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-rw-r--r--src/inttypes/strtoumax.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/inttypes/strtoumax.c b/src/inttypes/strtoumax.c
index 2889f109..77ae2f10 100644
--- a/src/inttypes/strtoumax.c
+++ b/src/inttypes/strtoumax.c
@@ -2,11 +2,13 @@
#include <ctype.h>
#include <errno.h>
#include <inttypes.h>
+#include <string.h>
#include "_safety.h"
uintmax_t strtoumax(const char *restrict nptr, char ** restrict endptr, int base)
{
SIGNAL_SAFE(0);
+ ASSERT_NOOVERLAP(nptr, strlen(nptr), endptr, sizeof(*endptr));
uintmax_t ret = 0;
uintmax_t max = UINTMAX_MAX;