aboutsummaryrefslogtreecommitdiffstats
path: root/support/regex_internal.c
diff options
context:
space:
mode:
authorArnold D. Robbins <arnold@skeeve.com>2018-08-26 17:50:17 +0300
committerArnold D. Robbins <arnold@skeeve.com>2018-08-26 17:50:17 +0300
commitaf61c1525fc7a3379979889fc97c82e812907cf2 (patch)
tree12fea722404dff7ecf0a6fd5418843a00fd8fc4d /support/regex_internal.c
parent4a3706dc8e493a45cf5f72e914bed0a6df2192fd (diff)
parent005a8805a826a03c66640ea237af69453f2febd1 (diff)
downloadegawk-af61c1525fc7a3379979889fc97c82e812907cf2.tar.gz
egawk-af61c1525fc7a3379979889fc97c82e812907cf2.tar.bz2
egawk-af61c1525fc7a3379979889fc97c82e812907cf2.zip
Merge branch 'gawk-4.2-stable'
Diffstat (limited to 'support/regex_internal.c')
-rw-r--r--support/regex_internal.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/support/regex_internal.c b/support/regex_internal.c
index 7f0083b9..b10588f1 100644
--- a/support/regex_internal.c
+++ b/support/regex_internal.c
@@ -317,7 +317,7 @@ build_wcs_upper_buffer (re_string_t *pstr)
mbclen = __mbrtowc (&wc,
((const char *) pstr->raw_mbs + pstr->raw_mbs_idx
+ byte_idx), remain_len, &pstr->cur_state);
- if (BE (mbclen < (size_t) -2, 1))
+ if (BE (0 < mbclen && mbclen < (size_t) -2, 1))
{
wchar_t wcu = __towupper (wc);
if (wcu != wc)
@@ -386,7 +386,7 @@ build_wcs_upper_buffer (re_string_t *pstr)
else
p = (const char *) pstr->raw_mbs + pstr->raw_mbs_idx + src_idx;
mbclen = __mbrtowc (&wc, p, remain_len, &pstr->cur_state);
- if (BE (mbclen < (size_t) -2, 1))
+ if (BE (0 < mbclen && mbclen < (size_t) -2, 1))
{
wchar_t wcu = __towupper (wc);
if (wcu != wc)