Ticket #13820: 13820-test.patch

src/tests/system/libroot/posix/Jamfile

@@ -10 +10 @@
 SimpleTest abort_test : abort_test.cpp ;
 SimpleTest SyslogTest : SyslogTest.cpp ;
 SimpleTest brk_test : brk_test.c ;
+SimpleTest calloc_test : calloc_test.c ;
 SimpleTest clearenv : clearenv.cpp ;
 SimpleTest dirent_test : dirent_test.cpp ;
 SimpleTest flock_test : flock_test.cpp ;

new file src/tests/system/libroot/posix/calloc_test.c

@@ +1 @@
+/*
+ * Copyright 2017, ohnx, me@masonx.ca.
+ * Distributed under the terms of the CC0 License.
+ */
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int
+main()
+{
+    void *ptr;
+
+    printf("Testing calloc(SIZE_MAX, SIZE_MAX)... ");
+    if (calloc(SIZE_MAX, SIZE_MAX) != NULL) {
+        printf("fail!\n");
+        return -1;
+    }
+    printf("pass!\n");
+
+    printf("Testing calloc(0, 0)... ");
+    ptr = calloc(0, 0);
+    /* free the value, since calloc() should return a free() able pointer */
+    free(ptr);
+    /* if the test reaches this point, then calloc() works exactly as expected */
+    printf("pass!\n");
+
+    printf("Testing calloc(-1, -1)... ");
+    if (calloc(-1, -1) != NULL) {
+        printf("fail!\n");
+        return -1;
+    }
+    printf("pass!\n");
+
+    return 0;
+}