indxf: -Warray-bounds with flex. EED struct #4582

Job	Run time
linux-cmake	6m 14s
linux (CFLAGS="-O1 -fno-omit-frame-pointer -fsanitize=address -fno-var-tracking" --disable-bindin...	2m 57s
macOS	12m 1s
linux (CC="clang")	2m 57s
linux (--enable-release)	2m 39s
mips32-big-endian	14m 28s
ppc64-big-endian	13m 51s
linux (--enable-gcov --disable-bindings --disable-docs CFLAGS="-O0 -g")	2m 57s
linux (--disable-write --disable-docs)	2m 57s
mingw	16m 25s
linux (CFLAGS="-O2 -m32" --disable-bindings --disable-docs)	2m 57s
mingw-cmake	7m 11s
linux (CFLAGS="-O2 -fno-omit-frame-pointer -fsanitize=undefined -fno-var-tracking" --disable-bind...	2m 57s
vs2019	4m 49s
vs2019-ninja	4m 50s
	1h 40m 10s

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