Fix for linux

Author: kastiglione

lldb/source/Plugins/TypeSystem/Swift/SwiftASTContext.cpp

@@ -2921,21 +2921,20 @@ lldb::TypeSystemSP SwiftASTContext::CreateInstance(
 
     ArchSpec preferred_arch;
     llvm::Triple preferred_triple;
-    if (module_arch && module_triple != llvm::Triple()) {
+    if (module_arch && module_arch.IsFullySpecifiedTriple()) {
       LOG_PRINTF(GetLog(LLDBLog::Types),
                  "Preferring module triple %s over target triple %s.",
                  module_triple.str().c_str(), target_triple.str().c_str());
       preferred_arch = module_arch;
       preferred_triple = module_triple;
     } else {
-      // When no module triple, fallback to the target triple.
+      // When no viable module triple, fallback to the target triple.
       preferred_arch = target_arch;
       preferred_triple = target_triple;
     }
 
     llvm::Triple computed_triple;
-    if (preferred_arch.IsFullySpecifiedTriple() ||
-        !preferred_triple.isOSDarwin()) {
+    if (preferred_arch.IsFullySpecifiedTriple()) {
       // If a fully specified triple was passed in, for example
       // through CreateTargetWithFileAndTargetTriple(), prefer that.
       LOG_PRINTF(GetLog(LLDBLog::Types), "Fully specified target triple %s.",

lldb/test/API/lang/swift/module_import/TestSwiftModuleImport.py

@@ -18,16 +18,6 @@ def test(self):
 
         log = self.getBuildArtifact("types.log")
         self.runCmd('log enable lldb types -f "%s"' % log)
-        self.runCmd("expression -- 0", check=False)
-        with open(log) as f:
-            lines = f.readlines()
-            if lines:
-                for line in lines:
-                    print(line)
-                    print(line, file=sys.stderr)
-            else:
-                print("### NO LOGS ###")
-                print("### NO LOGS ###", file=sys.stderr)
-        self.assertTrue(False)
+        self.expect("expression -- 0")
         self.filecheck('platform shell cat "%s"' % log, __file__)
 #       CHECK: SwiftASTContextForExpressions{{.*}}Module import remark: loaded module 'a'