Fix S2 comparison map embed #2168

Job	Run time
Coverage	4m 42s
gcc Debug ubuntu-latest	3m 40s
Valgrind	39m 10s
gcc Release ubuntu-latest	2m 40s
gcc Release ubuntu-22.04-arm	2m 37s
CMake correctness checks	9s
gcc Debug ubuntu-22.04-arm	3m 55s
clang Debug ubuntu-22.04-arm -fsanitize=address -fno-sanitize-recover=address	21m 28s
clang Release ubuntu-latest	2m 47s
clang Debug ubuntu-latest -fsanitize=address -fno-sanitize-recover=address	8m 15s
clang Release ubuntu-latest -fsanitize=address -fno-sanitize-recover=address	3m 10s
clang Debug ubuntu-latest	3m 37s
clang Release ubuntu-22.04-arm -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	3m 14s
clang Debug ubuntu-22.04-arm -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	9m 10s
clang Release ubuntu-22.04-arm -fsanitize=address -fno-sanitize-recover=address	16m 28s
clang Debug ubuntu-22.04-arm	4m 15s
clang Release ubuntu-latest -fsanitize=memory -fno-sanitize-recover=memory	5m 52s
clang Debug ubuntu-latest -fsanitize=memory -fno-sanitize-recover=memory	38m 15s
clang Debug ubuntu-latest -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	7m 46s
clang Release ubuntu-22.04-arm	2m 39s
clang Release ubuntu-latest -fsanitize=undefined,float-divide-by-zero -fno-sanitize-recover=undefined,float-divide-by-zero	3m 26s
	3h 7m 15s

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