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authorDimitry Andric <dim@FreeBSD.org>2021-04-26 11:23:24 +0000
committerDimitry Andric <dim@FreeBSD.org>2021-06-13 20:01:15 +0000
commitd409305fa3838fb39b38c26fc085fb729b8766d5 (patch)
treefd234b27775fb59a57266cf36a05ec916e79a85f /contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp
parente8d8bef961a50d4dc22501cde4fb9fb0be1b2532 (diff)
parentb4125f7d51da2bb55d3b850dba9a69c201c3422c (diff)
Diffstat (limited to 'contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp')
-rw-r--r--contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp5
1 files changed, 4 insertions, 1 deletions
diff --git a/contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp b/contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp
index 7f311d8f9a2b..94a24ccf2155 100644
--- a/contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp
+++ b/contrib/llvm-project/llvm/lib/Analysis/IVDescriptors.cpp
@@ -243,11 +243,14 @@ bool RecurrenceDescriptor::AddReductionVar(PHINode *Phi, RecurKind Kind,
if (RecurrenceType->isFloatingPointTy()) {
if (!isFloatingPointRecurrenceKind(Kind))
return false;
- } else {
+ } else if (RecurrenceType->isIntegerTy()) {
if (!isIntegerRecurrenceKind(Kind))
return false;
if (isArithmeticRecurrenceKind(Kind))
Start = lookThroughAnd(Phi, RecurrenceType, VisitedInsts, CastInsts);
+ } else {
+ // Pointer min/max may exist, but it is not supported as a reduction op.
+ return false;
}
Worklist.push_back(Start);