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Minor code refactor to avoid compiler warning.

This commit is contained in:
Philip.Hazel 2016-05-20 10:47:42 +00:00
parent 7650161677
commit bf1587490b
2 changed files with 13 additions and 11 deletions
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4
ChangeLog
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@ -108,6 +108,10 @@ been re-factored and no longer includes pcre2_internal.h.
25. A racing condition is fixed in JIT reported by Mozilla.
26. Minor code refactor to avoid "array subscript is below array bounds"
compiler warning.
Version 10.21 12-January-2016
-----------------------------

20
src/pcre2_compile.c
View File

@ -3963,6 +3963,10 @@ for (;; ptr++)
int32_t subreqcuflags, subfirstcuflags; /* Must be signed */
PCRE2_UCHAR mcbuffer[8];
/* Come here to restart the loop. */
REDO_LOOP:
/* Get next character in the pattern */
c = *ptr;
@ -4103,11 +4107,7 @@ for (;; ptr++)
/* If we skipped any characters, restart the loop. Otherwise, we didn't see
a comment. */
if (ptr > wscptr)
{
ptr--;
continue;
}
if (ptr > wscptr) goto REDO_LOOP;
}
/* Skip over (?# comments. */
@ -4247,17 +4247,15 @@ for (;; ptr++)
if (PRIV(strncmp_c8)(ptr+1, STRING_WEIRD_STARTWORD, 6) == 0)
{
cb->nestptr[0] = ptr + 7;
ptr = sub_start_of_word; /* Do not combine these statements; clang's */
ptr--; /* sanitizer moans about a negative index. */
continue;
ptr = sub_start_of_word;
goto REDO_LOOP;
}
if (PRIV(strncmp_c8)(ptr+1, STRING_WEIRD_ENDWORD, 6) == 0)
{
cb->nestptr[0] = ptr + 7;
ptr = sub_end_of_word; /* Do not combine these statements; clang's */
ptr--; /* sanitizer moans about a negative index. */
continue;
ptr = sub_end_of_word;
goto REDO_LOOP;
}
/* Handle a real character class. */