Initialize the invalid domain of an access with an empty set

llvm-svn: 267403

diff --git a/polly/lib/Analysis/ScopInfo.cpp b/polly/lib/Analysis/ScopInfo.cpp
index 6ad607e..09dc559 100644 (file)
--- a/polly/lib/Analysis/ScopInfo.cpp
+++ b/polly/lib/Analysis/ScopInfo.cpp
@@ -821,7 +821,9 @@ void MemoryAccess::buildAccessRelation(const ScopArrayInfo *SAI) {
 
   // Initialize the invalid domain which describes all iterations for which the
   // access relation is not modeled correctly.
-  InvalidDomain = getStatement()->getInvalidDomain();
+  auto *StmtInvalidDomain = getStatement()->getInvalidDomain();
+  InvalidDomain = isl_set_empty(isl_set_get_space(StmtInvalidDomain));
+  isl_set_free(StmtInvalidDomain);
 
   isl_ctx *Ctx = isl_id_get_ctx(Id);
   isl_id *BaseAddrId = SAI->getBasePtrId();