Fix PR#26175. Thanks to Josh Petrie for the report and the patch. Reviewed as http://reviews.llvm.org/D16262
llvm-svn: 258107
Cr-Mirrored-From: sso://chromium.googlesource.com/_direct/external/github.com/llvm/llvm-project
Cr-Mirrored-Commit: b414b2f54b0acaddefdb4a36ec19e01394cec180
diff --git a/include/regex b/include/regex
index b9dac47..ca455f0 100644
--- a/include/regex
+++ b/include/regex
@@ -4265,6 +4265,9 @@
if (__first != __last && *__first == '\\')
{
_ForwardIterator __t1 = _VSTD::next(__first);
+ if (__t1 == __last)
+ __throw_regex_error<regex_constants::error_escape>();
+
_ForwardIterator __t2 = __parse_decimal_escape(__t1, __last);
if (__t2 != __t1)
__first = __t2;