commit d3cbaa1ddfa4f3a07b90ac87dff54e0bb9f06927
author Devang Patel <dpatel@apple.com> Mon Mar 08 20:53:17 2010 +0000
committer Devang Patel <dpatel@apple.com> Mon Mar 08 20:53:17 2010 +0000
tree 78423c0985551a78847ac9d9e6f8256f1acecbc0
parent 3b548aa8e2c32460b21dd47b89fd1267fcd35504

Avoid using DIDescriptor.isNull(). 

llvm-svn: 97976

clang/lib/CodeGen/CGDebugInfo.cpp

diff --git a/clang/lib/CodeGen/CGDebugInfo.cpp b/clang/lib/CodeGen/CGDebugInfo.cpp
index 0f3502e..9b46945 100644
--- a/clang/lib/CodeGen/CGDebugInfo.cpp
+++ b/clang/lib/CodeGen/CGDebugInfo.cpp
@@ -98,7 +98,7 @@
 
     // See if this compile unit has been used before for this valid location.
     llvm::DICompileUnit &Unit = CompileUnitCache[FID];
-    if (!Unit.isNull()) return Unit;
+    if (Unit.Verify()) return Unit;
   }
 
   // Get absolute path name.
@@ -698,7 +698,7 @@
 
 /// getOrCreateVTablePtrType - Return debug info descriptor for vtable.
 llvm::DIType CGDebugInfo::getOrCreateVTablePtrType(llvm::DICompileUnit Unit) {
-  if (!VTablePtrType.isNull())
+  if (VTablePtrType.isValid())
     return VTablePtrType;
 
   ASTContext &Context = CGM.getContext();
@@ -1306,8 +1306,8 @@
     llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator
       FI = SPCache.find(FD);
     if (FI != SPCache.end()) {
-      llvm::DISubprogram SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
-      if (!SP.isNull() && SP.isSubprogram() && SP.isDefinition()) {
+      llvm::DIDescriptor SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
+      if (SP.isSubprogram() && llvm::DISubprogram(SP.getNode()).isDefinition()) {
         RegionStack.push_back(SP.getNode());
         RegionMap[D] = llvm::WeakVH(SP.getNode());
         return;