Fixed missing context while detecting unit strides.
With regression test (found by fuzz testing).
Bug: 37033123
Test: test-art-target
Change-Id: Id738b2a3a353985c3d0bf3beeb581a31f1fcbc3f
diff --git a/compiler/optimizing/induction_var_range.cc b/compiler/optimizing/induction_var_range.cc
index d6513c8..1c8674d 100644
--- a/compiler/optimizing/induction_var_range.cc
+++ b/compiler/optimizing/induction_var_range.cc
@@ -383,12 +383,13 @@
return false;
}
-bool InductionVarRange::IsUnitStride(HInstruction* instruction,
+bool InductionVarRange::IsUnitStride(HInstruction* context,
+ HInstruction* instruction,
/*out*/ HInstruction** offset) const {
HLoopInformation* loop = nullptr;
HInductionVarAnalysis::InductionInfo* info = nullptr;
HInductionVarAnalysis::InductionInfo* trip = nullptr;
- if (HasInductionInfo(instruction, instruction, &loop, &info, &trip)) {
+ if (HasInductionInfo(context, instruction, &loop, &info, &trip)) {
if (info->induction_class == HInductionVarAnalysis::kLinear &&
info->op_b->operation == HInductionVarAnalysis::kFetch &&
!HInductionVarAnalysis::IsNarrowingLinear(info)) {