[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/test/malloc/malloc-standard-alignment.c b/ap/build/uClibc/test/malloc/malloc-standard-alignment.c
new file mode 100644
index 0000000..71e5023
--- /dev/null
+++ b/ap/build/uClibc/test/malloc/malloc-standard-alignment.c
@@ -0,0 +1,42 @@
+/* exercise a bug found in malloc-standard when alignment
+ * values are out of whack and cause a small overflow into
+ * actual user data.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/types.h>
+
+#define ok(p) ((void*)p > (void*)0x1000)
+#define x \
+ do { \
+ printf("%i: phead = %p, phead->link @ %p = %p %s\n", \
+ __LINE__, phead, \
+ ok(phead) ? &phead->link : 0, \
+ ok(phead) ? phead->link : 0, \
+ ok(phead) ? phead->link == 0 ? "" : "!!!!!!!!!!!" : ""); \
+ if (phead->link != NULL) exit(1); \
+ } while (0);
+
+struct llist_s {
+ void *data;
+ struct llist_s *link;
+} *phead;
+
+int main(int argc, char *argv[])
+{
+ char *line, *reg;
+
+ setbuf(stdout, NULL);
+ setbuf(stderr, NULL);
+
+ phead = malloc(sizeof(*phead));
+ phead->link = NULL;
+
+x line = malloc(80);
+x line = realloc(line, 2);
+x reg = malloc(32);
+x free(line);
+
+x return 0;
+}