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precise dverm fix for 5a32993: handle sign extension correctly

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Alex Coyte 2016-11-17 16:47:20 +11:00 committed by Matthew Barr
parent f605ca0dc1
commit 8b94eb86f8
1 changed files with 3 additions and 2 deletions
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5
src/nfa/vermicelli.h
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@ -191,7 +191,8 @@ const u8 *vermicelliDoubleExec(char c1, char c2, char nocase, const u8 *buf,
/* check for partial match at end */ /* check for partial match at end */
u8 mask = nocase ? CASE_CLEAR : 0xff; u8 mask = nocase ? CASE_CLEAR : 0xff;
if ((buf_end[-1] & mask) == c1) { if ((buf_end[-1] & mask) == (u8)c1) {
DEBUG_PRINTF("partial!!!\n");
return buf_end - 1; return buf_end - 1;
} }
@ -242,7 +243,7 @@ const u8 *vermicelliDoubleMaskedExec(char c1, char c2, char m1, char m2,
} }
/* check for partial match at end */ /* check for partial match at end */
if ((buf_end[-1] & m1) == c1) { if ((buf_end[-1] & m1) == (u8)c1) {
return buf_end - 1; return buf_end - 1;
} }