+private:
+ /// \brief Returns true if each of the ranges is a proper closed range
+ /// [min, max], and if the ranges themselves are ordered and non-overlapping.
+ bool rangesAreValid() const {
+ uint32_t Prev = 0;
+ for (CharRanges::const_iterator I = Ranges.begin(), E = Ranges.end();
+ I != E; ++I) {
+ if (I != Ranges.begin() && Prev >= I->Lower) {
+ DEBUG(llvm::dbgs() << "Upper bound 0x");
+ DEBUG(llvm::dbgs().write_hex(Prev));
+ DEBUG(llvm::dbgs() << " should be less than succeeding lower bound 0x");
+ DEBUG(llvm::dbgs().write_hex(I->Lower) << "\n");
+ return false;
+ }
+ if (I->Upper < I->Lower) {
+ DEBUG(llvm::dbgs() << "Upper bound 0x");
+ DEBUG(llvm::dbgs().write_hex(I->Lower));
+ DEBUG(llvm::dbgs() << " should not be less than lower bound 0x");
+ DEBUG(llvm::dbgs().write_hex(I->Upper) << "\n");
+ return false;
+ }
+ Prev = I->Upper;
+ }