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authorRoman Divacky <rdivacky@freebsd.org>2012-09-05 22:03:34 +0000
committerRoman Divacky <rdivacky@freebsd.org>2012-09-05 22:03:34 +0000
commit141e99745adbd3ba9fa7315af3384c1d08c4c20c (patch)
tree1f68493c493bc0b6fb5d6acfb825db2521fa1be5
parent98eb98b0f2e6573f5aee67ce3e75624392d637b7 (diff)
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Constify SDNodeIterator an stop its only non-const user being cast stripped
of its constness. Found by gcc48 -Wcast-qual. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163254 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--include/llvm/CodeGen/SelectionDAGNodes.h8
-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp2
2 files changed, 5 insertions, 5 deletions
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 119adaa201..3bea2ded68 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1745,10 +1745,10 @@ public:
class SDNodeIterator : public std::iterator<std::forward_iterator_tag,
SDNode, ptrdiff_t> {
- SDNode *Node;
+ const SDNode *Node;
unsigned Operand;
- SDNodeIterator(SDNode *N, unsigned Op) : Node(N), Operand(Op) {}
+ SDNodeIterator(const SDNode *N, unsigned Op) : Node(N), Operand(Op) {}
public:
bool operator==(const SDNodeIterator& x) const {
return Operand == x.Operand;
@@ -1779,8 +1779,8 @@ public:
return Operand - Other.Operand;
}
- static SDNodeIterator begin(SDNode *N) { return SDNodeIterator(N, 0); }
- static SDNodeIterator end (SDNode *N) {
+ static SDNodeIterator begin(const SDNode *N) { return SDNodeIterator(N, 0); }
+ static SDNodeIterator end (const SDNode *N) {
return SDNodeIterator(N, N->getNumOperands());
}
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
index 618da5259f..3921635652 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
@@ -49,7 +49,7 @@ namespace llvm {
template<typename EdgeIter>
static std::string getEdgeSourceLabel(const void *Node, EdgeIter I) {
- return itostr(I - SDNodeIterator::begin((SDNode *) Node));
+ return itostr(I - SDNodeIterator::begin((const SDNode *) Node));
}
/// edgeTargetsEdgeSource - This method returns true if this outgoing edge