[Lldb-commits] [PATCH] D17719: Track expression language from one place in ClangExpressionParser

[Ewan Crawford via lldb-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL263099: Track expression language from one place in ClangExpressionParser (authored by EwanCrawford).

Changed prior to commit:
  http://reviews.llvm.org/D17719?vs=49531&id=50253#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D17719

Files:
  lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.cpp
  lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.h

Index: lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.h
===================================================================
--- lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.h
+++ lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.h
@@ -129,6 +129,8 @@
     class LLDBPreprocessorCallbacks;
     LLDBPreprocessorCallbacks               *m_pp_callbacks;         ///< Called when the preprocessor encounters module imports
     std::unique_ptr<ClangASTContext>         m_ast_context;
+    lldb::LanguageType                       m_language;            ///< The the source language of the expression
+                                                                    /// which may be explicitly set or inferred.
 };
     
 }
Index: lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.cpp
===================================================================
--- lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.cpp
+++ lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangExpressionParser.cpp
@@ -157,7 +157,7 @@
 
     // 1. Create a new compiler instance.
     m_compiler.reset(new CompilerInstance());
-    lldb::LanguageType frame_lang = expr.Language(); // defaults to lldb::eLanguageTypeUnknown
+    m_language = expr.Language(); // defaults to lldb::eLanguageTypeUnknown
     bool overridden_target_opts = false;
     lldb_private::LanguageRuntime *lang_rt = nullptr;
     lldb::TargetSP target_sp;
@@ -176,14 +176,14 @@
 
     // Make sure the user hasn't provided a preferred execution language
     // with `expression --language X -- ...`
-    if (frame && frame_lang == lldb::eLanguageTypeUnknown)
-        frame_lang = frame->GetLanguage();
+    if (frame && m_language == lldb::eLanguageTypeUnknown)
+        m_language = frame->GetLanguage();
 
-    if (frame_lang != lldb::eLanguageTypeUnknown)
+    if (m_language != lldb::eLanguageTypeUnknown)
     {
-        lang_rt = exe_scope->CalculateProcess()->GetLanguageRuntime(frame_lang);
+        lang_rt = exe_scope->CalculateProcess()->GetLanguageRuntime(m_language);
         if (log)
-            log->Printf("Frame has language of type %s", Language::GetNameForLanguageType(frame_lang));
+            log->Printf("Frame has language of type %s", Language::GetNameForLanguageType(m_language));
     }
 
     // 2. Configure the compiler with a set of default options that are appropriate
@@ -263,9 +263,7 @@
     assert (m_compiler->hasTarget());
 
     // 5. Set language options.
-    lldb::LanguageType language = expr.Language();
-
-    switch (language)
+    switch (m_language)
     {
     case lldb::eLanguageTypeC:
     case lldb::eLanguageTypeC89:


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