Speed up parsing #1941

Job	Run time
Build ARM binary (self-hosted, Linux, ARM64, maerwald, armv7-linux-ghcup, 9.2.8, ARM, Debian)	35m 20s
Build ARM binary (self-hosted, Linux, ARM64, maerwald, aarch64-linux-ghcup, 9.8.4, ARM64, Alpine)	14m 42s
Build binary (FreeBSD)	6m 8s
Build linux binary (ubuntu-latest, i386-linux-ghcup, 8.10.7, 32)	19m 20s
Build linux binary (ubuntu-latest, x86_64-linux-ghcup, 9.8.4, 64)	15m 3s
Build binary (Mac/Win) (self-hosted, macOS, ARM64, aarch64-apple-darwin-ghcup, 9.6.6, ARM64)	12m 38s
Build binary (Mac/Win) (macOS-13, x86_64-apple-darwin-ghcup, 9.6.6, 64)	33m 18s
Build binary (Mac/Win) (windows-latest, x86_64-mingw64-ghcup, 9.6.6, 64)	18m 35s
Test FreeBSD	1m 35s
hls	27m 41s
Test linux (ubuntu-latest, i386-linux-ghcup, 8.10.7, 32, Alpine)	2m 19s
Test linux (ubuntu-latest, x86_64-linux-ghcup, 9.6.6, 64, Alpine)	2m 19s
Test linux (ubuntu-latest, x86_64-linux-ghcup, 9.6.6, 64, Ubuntu)	5m 33s
Test Mac/Win (self-hosted, macOS, ARM64, aarch64-apple-darwin-ghcup, 9.6.6, ARM64, na)	5m 25s
Test Mac/Win (macOS-13, x86_64-apple-darwin-ghcup, 9.6.6, 64, na)	17m 26s
Test Mac/Win (windows-latest, x86_64-mingw64-ghcup, 9.6.6, 64, na)	16m 16s
Test ARM (self-hosted, Linux, ARM64, maerwald, armv7-linux-ghcup, 9.2.8, ARM, Debian)	1m 19s
Test ARM (self-hosted, Linux, ARM64, maerwald, aarch64-linux-ghcup, 9.8.4, ARM64, Alpine)	3s
release	0s
	3h 55m 0s

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