vendor/clang/clang-release_360-r226102

1 files changed, 39 insertions, 0 deletions

diff --git a/test/Analysis/bstring.c b/test/Analysis/bstring.c
index 69d281afee4a1..824aa7c063b78 100644
--- a/test/Analysis/bstring.c
+++ b/test/Analysis/bstring.c
@@ -257,6 +257,45 @@ void mempcpy13() {
   mempcpy(a, 0, 0); // no-warning
 }
 
+void mempcpy14() {
+  int src[] = {1, 2, 3, 4};
+  int dst[5] = {0};
+  int *p;
+
+  p = mempcpy(dst, src, 4 * sizeof(int));
+
+  clang_analyzer_eval(p == &dst[4]); // expected-warning{{TRUE}}
+}
+
+struct st {
+  int i;
+  int j;
+};
+
+void mempcpy15() {
+  struct st s1 = {0};
+  struct st s2;
+  struct st *p1;
+  struct st *p2;
+
+  p1 = (&s2) + 1;
+  p2 = mempcpy(&s2, &s1, sizeof(struct st));
+
+  clang_analyzer_eval(p1 == p2); // expected-warning{{TRUE}}
+}
+
+void mempcpy16() {
+  struct st s1[10] = {{0}};
+  struct st s2[10];
+  struct st *p1;
+  struct st *p2;
+
+  p1 = (&s2[0]) + 5;
+  p2 = mempcpy(&s2[0], &s1[0], 5 * sizeof(struct st));
+
+  clang_analyzer_eval(p1 == p2); // expected-warning{{TRUE}}
+}
+
 void mempcpy_unknown_size_warn (size_t n) {
   char a[4];
   void *result = mempcpy(a, 0, n); // expected-warning{{Null pointer argument in call to memory copy function}}