prevent usage on potential broken platforms/toolchains

2018-01-05 03:05:17 +01:00 · 2018-01-05 03:05:17 +01:00 · 44854072f7
parent d74736d8f4
commit 44854072f7
1 changed files with 7 additions and 0 deletions
--- a/ostd/string.hh
+++ b/ostd/string.hh
@ -66,6 +66,13 @@

 namespace ostd {

+static_assert(
+    (sizeof(wchar_t) == sizeof(char)) ||
+    (sizeof(wchar_t) == sizeof(char16_t)) ||
+    (sizeof(wchar_t) == sizeof(char32_t)),
+    "wchar_t must correspond to either char, char16_t or char32_t"
+);
+
 /** @addtogroup Strings
 * @{
 */