Comp imu msg [draft 3] #1566

Job	Run time
Bazel	7m 5s
Test Big Endian	9m 30s
macOS	15m 47s
Ubuntu 18.04 (Build: Debug, Compilers: gcc-6/g++-6, Shared Library: true)	10m 10s
Ubuntu 18.04 (Build: Debug, Compilers: clang-6.0/clang++-6.0, Shared Library: true)	9m 35s
Ubuntu 18.04 (Build: Debug, Compilers: clang-6.0/clang++-6.0, Shared Library: false)	9m 12s
Ubuntu 18.04 (Build: Release, Compilers: gcc-6/g++-6, Shared Library: true)	14m 48s
Ubuntu 18.04 (Build: Release, Compilers: gcc-6/g++-6, Shared Library: false)	15m 14s
Ubuntu 18.04 (Build: Release, Compilers: clang-6.0/clang++-6.0, Shared Library: true)	14m 34s
Ubuntu 18.04 (Build: Release, Compilers: clang-6.0/clang++-6.0, Shared Library: false)	14m 50s
ASAN	6m 23s
UBSAN	8m 3s
Windows 2019 (Generator: MinGW Makefiles, Shared Library: true)	19m 41s
Windows 2019 (Generator: MinGW Makefiles, Shared Library: false)	20m 21s
Windows 2019 (Generator: Visual Studio 16 2019, Shared Library: true)	9m 57s
Windows 2019 (Generator: Visual Studio 16 2019, Shared Library: false)	9m 47s
	3h 14m 57s

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