Fix RA::verifyAssignment()
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11629 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp
index a1d9a11..67adeb5 100644
--- a/lib/CodeGen/RegAllocLinearScan.cpp
+++ b/lib/CodeGen/RegAllocLinearScan.cpp
@@ -210,13 +210,17 @@
void verifyAssignment() const {
for (Virt2PhysMap::const_iterator i = v2pMap_.begin(),
e = v2pMap_.end(); i != e; ++i)
- for (Virt2PhysMap::const_iterator i2 = i; i2 != e; ++i2)
- if (mri_->areAliases(i->second, i2->second)) {
+ for (Virt2PhysMap::const_iterator i2 = next(i); i2 != e; ++i2)
+ if (MRegisterInfo::isVirtualRegister(i->second) &&
+ (i->second == i2->second ||
+ mri_->areAliases(i->second, i2->second))) {
const LiveIntervals::Interval
&in = li_->getInterval(i->second),
&in2 = li_->getInterval(i2->second);
- assert(!in.overlaps(in2) &&
- "overlapping intervals for same register!");
+ if (in.overlaps(in2)) {
+ std::cerr << in << " overlaps " << in2 << '\n';
+ assert(0);
+ }
}
}
};