On 1/16/2025 4:12 PM, Vitaly Buka via ffmpeg-devel wrote:
UBSAN by default is just prints a mesage and moves on. This hides a few UBs in fate-suite.Signed-off-by: Vitaly Buka <vitalyb...@google.com> --- configure | 4 ++-- libavcodec/aacenc_pred.c | 1 + libavcodec/ffv1dec.c | 1 + libavcodec/ffv1enc_template.c | 1 + libavcodec/get_bits.h | 1 + libavcodec/indeo3.c | 2 +- libavcodec/motion_est.c | 1 + libavcodec/mss2dsp.c | 1 + libavcodec/opus/dec.c | 1 + libavcodec/snow.h | 1 + libavcodec/svq1enc.c | 1 + libavfilter/vf_curves.c | 1 + libavfilter/vf_overlay.c | 1 + libavformat/mov.c | 1 + libswscale/input.c | 6 ++++++ libswscale/output.c | 4 ++++ libswscale/swscale_unscaled.c | 3 +++ 17 files changed, 28 insertions(+), 3 deletions(-) diff --git a/configure b/configure index 3a1e72e1c6..f2b4fd2c62 100755 --- a/configure +++ b/configure @@ -4568,7 +4568,7 @@ set >> $logfile test -n "$valgrind" && toolchain="valgrind-memcheck"enabled ossfuzz && ! echo $CFLAGS | grep -q -- "-fsanitize=" && ! echo $CFLAGS | grep -q -- "-fcoverage-mapping" &&{- add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer + add_cflags -fsanitize=address,undefined -fsanitize-coverage=trace-pc-guard,trace-cmp -fno-omit-frame-pointer -fno-sanitize-recover=all
Adding this is probably fine, but all the exceptions below to ignore issues are not ok.
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