================
@@ -977,14 +977,63 @@ bool tools::addOpenMPRuntime(ArgStringList &CmdArgs,
const ToolChain &TC,
return true;
}
-void tools::addFortranRuntimeLibs(const ToolChain &TC,
+void tools::addFortranRuntimeLibs(const ToolChain &TC, const ArgList &Args,
llvm::opt::ArgStringList &CmdArgs) {
// These are handled earlier on Windows by telling the frontend driver to add
// the correct libraries to link against as dependents in the object file.
if (!TC.getTriple().isKnownWindowsMSVCEnvironment()) {
+ // The --whole-archive option needs to be part of the link line to
+ // make sure that the main() function from Fortran_main.a is pulled
+ // in by the linker. Determine if --whole-archive is active when
+ // flang will try to link Fortran_main.a. If it is, don't add the
+ // --whole-archive flag to the link line. If it's not, add a proper
+ // --whole-archive/--no-whole-archive bracket to the link line.
+ bool WholeArchiveActive = false;
+ for (auto &&Arg : Args)
----------------
mjklemm wrote:
Thanks for the great suggestion!
https://github.com/llvm/llvm-project/pull/73124
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