xfnw/plan9fox
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

vc: word align automatics

Browse source 
theres code that assumes one can dereference a char[] buffer on the stack
as a long (ghostscript gxblend.c), so make sure all automatics on the stack
are word aligned. this is not strictrly neccesary, but avoids some
trouble with unportable code.
This commit is contained in:
cinap_lenrek 2015-08-16 19:29:16 +02:00
parent 2fe2ffe813
commit 988d326f32
1 changed files with 1 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
sys/src/cmd/vc/swt.c
View file

@ -587,6 +587,7 @@ align(long i, Type *t, int op)
case Aaut3: /* total allign of automatic */
o = align(o, t, Ael1);
o = align(o, t, Ael2);
w = SZ_LONG;
break;
}
o = round(o, w);