add a virtual dtor to MCTargetExpr, hopefully silencing some warnings.

[oota-llvm.git] / include / llvm / MC / MCSection.h

diff --git a/include/llvm/MC/MCSection.h b/include/llvm/MC/MCSection.h
index bdc46be11d5d2527f8193c7ca4e63cd362a62c80..ceb6d278c9c0bf4a3905450269f93c219be9670e 100644 (file)
--- a/include/llvm/MC/MCSection.h
+++ b/include/llvm/MC/MCSection.h
@@ -20,11 +20,28 @@
 
 namespace llvm {
   class MCContext;
+  class MCAsmInfo;
+  class raw_ostream;
   
   /// MCSection - Instances of this class represent a uniqued identifier for a
   /// section in the current translation unit.  The MCContext class uniques and
   /// creates these.
   class MCSection {
+    MCSection(const MCSection&);      // DO NOT IMPLEMENT
+    void operator=(const MCSection&); // DO NOT IMPLEMENT
+  protected:
+    MCSection(SectionKind K) : Kind(K) {}
+    SectionKind Kind;
+  public:
+    virtual ~MCSection();
+
+    SectionKind getKind() const { return Kind; }
+    
+    virtual void PrintSwitchToSection(const MCAsmInfo &MAI,
+                                      raw_ostream &OS) const = 0;
+  };
+
+  class MCSectionCOFF : public MCSection {
     std::string Name;
     
     /// IsDirective - This is true if the section name is a directive, not
@@ -34,26 +51,20 @@ namespace llvm {
     /// of a syntactic one.
     bool IsDirective;
     
-    MCSection(const MCSection&);      // DO NOT IMPLEMENT
-    void operator=(const MCSection&); // DO NOT IMPLEMENT
-  protected:
-    MCSection(const StringRef &Name, bool IsDirective, SectionKind K,
-              MCContext &Ctx);
-    SectionKind Kind;
+    MCSectionCOFF(StringRef name, bool isDirective, SectionKind K)
+      : MCSection(K), Name(name), IsDirective(isDirective) {
+    }
   public:
-    virtual ~MCSection();
-
-    static MCSection *Create(const StringRef &Name, bool IsDirective, 
-                             SectionKind K, MCContext &Ctx);
     
+    static MCSectionCOFF *Create(StringRef Name, bool IsDirective, 
+                                 SectionKind K, MCContext &Ctx);
+
     const std::string &getName() const { return Name; }
     bool isDirective() const { return IsDirective; }
     
-    SectionKind getKind() const { return Kind; }
+    virtual void PrintSwitchToSection(const MCAsmInfo &MAI,
+                                      raw_ostream &OS) const;
   };
-
-  
-  typedef MCSection MCSectionELF;
   
 } // end namespace llvm