[PATCH] D55657: [libcxx] [regex] Use distinct __regex_word on NetBSD

Michał Górny via Phabricator reviews at reviews.llvm.org
Thu Dec 13 09:08:44 PST 2018

mgorny created this revision.
mgorny added reviewers: krytarowski, howard.hinnant, dsanders, EricWF.
Herald added subscribers: libcxx-commits, ldionne.

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.

  rCXX libc++



Index: include/regex
--- include/regex
+++ include/regex
@@ -990,6 +990,9 @@
 #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
+    static const char_class_type __regex_word = 0x8000;
     static const char_class_type __regex_word = 0x80;

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