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authorMichael Niedermayer <michaelni@gmx.at>2013-06-07 02:25:34 +0200
committerMichael Niedermayer <michaelni@gmx.at>2013-06-15 11:22:22 +0200
commit1ba196a10d1d0bddc2fd7774dd7b95716bbdb7bf (patch)
treeaf403be66c60dfeadcb5ce4114c273f2efcf14e0 /libavutil/utils.c
parentc4f932f4d7450fb68bbc104b07d90896b37e9e92 (diff)
downloadffmpeg-1ba196a10d1d0bddc2fd7774dd7b95716bbdb7bf.tar.gz
avutil/utils: check and warn about llrint() brokenness
Such broken llrint() exist for example on netbsd Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavutil/utils.c')
-rw-r--r--libavutil/utils.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavutil/utils.c b/libavutil/utils.c
index c157aa8e34..2159d1c6f5 100644
--- a/libavutil/utils.c
+++ b/libavutil/utils.c
@@ -45,6 +45,10 @@ unsigned avutil_version(void)
abort();
}
+ if (llrint(1LL<<60) != 1LL<<60) {
+ av_log(NULL, AV_LOG_ERROR, "Libavutil has been linked to a broken llrint()\n");
+ }
+
ff_check_pixfmt_descriptors();
checks_done = 1;
return LIBAVUTIL_VERSION_INT;