[regex] Use distinct __regex_word on NetBSD
NetBSD defines character classes up to 0x2000. Use 0x8000 as a safe
__regex_word that hopefully will not collide with other values
in the foreseeable future.
Differential Revision: https://reviews.llvm.org/D55657
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@349293 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/regex b/include/regex
index 1858500..bd83d7c 100644
--- a/include/regex
+++ b/include/regex
@@ -990,6 +990,10 @@
#if defined(__mips__) && defined(__GLIBC__)
static const char_class_type __regex_word = static_cast<char_class_type>(_ISbit(15));
+#elif defined(__NetBSD__)
+ // NetBSD defines classes up to 0x2000
+ // see sys/ctype_bits.h, _CTYPE_Q
+ static const char_class_type __regex_word = 0x8000;
#else
static const char_class_type __regex_word = 0x80;
#endif