commit b2c9eff43c49d528c7ad3d0d91d03ccf0ae5ae0f Author: Joseph Myers Date: Fri Feb 8 01:10:40 2013 +0000 Remove CHECK_BOUNDS_LOW and CHECK_BOUNDS_HIGH for C code. diff --git a/string/strcpy.c b/string/strcpy.c index acc580ba3edb3073..812de20a3732cce5 100644 --- a/string/strcpy.c +++ b/string/strcpy.c @@ -18,7 +18,6 @@ #include #include #include -#include #undef strcpy @@ -29,8 +28,8 @@ strcpy (dest, src) const char *src; { char c; - char *__unbounded s = (char *__unbounded) CHECK_BOUNDS_LOW (src); - const ptrdiff_t off = CHECK_BOUNDS_LOW (dest) - s - 1; + char *__unbounded s = (char *__unbounded) src; + const ptrdiff_t off = dest - s - 1; size_t n; do @@ -41,8 +40,6 @@ strcpy (dest, src) while (c != '\0'); n = s - src; - (void) CHECK_BOUNDS_HIGH (src + n); - (void) CHECK_BOUNDS_HIGH (dest + n); return dest; } diff --git a/sysdeps/generic/bp-checks.h b/sysdeps/generic/bp-checks.h index bf10617a3f6b8474..980f3b68a84df8cf 100644 --- a/sysdeps/generic/bp-checks.h +++ b/sysdeps/generic/bp-checks.h @@ -24,16 +24,6 @@ # define BOUNDS_VIOLATED (__builtin_trap (), 0) -/* Verify that pointer's value >= low. Return pointer value. */ -# define CHECK_BOUNDS_LOW(ARG) \ - (((__ptrvalue (ARG) < __ptrlow (ARG)) && BOUNDS_VIOLATED), \ - __ptrvalue (ARG)) - -/* Verify that pointer's value < high. Return pointer value. */ -# define CHECK_BOUNDS_HIGH(ARG) \ - (((__ptrvalue (ARG) > __ptrhigh (ARG)) && BOUNDS_VIOLATED), \ - __ptrvalue (ARG)) - # define _CHECK_N(ARG, N, COND) \ (((COND) \ && (__ptrvalue (ARG) < __ptrlow (ARG) \ @@ -56,8 +46,6 @@ /* Do nothing if not compiling with -fbounded-pointers. */ # define BOUNDS_VIOLATED -# define CHECK_BOUNDS_LOW(ARG) (ARG) -# define CHECK_BOUNDS_HIGH(ARG) (ARG) # define CHECK_1(ARG) (ARG) # define CHECK_1_NULL_OK(ARG) (ARG) # define CHECK_N(ARG, N) (ARG)