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[RegionInfo] More descriptive error messages in verifier 

llvm-svn: 244440
This commit is contained in:
Michael Kruse 2015-08-10 12:28:52 +00:00
parent 11a44b78a3
commit 74d42ad9f9
1 changed files with 5 additions and 3 deletions
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8
llvm/include/llvm/Analysis/RegionInfoImpl.h
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@ -236,7 +236,7 @@ std::string RegionBase<Tr>::getNameStr() const {
template <class Tr>
void RegionBase<Tr>::verifyBBInRegion(BlockT *BB) const {
if (!contains(BB))
llvm_unreachable("Broken region found!");
llvm_unreachable("Broken region found: enumerated BB not in region!");
BlockT *entry = getEntry(), *exit = getExit();
@ -244,7 +244,8 @@ void RegionBase<Tr>::verifyBBInRegion(BlockT *BB) const {
SE = BlockTraits::child_end(BB);
SI != SE; ++SI) {
if (!contains(*SI) && exit != *SI)
llvm_unreachable("Broken region found!");
llvm_unreachable("Broken region found: edges leaving the region must go "
"to the exit node!");
}
if (entry != BB) {
@ -252,7 +253,8 @@ void RegionBase<Tr>::verifyBBInRegion(BlockT *BB) const {
SE = InvBlockTraits::child_end(BB);
SI != SE; ++SI) {
if (!contains(*SI))
llvm_unreachable("Broken region found!");
llvm_unreachable("Broken region found: edges entering the region must "
"go to the entry node!");
}
}
}