Make use of __diagnose_as_builtin

1 files changed, 5 insertions, 0 deletions

diff --git a/include/stdlib.h b/include/stdlib.h
index 3f3c3ba..4efdb82 100644
--- a/include/stdlib.h
+++ b/include/stdlib.h
@@ -42,18 +42,21 @@ extern "C" {
 
 __malloc(malloc (free, 1))
 __alloc_size(1)
+__diagnose_as_builtin(__builtin_malloc, 1)
 _FORTIFY_FN(malloc) void *malloc(size_t __s)
 {
         return __orig_malloc(__s);
 }
 
 __alloc_size(2)
+__diagnose_as_builtin(__builtin_realloc, 1, 2)
 _FORTIFY_FN(realloc) void *realloc(void *__p, size_t __s)
 {
         return __orig_realloc(__p, __s);
 }
 
 __alloc_size(1, 2)
+__diagnose_as_builtin(__builtin_calloc, 1, 2)
 _FORTIFY_FN(calloc) void *calloc(size_t __n, size_t __s)
 {
         return __orig_calloc(__n, __s);
@@ -62,6 +65,7 @@ _FORTIFY_FN(calloc) void *calloc(size_t __n, size_t __s)
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 #undef reallocarray
 __alloc_size (2, 3)
+__diagnose_as_builtin(__builtin_reallocarray, 1, 2, 3)
 _FORTIFY_FN(reallocarray) void* reallocarray(void* __p, size_t __n, size_t __s)
 {
         return __orig_reallocarray(__p, __n, __s);
@@ -71,6 +75,7 @@ _FORTIFY_FN(reallocarray) void* reallocarray(void* __p, size_t __n, size_t __s)
 /* FIXME clang */
 #if (defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)) && !defined(__clang__)
 #undef realpath
+__diagnose_as_builtin(__builtin_realpath, 1, 2)
 _FORTIFY_FN(realpath) char *realpath(const char *__p, char *__r)
 {
 #ifndef PATH_MAX