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Work around a gcc bug which causes zlib to dump core in certain

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situations.  This can be removed once gcc is fixed.

Submitted by:	bde
This commit is contained in:
Kris Kennaway 2002-03-31 23:47:52 +00:00
parent 81661c94b6
commit 3167dde2d5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=93497
1 changed files with 7 additions and 2 deletions
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9
lib/libz/infcodes.c
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@ -200,8 +200,13 @@ int r;
c->mode = COPY;
case COPY: /* o: copying bytes in window, waiting for space */
f = q - c->sub.copy.dist;
while (f < s->window) /* modulo window size-"while" instead */
f += s->end - s->window; /* of "if" handles invalid distances */
{
/* XXX work around a gcc bug. */
volatile inflate_blocks_statef *s1 = s;
while (f < s1->window) /* modulo window size-"while" instead */
f += s1->end - s1->window; /* of "if" handles invalid distances */
}
while (c->len)
{
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