Import libc++ 10.0.1 release.

1 files changed, 9 insertions, 0 deletions

diff --git a/gnu/llvm/libcxx/utils/google-benchmark/cmake/std_regex.cpp b/gnu/llvm/libcxx/utils/google-benchmark/cmake/std_regex.cpp
new file mode 100644
index 00000000000..8177c482e83
--- /dev/null
+++ b/gnu/llvm/libcxx/utils/google-benchmark/cmake/std_regex.cpp
@@ -0,0 +1,9 @@
+#include <regex>
+#include <string>
+int main() {
+  const std::string str = "test0159";
+  std::regex re;
+  re = std::regex("^[a-z]+[0-9]+$",
+       std::regex_constants::extended | std::regex_constants::nosubs);
+  return std::regex_search(str, re) ? 0 : -1;
+}