asan/tests/asan_str_test.cpp

189   size_t from_size = Ident(6);  // less than to_size
191   char *from = Ident((char*)malloc(from_size));
195   strcpy(to + to_size - from_size, from);
201   EXPECT_DEATH(Ident(strcpy(to, from + from_size)), RightOOBReadMessage(0));
204   from[from_size - 1] = '!';
212   size_t from_size = Ident(6);  // less than to_size
215   char *from = Ident((char*)malloc(from_size));
221   strncpy(to, from, from_size);
223   strncpy(to, from + from_size - 1, to_size);
226   EXPECT_DEATH(Ident(strncpy(to, from - 1, from_size)),
228   EXPECT_DEATH(Ident(strncpy(to - 1, from, from_size)),
230   EXPECT_DEATH(Ident(strncpy(to, from + from_size, 1)),
235   EXPECT_DEATH(Ident(strncpy(to + to_size - from_size + 1, from, from_size)),
240   from[from_size - 1] = '!';
242   strncpy(to, from, from_size);
419   size_t from_size = Ident(20);
420   char *from = MallocAndMemsetString(from_size);
421   from[from_size - 1] = '\0';
425   strcat(to + from_size, from + from_size - 2);
428   EXPECT_DEATH(strcat(to - 1, from + from_size - 1), LeftOOBAccessMessage(1));
432   EXPECT_DEATH(strcat(to, from + from_size), RightOOBReadMessage(0));
435   from[from_size - 1] = 'z';
437   from[from_size - 1] = '\0';
440   to[to_size - from_size + 1] = '\0';
454   size_t from_size = Ident(20);
455   char *from = MallocAndMemsetString(from_size);
458   strncat(to, from, from_size);
459   from[from_size - 1] = '\0';
460   strncat(to, from, 2 * from_size);
461   strncat(to, from + from_size - 1, 10);
465   EXPECT_DEATH(strncat(to, from + from_size, 2), RightOOBReadMessage(0));
467   memset(from, 'z', from_size);
471   EXPECT_DEATH(strncat(to, from, from_size + 1), RightOOBReadMessage(0));
474   to[to_size - from_size + 1] = '\0';
475   EXPECT_DEATH(strncat(to, from, from_size - 1), RightOOBWriteMessage(0));
477   strncat(to, from, from_size - 2);