Add a warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27795 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/llc/llc.cpp b/tools/llc/llc.cpp
index 357eedd0b68e433540e5915902e951496d39b5c6..d95aea77e674a282328633ee8b6b086086ff32bb 100644 (file)
--- a/tools/llc/llc.cpp
+++ b/tools/llc/llc.cpp
@@ -216,6 +216,9 @@ int main(int argc, char **argv) {
         sys::RemoveFileOnSignal(sys::Path(OutputFilename));
       }
     }
+
+    if (FileType != TargetMachine::AssemblyFile)
+      std::cerr << "WARNING: only -filetype=asm is currently supported.\n";
     
     // Ask the target to add backend passes as necessary.
     if (Target.addPassesToEmitFile(Passes, *Out, FileType, Fast)) {