[flang-commits] [flang] [flang] Allow extended char set in `BIND(C, name="...")` (PR #172457)

[Eugene Epshteyn via flang-commits]

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@@ -3476,13 +3476,19 @@ void CheckHelper::CheckBindC(const Symbol &symbol) {
   if (const std::string * bindName{symbol.GetBindName()};
       bindName) { // has a binding name
     if (!bindName->empty()) {
-      bool ok{bindName->front() == '_' || parser::IsLetter(bindName->front())};
+      bool toolchain_error{bindName->front() == '.'};
+      if (toolchain_error) {
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eugeneepshteyn wrote:

`toolchain_error` doesn't seem to be used again, so perhaps change this to `if (bindName->front() == '.') {`

https://github.com/llvm/llvm-project/pull/172457