diff options
Diffstat (limited to 'test/std/re/re.grammar/excessive_brace_count.pass.cpp')
-rw-r--r-- | test/std/re/re.grammar/excessive_brace_count.pass.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/std/re/re.grammar/excessive_brace_count.pass.cpp b/test/std/re/re.grammar/excessive_brace_count.pass.cpp new file mode 100644 index 000000000000..597182e7e096 --- /dev/null +++ b/test/std/re/re.grammar/excessive_brace_count.pass.cpp @@ -0,0 +1,41 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <regex> +// UNSUPPORTED: libcpp-no-exceptions +// UNSUPPORTED: c++03 + +// the "n" in `a{n}` should be within the numeric limits. + +#include <regex> +#include <cassert> +#include "test_macros.h" + +int main() { + for (std::regex_constants::syntax_option_type op : + {std::regex::basic, std::regex::grep}) { + try { + TEST_IGNORE_NODISCARD std::regex("a\\{100000000000000000\\}", op); + assert(false); + } catch (const std::regex_error &e) { + assert(e.code() == std::regex_constants::error_badbrace); + } + } + for (std::regex_constants::syntax_option_type op : + {std::regex::ECMAScript, std::regex::extended, std::regex::egrep, + std::regex::awk}) { + try { + TEST_IGNORE_NODISCARD std::regex("a{100000000000000000}", op); + assert(false); + } catch (const std::regex_error &e) { + assert(e.code() == std::regex_constants::error_badbrace); + } + } + return 0; +} |