diff options
-rw-r--r-- | arch/x86/machine/string.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/machine/string.c b/arch/x86/machine/string.c index e4f7f0c..c44b62d 100644 --- a/arch/x86/machine/string.c +++ b/arch/x86/machine/string.c @@ -13,6 +13,11 @@ * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * + * Despite comparison and scan instructions not having side-effects, the + * memory clobber is used because the compiler cannot infer dependencies + * on the memory referenced by the pointers. */ #include <stddef.h> |