cgen-trace.c, hw-events.c, sim-abort.c: Likewise.
+
 2021-01-08  Mike Frysinger  <vapier@gentoo.org>
 
 	* Make-common.in (C_DIALECT): Define.

sim/common/cgen-par.c

@@ -18,6 +18,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "sim-main.h"
+#include <stdlib.h>
 #include "cgen-mem.h"
 #include "cgen-par.h"
 

sim/common/cgen-trace.c

@@ -19,6 +19,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "config.h"
 #include <errno.h>
+#include <stdlib.h>
 #include "dis-asm.h"
 #include "bfd.h"
 #include "sim-main.h"

sim/common/hw-events.c

@@ -187,6 +187,7 @@ hw_event_remain_time (struct hw *me, struct hw_event *event)
 #include "sim-main.h"
 #include <string.h>
 #include <stdio.h>
+#include <stdlib.h>
 
 static void
 test_handler (struct hw *me,

sim/common/sim-abort.c

@@ -18,6 +18,7 @@ You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include <stdio.h>
+#include <stdlib.h>
 
 #include "sim-main.h"
 #include "sim-assert.h"