Merge pull request #978 from swiftwasm/swiftwasm-release/revert-static-library

Revert static library flag change in the 5.3 branch

Author: MaxDesiatov

lib/Driver/Driver.cpp

@@ -1459,18 +1459,12 @@ void Driver::buildOutputInfo(const ToolChain &TC, const DerivedArgList &Args,
       OI.CompilerOutputType = file_types::TY_Object;
       break;
 
-    case options::OPT_emit_library: {
-      // WebAssembly only support static library
-      if (TC.getTriple().isOSBinFormatWasm()) {
-        OI.LinkAction = LinkKind::StaticLibrary;
-      } else {
-        OI.LinkAction = Args.hasArg(options::OPT_static) ?
-                        LinkKind::StaticLibrary :
-                        LinkKind::DynamicLibrary;
-      }
+    case options::OPT_emit_library:
+      OI.LinkAction = Args.hasArg(options::OPT_static) ?
+                      LinkKind::StaticLibrary :
+                      LinkKind::DynamicLibrary;
       OI.CompilerOutputType = file_types::TY_Object;
       break;
-    }
     case options::OPT_static:
       break;