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force unsigned char compares

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From-SVN: r44219
This commit is contained in:
Bruce Korb 2001-07-21 04:08:29 +00:00 committed by Bruce Korb
parent 907cb30e6e
commit 90376ae2b4
2 changed files with 7 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2001-07-20 Bruce Korb <bkorb@gnu.org>
* fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
because getc() and char* may disagree on signedness.
2001-07-20 Richard Henderson <rth@redhat.com> 2001-07-20 Richard Henderson <rth@redhat.com>
* doc/rtl.texi (REG_DEAD): Update for current semantics. * doc/rtl.texi (REG_DEAD): Update for current semantics.

3
gcc/fixinc/fixincl.c
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@ -1261,7 +1261,7 @@ test_for_changes (read_fd)
{ {
FILE *in_fp = fdopen (read_fd, "r"); FILE *in_fp = fdopen (read_fd, "r");
FILE *out_fp = (FILE *) NULL; FILE *out_fp = (FILE *) NULL;
char *pz_cmp = pz_curr_data; unsigned char *pz_cmp = (unsigned char*)pz_curr_data;
#ifdef DO_STATS #ifdef DO_STATS
fixed_ct++; fixed_ct++;
@ -1273,6 +1273,7 @@ test_for_changes (read_fd)
ch = getc (in_fp); ch = getc (in_fp);
if (ch == EOF) if (ch == EOF)
break; break;
ch &= 0xFF; /* all bytes are 8 bits */
/* IF we are emitting the output /* IF we are emitting the output
THEN emit this character, too. THEN emit this character, too.