DebugInfo: more support for mutating DICompositeType to reduce magic number usage in Clang
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178090 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/IR/DebugInfo.cpp b/lib/IR/DebugInfo.cpp
index 1916f5e..b74522f 100644
--- a/lib/IR/DebugInfo.cpp
+++ b/lib/IR/DebugInfo.cpp
@@ -616,7 +616,7 @@
return dyn_cast_or_null<MDNode>(DbgNode->getOperand(10));
}
-/// \brief Set the array of member DITypes
+/// \brief Set the array of member DITypes.
void DICompositeType::setTypeArray(DIArray Elements, DIArray TParams) {
assert(!TParams || DbgNode->getNumOperands() == 14 && "If you're setting the template parameters this should include a slot for that");
TrackingVH<MDNode> N(*this);
@@ -626,6 +626,13 @@
DbgNode = N;
}
+/// \brief Set the containing type.
+void DICompositeType::setContainingType(DICompositeType ContainingType) {
+ TrackingVH<MDNode> N(*this);
+ N->replaceOperandWith(12, ContainingType);
+ DbgNode = N;
+}
+
/// isInlinedFnArgument - Return true if this variable provides debugging
/// information for an inlined function arguments.
bool DIVariable::isInlinedFnArgument(const Function *CurFn) {