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Add LiveIntervals::Interval::empty() member function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11520 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -42,13 +42,15 @@ namespace llvm {
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Interval(unsigned r);
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bool empty() const { return ranges.empty(); }
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unsigned start() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.front().first;
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}
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unsigned end() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.back().second;
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}
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@ -42,13 +42,15 @@ namespace llvm {
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Interval(unsigned r);
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bool empty() const { return ranges.empty(); }
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unsigned start() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.front().first;
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}
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unsigned end() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.back().second;
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}
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@ -42,13 +42,15 @@ namespace llvm {
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Interval(unsigned r);
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bool empty() const { return ranges.empty(); }
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unsigned start() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.front().first;
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}
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unsigned end() const {
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assert(!ranges.empty() && "empty interval for register");
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assert(!empty() && "empty interval for register");
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return ranges.back().second;
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}
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