================
@@ -1193,6 +1193,16 @@ static void addFortranMain(const ToolChain &TC, const
ArgList &Args,
return;
}
+ const Driver &D = TC.getDriver();
+ const char *LinkFlag = "-lFortran_main";
+
+ // warn if -lFortran_main was already specified
+ for (const char *arg : CmdArgs) {
+ if (strncmp(arg, LinkFlag, strlen(LinkFlag)) == 0)
+ D.Diag(diag::warn_drv_deprecated_custom)
+ << LinkFlag << "see the flang driver documentation for correct
usage";
----------------
banach-space wrote:
[nit]
```suggestion
<< LinkFlag << "see the Flang driver documentation for correct usage";
```
https://github.com/llvm/llvm-project/pull/79016
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