From: Paul Dreik <gccpatc...@pauldreik.se> Tested x86_64-linux. Pushed to trunk.
-- >8 -- libstdc++-v3/ChangeLog: PR libstdc++/111102 * testsuite/std/format/string.cc: Check wide character format strings with out-of-range widths. --- libstdc++-v3/testsuite/std/format/string.cc | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/libstdc++-v3/testsuite/std/format/string.cc b/libstdc++-v3/testsuite/std/format/string.cc index fef55b9bcd9..a472f8d588c 100644 --- a/libstdc++-v3/testsuite/std/format/string.cc +++ b/libstdc++-v3/testsuite/std/format/string.cc @@ -16,6 +16,18 @@ is_format_string_for(const char* str, Args&&... args) } } +template<typename... Args> +bool +is_format_string_for(const wchar_t* str, Args&&... args) +{ + try { + (void) std::vformat(str, std::make_wformat_args(args...)); + return true; + } catch (const std::format_error&) { + return false; + } +} + void test_no_args() { @@ -124,8 +136,11 @@ test_format_spec() // Maximum integer value supported for widths and precisions is USHRT_MAX. VERIFY( is_format_string_for("{:65535}", 1) ); + VERIFY( is_format_string_for(L"{:65535}", 1) ); VERIFY( ! is_format_string_for("{:65536}", 1) ); + VERIFY( ! is_format_string_for(L"{:65536}", 1) ); VERIFY( ! is_format_string_for("{:9999999}", 1) ); + VERIFY( ! is_format_string_for(L"{:9999999}", 1) ); } void -- 2.41.0