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| author | Paul Eggert <eggert@cs.ucla.edu> | 2011-05-04 00:19:21 -0700 |
|---|---|---|
| committer | Paul Eggert <eggert@cs.ucla.edu> | 2011-05-04 00:19:21 -0700 |
| commit | c378da0b47eb8c26fc8da4d89e128ee3c73537de (patch) | |
| tree | 69780b09fd68c972f69c1414d48c84cb24a075fa /src/eval.c | |
| parent | 288b08c747644d42c1636c2b469f8c34836ccd35 (diff) | |
| download | emacs-c378da0b47eb8c26fc8da4d89e128ee3c73537de.tar.gz | |
Use C99's va_copy to avoid undefined behavior on x86-64 GNU/Linux.
Diffstat (limited to 'src/eval.c')
| -rw-r--r-- | src/eval.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/eval.c b/src/eval.c index 90ef02ef37b..6b4182cb319 100644 --- a/src/eval.c +++ b/src/eval.c @@ -2002,7 +2002,10 @@ verror (const char *m, va_list ap) while (1) { - used = doprnt (buffer, size, m, m + mlen, ap); + va_list ap_copy; + va_copy (ap_copy, ap); + used = doprnt (buffer, size, m, m + mlen, ap_copy); + va_end (ap_copy); /* Note: the -1 below is because `doprnt' returns the number of bytes excluding the terminating null byte, and it always terminates with a |