Removing strncpy() checking in CString checker for now. Some significant changes need to be made to properly support modeling of it since it potentially leaves strings non-null terminated.

llvm-svn: 130758

1 files changed, 0 insertions, 68 deletions

diff --git a/clang/test/Analysis/string.c b/clang/test/Analysis/string.c
index 40afacc4388..e6baf51c474 100644
--- a/clang/test/Analysis/string.c
+++ b/clang/test/Analysis/string.c
@@ -328,74 +328,6 @@ void strcpy_no_overflow(char *y) {
 }
 
 //===----------------------------------------------------------------------===
-// strncpy()
-//===----------------------------------------------------------------------===
-
-#ifdef VARIANT
-
-#define __strncpy_chk BUILTIN(__strncpy_chk)
-char *__strncpy_chk(char *restrict s1, const char *restrict s2, size_t n, size_t destlen);
-
-#define strncpy(a,b,c) __strncpy_chk(a,b,c, (size_t)-1)
-
-#else /* VARIANT */
-
-#define strncpy BUILTIN(strncpy)
-char *strncpy(char *restrict s1, const char *restrict s2, size_t n);
-
-#endif /* VARIANT */
-
-
-void strncpy_null_dst(char *x) {
-  strncpy(NULL, x, 1); // expected-warning{{Null pointer argument in call to byte string function}}
-}
-
-void strncpy_null_src(char *x) {
-  strncpy(x, NULL, 1); // expected-warning{{Null pointer argument in call to byte string function}}
-}
-
-void strncpy_fn(char *x) {
-  strncpy(x, (char*)&strncpy_fn, 1); // expected-warning{{Argument to byte string function is the address of the function 'strncpy_fn', which is not a null-terminated string}}
-}
-
-void strncpy_effects(char *x, char *y) {
-  char a = x[0];
-
-  if (strncpy(x, y, strlen(y)) != x)
-    (void)*(char*)0; // no-warning
-
-  if (strlen(x) != strlen(y))
-    (void)*(char*)0; // no-warning
-
-  if (a != x[0])
-    (void)*(char*)0; // expected-warning{{null}}
-}
-
-void strncpy_overflow(char *y) {
-  char x[4];
-  if (strlen(y) == 4)
-    strncpy(x, y, strlen(y)); // expected-warning{{Byte string function overflows destination buffer}}
-}
-
-void strncpy_len_overflow(char *y) {
-  char x[4];
-  if (strlen(y) == 3)
-    strncpy(x, y, sizeof(x)); // no-warning
-}
-
-void strncpy_no_overflow(char *y) {
-  char x[4];
-  if (strlen(y) == 3)
-    strncpy(x, y, strlen(y)); // no-warning
-}
-
-void strncpy_no_len_overflow(char *y) {
-  char x[4];
-  if (strlen(y) == 4)
-    strncpy(x, y, sizeof(x)-1); // no-warning
-}
-
-//===----------------------------------------------------------------------===
 // stpcpy()
 //===----------------------------------------------------------------------===