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[ft-devel] segfault in psaux/psft.c:98

From: Markus Trippelsdorf
Subject: [ft-devel] segfault in psaux/psft.c:98
Date: Wed, 22 Nov 2017 11:35:56 +0100

Trying to view the current C++ standard with okular leads to a crash:

address@hidden source % 
LD_PRELOAD=/home/markus/freetype2/objs/.libs/ gdb --args 
okular std.pdf
Reading symbols from okular...done.
(gdb) set follow-fork-mode parent
(gdb) run
Thread 6 "Okular::PixmapG" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffe0a60700 (LWP 11854)]
cf2_setGlyphWidth (address@hidden, width=<optimized out>) at 
98          *decoder->glyph_width = cf2_fixedToInt( width );
(gdb) bt
#0  cf2_setGlyphWidth (address@hidden, width=<optimized out>) at 
#1  0x00007ffff7fbdd50 in cf2_decoder_parse_charstrings (decoder=<optimized 
out>, charstring_base=<optimized out>, charstring_len=14)
    at /home/markus/freetype2/src/psaux/psft.c:436
#2  0x00007ffff7f79020 in T1_Parse_Glyph_And_Get_Char_String (address@hidden, 
    address@hidden, address@hidden "") at 
#3  0x00007ffff7f7a974 in T1_Load_Glyph (t1glyph=0x7fffd804c220, 
t1size=0x7fffd804c3d0, glyph_index=12, load_flags=10) at 
#4  0x00007ffff7f602d2 in FT_Load_Glyph (face=0x7fffd804b330, glyph_index=12, 
load_flags=10) at /home/markus/freetype2/src/base/ftobjs.c:915
#5  0x00007fffe1300b22 in SplashFTFont::makeGlyph(int, int, int, 
SplashGlyphBitmap*, int, int, SplashClip*, SplashClipResult*) () from 

Started with:

commit b9bd2d14e2836122028b4f41eee937fc31e6b93c AD)
Author: Ewald Hew <address@hidden>
Date:   Wed Nov 22 12:32:47 2017 +0800

    [psaux] Fix CFF advance widths. (#52466)


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