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- From f33b17585058381491e6fda08f491b8e48c7980c Mon Sep 17 00:00:00 2001
- From: Rich Felker <[email protected]>
- Date: Thu, 20 Oct 2016 13:22:20 -0400
- Subject: fix gratuitous undefined behavior in strptime
- accessing an object of type const char *restrict as if it had type
- char * is not defined.
- ---
- src/time/strptime.c | 9 +++++++--
- 1 file changed, 7 insertions(+), 2 deletions(-)
- diff --git a/src/time/strptime.c b/src/time/strptime.c
- index f41f55f..55c7ed1 100644
- --- a/src/time/strptime.c
- +++ b/src/time/strptime.c
- @@ -22,8 +22,13 @@ char *strptime(const char *restrict s, const char *restrict f, struct tm *restri
- }
- f++;
- if (*f == '+') f++;
- - if (isdigit(*f)) w=strtoul(f, (void *)&f, 10);
- - else w=-1;
- + if (isdigit(*f)) {
- + char *new_f;
- + w=strtoul(f, &new_f, 10);
- + f = new_f;
- + } else {
- + w=-1;
- + }
- adj=0;
- switch (*f++) {
- case 'a': case 'A':
- --
- cgit v0.11.2
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