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-rw-r--r--ext/syck/rubyext.c2
-rw-r--r--ext/syck/token.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/ext/syck/rubyext.c b/ext/syck/rubyext.c
index 2ab2e49482..92b413dc54 100644
--- a/ext/syck/rubyext.c
+++ b/ext/syck/rubyext.c
@@ -277,7 +277,7 @@ mktime_do(VALUE varg)
const char *end = ptr + 1;
const char *begin = end;
ptrdiff_t length;
- while ( isdigit( *end ) ) end++;
+ while ( ISDIGIT( *end ) ) end++;
if ((length = (end - begin)) > padding) length = padding;
MEMCPY(padded, begin, char, length);
usec = strtol(padded, NULL, 10);
diff --git a/ext/syck/token.c b/ext/syck/token.c
index 0d0d4846ba..3d05527e65 100644
--- a/ext/syck/token.c
+++ b/ext/syck/token.c
@@ -2361,7 +2361,7 @@ ScalarBlock:
{
nlDoWhat = NL_KEEP;
}
- else if ( isdigit( *yyt ) )
+ else if ( isdigit( (unsigned char)*yyt ) )
{
forceIndent = rb_long2int(strtol( yyt, NULL, 10 ));
}