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[truetype] Fix 32bit builds (#56404). 

Patch suggested by Ben Wagner <bungeman@google.com>.

* src/truetype/ttgxvar.c (FT_fixedToInt, FT_fixedToFdot6): Remove
harmful cast to unsigned type.
This commit is contained in:
Werner Lemberg 2019-05-29 08:08:53 +02:00
parent 9159128a92
commit 49079ce297
2 changed files with 14 additions and 5 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2019-05-29 Werner Lemberg <wl@gnu.org>
[truetype] Fix 32bit builds (#56404).
Patch suggested by Ben Wagner <bungeman@google.com>.
* src/truetype/ttgxvar.c (FT_fixedToInt, FT_fixedToFdot6): Remove
harmful cast to unsigned type.
2019-05-26 Ben Wagner <bungeman@google.com>
* src/truetype/ttgload.c (TT_Process_Simple_Glyph): Improve accuracy.

10
src/truetype/ttgxvar.c
View File

@ -72,12 +72,12 @@
( (FT_Fixed)( (FT_ULong)(x) << 2 ) )
#define FT_intToFixed( i ) \
( (FT_Fixed)( (FT_ULong)(i) << 16 ) )
#define FT_fdot6ToFixed( i ) \
#define FT_fdot6ToFixed( i ) \
( (FT_Fixed)( (FT_ULong)(i) << 10 ) )
#define FT_fixedToInt( x ) \
( (FT_Short)( ( (FT_ULong)(x) + 0x8000U ) >> 16 ) )
#define FT_fixedToFdot6( x ) \
( (FT_Pos)( ( (FT_ULong)(x) + 0x200 ) >> 10 ) )
#define FT_fixedToInt( x ) \
( (FT_Short)( ( (x) + 0x8000U ) >> 16 ) )
#define FT_fixedToFdot6( x ) \
( (FT_Pos)( ( (x) + 0x200 ) >> 10 ) )
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