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Constify SDNodeIterator an stop its only non-const user being cast stripped

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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
This commit is contained in:
Roman Divacky
2012-09-05 22:03:34 +00:00
parent 98eb98b0f2
commit 141e99745a
2 changed files with 5 additions and 5 deletions
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8
include/llvm/CodeGen/SelectionDAGNodes.h
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@@ -1745,10 +1745,10 @@ public:
class SDNodeIterator : public std::iterator<std::forward_iterator_tag, class SDNodeIterator : public std::iterator<std::forward_iterator_tag,
SDNode, ptrdiff_t> { SDNode, ptrdiff_t> {
SDNode *Node; const SDNode *Node;
unsigned Operand; unsigned Operand;
SDNodeIterator(SDNode *N, unsigned Op) : Node(N), Operand(Op) {} SDNodeIterator(const SDNode *N, unsigned Op) : Node(N), Operand(Op) {}
public: public:
bool operator==(const SDNodeIterator& x) const { bool operator==(const SDNodeIterator& x) const {
return Operand == x.Operand; return Operand == x.Operand;
@@ -1779,8 +1779,8 @@ public:
return Operand - Other.Operand; return Operand - Other.Operand;
} }
static SDNodeIterator begin(SDNode *N) { return SDNodeIterator(N, 0); } static SDNodeIterator begin(const SDNode *N) { return SDNodeIterator(N, 0); }
static SDNodeIterator end (SDNode *N) { static SDNodeIterator end (const SDNode *N) {
return SDNodeIterator(N, N->getNumOperands()); return SDNodeIterator(N, N->getNumOperands());
} }

2
lib/CodeGen/SelectionDAG/SelectionDAGPrinter.cpp
View File

@@ -49,7 +49,7 @@ namespace llvm {
template<typename EdgeIter> template<typename EdgeIter>
static std::string getEdgeSourceLabel(const void *Node, EdgeIter I) { 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 /// edgeTargetsEdgeSource - This method returns true if this outgoing edge