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Add an assertion to catch a misuse of replaceAllUsesWith
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1924 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -50,6 +50,8 @@ Value::~Value() {
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void Value::replaceAllUsesWith(Value *D) {
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assert(D && "Value::replaceAllUsesWith(<null>) is invalid!");
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assert(D != this && "V->replaceAllUsesWith(V) is NOT valid!");
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assert(D->getType() == getType() &&
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"replaceAllUses of value with new value of different type!");
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while (!Uses.empty()) {
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User *Use = Uses.back();
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#ifndef NDEBUG
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