Set the .comment section #1502

Job	Run time
build (libgccjit.so, master, --mini-tests)	6m 55s
duplicates	2s
build (libgccjit.so, master, --std-tests)	6m 44s
build (libgccjit.so, master, --test-libcore)	14m 31s
build (libgccjit.so, master, --extended-rand-tests)	10m 46s
build (libgccjit.so, master, --extended-regex-example-tests)	7m 33s
build (libgccjit.so, master, --extended-regex-tests)	12m 36s
build (libgccjit.so, master, --test-successful-rustc --nb-parts 2 --current-part 0)	22m 50s
build (libgccjit.so, master, --test-successful-rustc --nb-parts 2 --current-part 1)	21m 13s
build (libgccjit_without_int128.so, master-without-128bit-integers, --mini-tests)	7m 6s
build (libgccjit_without_int128.so, master-without-128bit-integers, --std-tests)	6m 54s
build (libgccjit_without_int128.so, master-without-128bit-integers, --test-libcore)	13m 57s
build (libgccjit_without_int128.so, master-without-128bit-integers, --extended-rand-tests)	8m 2s
build (libgccjit_without_int128.so, master-without-128bit-integers, --extended-regex-example-tests)	7m 30s
build (libgccjit_without_int128.so, master-without-128bit-integers, --extended-regex-tests)	12m 19s
build (libgccjit_without_int128.so, master-without-128bit-integers, --test-successful-rustc --nb-...	22m 26s
build (libgccjit_without_int128.so, master-without-128bit-integers, --test-successful-rustc --nb-...	13m 10s
	3h 14m 34s

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