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Use AssertingVH, just to be paranoid. 

llvm-svn: 94593
This commit is contained in:
Devang Patel 2010-01-26 21:39:14 +00:00
parent a04ecfb701
commit 1973df2e3f
1 changed files with 4 additions and 2 deletions
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6
llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -26,6 +26,7 @@
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ValueHandle.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/Timer.h"
#include "llvm/System/Path.h"
@ -166,7 +167,8 @@ public:
class DbgScope {
DbgScope *Parent; // Parent to this scope.
DIDescriptor Desc; // Debug info descriptor for scope.
MDNode * InlinedAtLocation; // Location at which scope is inlined.
// Location at which this scope is inlined.
AssertingVH<MDNode> InlinedAtLocation;
bool AbstractScope; // Abstract Scope
unsigned StartLabelID; // Label ID of the beginning of scope.
unsigned EndLabelID; // Label ID of the end of scope.
@ -189,7 +191,7 @@ public:
void setParent(DbgScope *P) { Parent = P; }
DIDescriptor getDesc() const { return Desc; }
MDNode *getInlinedAt() const {
return dyn_cast_or_null<MDNode>(InlinedAtLocation);
return InlinedAtLocation;
}
MDNode *getScopeNode() const { return Desc.getNode(); }
unsigned getStartLabelID() const { return StartLabelID; }