From bfbaa577f6fc46ebb965724e0f261e79e26ec9fb Mon Sep 17 00:00:00 2001
From: jvoisin
Date: Sun, 20 Aug 2023 20:50:31 +0200
Subject: Make use of __diagnose_as_builtin

---
 include/string.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'include/string.h')

diff --git a/include/string.h b/include/string.h
index 4a3426a..2c11e5e 100644
--- a/include/string.h
+++ b/include/string.h
@@ -40,6 +40,7 @@ extern "C" {
 
 __access(write_only, 1, 3)
 __access(read_only, 2, 3)
+__diagnose_as_builtin(__builtin_memcpy, 1, 2, 3)
 _FORTIFY_FN(memcpy) void *memcpy(void * _FORTIFY_POS0 __od,
                                  const void * _FORTIFY_POS0 __os, size_t __n)
 {
@@ -60,6 +61,7 @@ _FORTIFY_FN(memcpy) void *memcpy(void * _FORTIFY_POS0 __od,
 
 __access(write_only, 1, 3)
 __access(read_only, 2, 3)
+__diagnose_as_builtin(__builtin_memmove, 1, 2, 3)
 _FORTIFY_FN(memmove) void *memmove(void * _FORTIFY_POS0 __d,
                                    const void * _FORTIFY_POS0 __s, size_t __n)
 {
@@ -72,6 +74,7 @@ _FORTIFY_FN(memmove) void *memmove(void * _FORTIFY_POS0 __d,
 }
 
 __access(write_only, 1, 3)
+__diagnose_as_builtin(__builtin_memset, 1, 2, 3)
 _FORTIFY_FN(memset) void *memset(void * _FORTIFY_POS0 __d, int __c, size_t __n)
 {
 	size_t __b = __bos(__d, 0);
@@ -82,6 +85,7 @@ _FORTIFY_FN(memset) void *memset(void * _FORTIFY_POS0 __d, int __c, size_t __n)
 }
 
 __access(read_only, 1, 3)
+__diagnose_as_builtin(__builtin_memchr, 1, 2, 3)
 _FORTIFY_FN(memchr) void *memchr(const void * _FORTIFY_POS0 __d, int __c, size_t __n)
 {
 	size_t __b = __bos(__d, 0);
@@ -92,6 +96,7 @@ _FORTIFY_FN(memchr) void *memchr(const void * _FORTIFY_POS0 __d, int __c, size_t
 }
 
 __access(read_only, 1, 2)
+__diagnose_as_builtin(__builtin_strchr, 1, 2, 3)
 _FORTIFY_FN(strchr) char *strchr(const char * _FORTIFY_POS0 __s, int __c)
 {
 	size_t __b = __bos(__s, 0);
@@ -103,6 +108,7 @@ _FORTIFY_FN(strchr) char *strchr(const char * _FORTIFY_POS0 __s, int __c)
 }
 
 __access(read_only, 1, 2)
+__diagnose_as_builtin(__builtin_strrchr, 1, 2, 3)
 _FORTIFY_FN(strrchr) char *strrchr(const char * _FORTIFY_POS0 __s, int __c)
 {
 	size_t __b = __bos(__s, 0);
@@ -119,6 +125,7 @@ _FORTIFY_FN(strrchr) char *strrchr(const char * _FORTIFY_POS0 __s, int __c)
 #undef stpcpy
 __access(write_only, 1)
 __access(read_only, 2)
+__diagnose_as_builtin(__builtin_stpcpy, 1, 2)
 _FORTIFY_FN(stpcpy) char *stpcpy(char * _FORTIFY_POS0 __d, const char *__s)
 {
 	size_t __n = strlen(__s) + 1;
@@ -138,6 +145,7 @@ _FORTIFY_FN(stpcpy) char *stpcpy(char * _FORTIFY_POS0 __d, const char *__s)
 #undef stpncpy
 __access(write_only, 1)
 __access(read_only, 2, 3)
+__diagnose_as_builtin(__builtin_stpncpy, 1, 2, 3)
 _FORTIFY_FN(stpncpy) char *stpncpy(char * _FORTIFY_POS0 __d, const char *__s,
                                    size_t __n)
 {
@@ -156,6 +164,7 @@ _FORTIFY_FN(stpncpy) char *stpncpy(char * _FORTIFY_POS0 __d, const char *__s,
 
 __access (read_write, 1)
 __access (read_only, 2)
+__diagnose_as_builtin(__builtin_strcat, 1, 2)
 _FORTIFY_FN(strcat) char *strcat(char * _FORTIFY_POS0 __d, const char *__s)
 {
 	size_t __b = __bos(__d, 0);
@@ -167,6 +176,7 @@ _FORTIFY_FN(strcat) char *strcat(char * _FORTIFY_POS0 __d, const char *__s)
 
 __access (write_only, 1)
 __access (read_only, 2)
+__diagnose_as_builtin(__builtin_strcpy, 1, 2)
 _FORTIFY_FN(strcpy) char *strcpy(char * _FORTIFY_POS0 __d, const char *__s)
 {
 	size_t __n = strlen(__s) + 1;
@@ -185,6 +195,7 @@ _FORTIFY_FN(strcpy) char *strcpy(char * _FORTIFY_POS0 __d, const char *__s)
 
 __access (read_write, 1)
 __access (read_only, 2, 3)
+__diagnose_as_builtin(__builtin_strncat, 1, 2, 3)
 _FORTIFY_FN(strncat) char *strncat(char * _FORTIFY_POS0 __d, const char *__s,
                                    size_t __n)
 {
@@ -203,6 +214,7 @@ _FORTIFY_FN(strncat) char *strncat(char * _FORTIFY_POS0 __d, const char *__s,
 
 __access (write_only, 1)
 __access (read_only, 2, 3)
+__diagnose_as_builtin(__builtin_strncpy, 1, 2, 3)
 _FORTIFY_FN(strncpy) char *strncpy(char * _FORTIFY_POS0 __d,
                                    const char *__s, size_t __n)
 {
@@ -222,6 +234,7 @@ _FORTIFY_FN(strncpy) char *strncpy(char * _FORTIFY_POS0 __d,
 #undef mempcpy
 __access(write_only, 1)
 __access(read_only, 2, 3)
+__diagnose_as_builtin(__builtin_mempcpy, 1, 2, 3)
 _FORTIFY_FN(mempcpy) void *mempcpy(void * _FORTIFY_POS0 __d,
                                    const void * _FORTIFY_POS0 __s, size_t __n)
 {
@@ -239,6 +252,7 @@ _FORTIFY_FN(mempcpy) void *mempcpy(void * _FORTIFY_POS0 __d,
 #undef strlcpy
 __access (read_write, 1)
 __access (read_only, 2, 3)
+__diagnose_as_builtin(__builtin_strlcat, 1, 2, 3)
 _FORTIFY_FN(strlcat) size_t strlcat(char * _FORTIFY_POS0 __d,
                                     const char *__s, size_t __n)
 {
@@ -251,6 +265,7 @@ _FORTIFY_FN(strlcat) size_t strlcat(char * _FORTIFY_POS0 __d,
 
 __access (write_only, 1)
 __access (read_only, 2, 3)
+__diagnose_as_builtin(__builtin_strlcpy, 1, 2, 3)
 _FORTIFY_FN(strlcpy) size_t strlcpy(char * _FORTIFY_POS0 __d,
                                     const char *__s, size_t __n)
 {
-- 
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