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| author | Martin Jambor <mjambor@suse.cz> | 2017-07-31 14:43:24 +0200 |
|---|---|---|
| committer | Martin Jambor <mjambor@suse.cz> | 2017-07-31 14:43:24 +0200 |
| commit | b32f12dece884f1fa0f04c643a77105aff6ce8bc (patch) | |
| tree | cdab5f10806561fc198f907299b0e55eb5701ef0 /libgfortran/io/unix.c | |
| parent | 166bec868d991fdf71f9a66f994e5977fcab4aa2 (diff) | |
| parent | a168a775e93ec31ae743ad282d8e60fa1c116891 (diff) | |
| download | gcc-gcn.tar.gz | |
Merge branch 'master' into gcngcn
Diffstat (limited to 'libgfortran/io/unix.c')
| -rw-r--r-- | libgfortran/io/unix.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libgfortran/io/unix.c b/libgfortran/io/unix.c index c76b427387a..61e9f7997b2 100644 --- a/libgfortran/io/unix.c +++ b/libgfortran/io/unix.c @@ -582,6 +582,9 @@ buf_read (unix_stream *s, void *buf, ssize_t nbyte) static ssize_t buf_write (unix_stream *s, const void *buf, ssize_t nbyte) { + if (nbyte == 0) + return 0; + if (s->ndirty == 0) s->buffer_offset = s->logical_offset; |