[Driver] Warn about -mios-version-min instead of erroring out when

targeting MachO embedded architectures

Sometimes users pass this option when targeting embedded architectures
like armv7m on non-darwin platforms.

Emit a warning instead of erroring out, which restores the behavior
prior to 34d7acd444b88342fc93fca202608c1e16fa5946.

1 files changed, 3 insertions, 2 deletions

diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index ccdaa5c..f7d28ab 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -546,14 +546,15 @@ static llvm::Triple computeTargetTriple(const Driver &D,
   if (Target.isOSBinFormatMachO()) {
     // If an explicit Darwin arch name is given, that trumps all.
     if (!DarwinArchName.empty()) {
-      tools::darwin::setTripleTypeForMachOArchName(Target, DarwinArchName);
+      tools::darwin::setTripleTypeForMachOArchName(Target, DarwinArchName,
+                                                   Args);
       return Target;
     }
 
     // Handle the Darwin '-arch' flag.
     if (Arg *A = Args.getLastArg(options::OPT_arch)) {
       StringRef ArchName = A->getValue();
-      tools::darwin::setTripleTypeForMachOArchName(Target, ArchName);
+      tools::darwin::setTripleTypeForMachOArchName(Target, ArchName, Args);
     }
   }