I tried compiling and running the FFmpeg FATE test suite. On the positive side, no ffmpeg.exe hangs. On the negative side, lots of bus errors, and other weird errors such as meta data not being written, examples,
GEN K:/fate.ffmpeg/src/tests/ref/fate/bmp-1bit
TEST bmp-4bit
K:/fate.ffmpeg/src/tests/fate-run.sh fate-bmp-4bit "/fate.ffmpeg/fate-suite" "" "K:/fate.ffmpeg/build" 'framecrc -i /fate.ffmpeg/fate-suite/bmp/test4.bmp -pix_fmt rgb24' '' '' '' '1' '' '' '' '' '' '' '1' '' '' ''
K:/fate.ffmpeg/build/ffmpeg.exe -nostdin -nostats -cpuflags all -hwaccel none -threads 1 -thread_type frame+slice -i /fate.ffmpeg/fate-suite/bmp/test4.bmp -pix_fmt rgb24 -bitexact -f framecrc -
--- K:/fate.ffmpeg/src/tests/ref/fate/bmp-4bit 2019-03-07 12:44:00.000000000 -0800
+++ tests/data/fate/bmp-4bit 2019-05-05 11:18:04.000000000 -0700
@@ -1,6 +0,0 @@
-#tb 0: 1/25
-#media_type 0: video
-#codec_id 0: rawvideo
-#dimensions 0: 127x64
-#sar 0: 0/1
-0, 0, 0, 1, 24384, 0x322d81f4
...
K:/fate.ffmpeg/build/ffmpeg.exe \
-f lavfi -i "aevalsrc=cos(2*PI*t)*sin(2*PI*(440+4*t)*t):d=20" -f segment -segment_time 10 -map 0 -flags +bitexact -codec:a mp2fixed \
-segment_list K:/fate.ffmpeg/build/tests/data/hls-list.m3u8 -y K:/fate.ffmpeg/build/tests/data/hls-out-%03d.ts 2>/dev/null
make: *** [tests/data/hls-list.m3u8] Bus error