A test with multiple paragraphs and with no-break attributes, which might trigger a crash.
If it doesn't the fix has worked.

--- parameters

wrapped: 1
ellipsized: 0
lines: 7
width: 194560

--- attributes

range 0 21
range 21 31
[21,31]font-features=tnum=1
range 31 2147483647

--- lines

i=1, index=0, paragraph-start=1, dir=ltr 'A test with multiple '
i=2, index=21, paragraph-start=0, dir=ltr 'paragraphs and with no-'
i=3, index=44, paragraph-start=0, dir=ltr 'break attributes, which '
i=4, index=68, paragraph-start=0, dir=ltr 'might trigger a crash.
'
i=5, index=91, paragraph-start=1, dir=ltr 'If it doesn't the fix has '
i=6, index=117, paragraph-start=0, dir=ltr 'worked.
'
i=7, index=125, paragraph-start=1, dir=ltr ''

--- runs

i=1, index=0, chars=21, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'A test with multiple '
[21,31]font-features=tnum=1
i=2, index=21, no run, line end
i=3, index=21, chars=23, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'paragraphs and with no-'
[21,31]font-features=tnum=1
i=4, index=44, no run, line end
i=5, index=44, chars=24, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'break attributes, which '
[21,31]font-features=tnum=1
i=6, index=68, no run, line end
i=7, index=68, chars=22, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'might trigger a crash.'
[21,31]font-features=tnum=1
i=8, index=90, no run, line end
i=9, index=91, chars=26, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'If it doesn't the fix has '
i=10, index=117, no run, line end
i=11, index=117, chars=7, level=0, gravity=south, flags=0, font=OMITTED, script=latin, language=en-us, 'worked.'
i=12, index=124, no run, line end
i=13, index=125, no run, line end