https://github.com/harfbuzz/harfbuzz/issues/1546

Try at fixing https://github.com/harfbuzz/harfbuzz/issues/1546

clang -Weverything still left to be ported to pragmas

hb-machinery.hh:111:37: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]

Also ignore -Wtype-limits.

Third try to fix access. Followup 6879efc2

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12532
Fixes https://bugs.chromium.org/p/chromium/issues/detail?id=922303

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12532
Fixes https://bugs.chromium.org/p/chromium/issues/detail?id=922303

Better fix for 480406cd
This way we behave the same on 32bit and 64bit archs.

Rewrote struct FDSelect3_4.ranges as ArrayOf
Updated FDSelect3_4::sanitize () to call ranges.sanitize ()
nRanges now a function to return a reference to ranges.len

Fixes https://github.com/harfbuzz/harfbuzz/issues/1308

Fixes https://bugs.chromium.org/p/chromium/issues/detail?id=917031

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12312

Fixes https://bugs.chromium.org/p/chromium/issues/detail?id=918340

There are things can be improved on clang-format side I guess before
the full assertion, but is the best we can get for now I guess.

Fixes https://github.com/harfbuzz/harfbuzz/issues/1536