diff options
| author | Stephan Bergmann <sbergman@redhat.com> | 2017-09-19 16:51:28 +0200 |
|---|---|---|
| committer | Caolán McNamara <caolanm@redhat.com> | 2017-09-20 12:14:02 +0100 |
| commit | 14b6457904397d94602340ee3f61db13201430b4 (patch) | |
| tree | cb83134b6a097456351b06d07e7d13710a4451de /src | |
| parent | 7e8831e6f4e109bf477a5e2305b0ff8f3bad5cf6 (diff) | |
Silence various -fsanitize=shift-base
...that were observed with a UBSan LibreOffice build, when opening LibreOffice's
writerfilter/qa/cppunittests/rtftok/data/pass/EDB-18940-1.rtf. (Downstream
patch at <https://cgit.freedesktop.org/libreoffice/core/commit/
?id=67141d8331f9cb85751a4747986774b53b7f4a77> "external/libexttextcat: Silence
various -fsanitize=shift-base".)
Diffstat (limited to 'src')
| -rw-r--r-- | src/fingerprint.c | 4 | ||||
| -rw-r--r-- | src/utf8misc.c | 6 |
2 files changed, 5 insertions, 5 deletions
diff --git a/src/fingerprint.c b/src/fingerprint.c index 428b8df..3c8d242 100644 --- a/src/fingerprint.c +++ b/src/fingerprint.c @@ -128,12 +128,12 @@ typedef struct table_s */ static uint4 simplehash(const char *p, int len) { - sint4 h = len * 13; + uint4 h = len * 13; while (*p) { h = (h << 5) - h + *p++; } - return (uint4) h; + return h; } /* increases frequency of ngram(p,len) */ diff --git a/src/utf8misc.c b/src/utf8misc.c index 046d96b..e76c25f 100644 --- a/src/utf8misc.c +++ b/src/utf8misc.c @@ -61,7 +61,7 @@ const char *utf8_next_char(const char *str) * if the first bit of the current char is 1 then *str is an escape * character */ - char escape_char = ((*str & WEIGHT_MASK) << 1); + unsigned char escape_char = ((*str & WEIGHT_MASK) << 1); /* * and we use it to count (by bit translation) following characters @@ -99,7 +99,7 @@ int utf8_charcopy(const char *str, char *dest) * then str[pointer] is an escape character and we use it to count * following characters (only the weightest part) */ - char escape_char = ((str[pointer] & WEIGHT_MASK) << 1); + unsigned char escape_char = ((str[pointer] & WEIGHT_MASK) << 1); /* * every step, we move the byte of 1 bit left, when first bit is 0, @@ -138,7 +138,7 @@ int utf8_issame(char *lex, char *key, int len) * (only the weightest part) */ - char escape_char = ((key[pointer] & WEIGHT_MASK) << 1); + unsigned char escape_char = ((key[pointer] & WEIGHT_MASK) << 1); while (escape_char & ESCAPE_MASK && key[pointer] == lex[pointer]) { |