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-rw-r--r--js/src/jit/IonBuilder.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/js/src/jit/IonBuilder.cpp b/js/src/jit/IonBuilder.cpp
index f08baf865..3d0b73f04 100644
--- a/js/src/jit/IonBuilder.cpp
+++ b/js/src/jit/IonBuilder.cpp
@@ -3823,7 +3823,7 @@ IonBuilder::improveTypesAtTypeOfCompare(MCompare* ins, bool trueBranch, MTest* t
tmp.addType(TypeSet::PrimitiveType(ValueTypeFromMIRType(subject->type())), alloc_->lifoAlloc());
}
- if (inputTypes->unknown())
+ if (inputTypes->unknown() || inputTypes->hasType(TypeSet::MagicArgType()))
return true;
// Note: we cannot remove the AnyObject type in the false branch,
@@ -3905,7 +3905,7 @@ IonBuilder::improveTypesAtNullOrUndefinedCompare(MCompare* ins, bool trueBranch,
tmp.addType(TypeSet::PrimitiveType(ValueTypeFromMIRType(subject->type())), alloc_->lifoAlloc());
}
- if (inputTypes->unknown())
+ if (inputTypes->unknown() || inputTypes->hasType(TypeSet::MagicArgType()))
return true;
TemporaryTypeSet* type;
@@ -3969,7 +3969,7 @@ IonBuilder::improveTypesAtTest(MDefinition* ins, bool trueBranch, MTest* test)
tmp.addType(TypeSet::PrimitiveType(ValueTypeFromMIRType(subject->type())), alloc_->lifoAlloc());
}
- if (oldType->unknown())
+ if (oldType->unknown() || oldType->hasType(TypeSet::MagicArgType()))
return true;
TemporaryTypeSet* type = nullptr;
@@ -4049,7 +4049,7 @@ IonBuilder::improveTypesAtTest(MDefinition* ins, bool trueBranch, MTest* test)
}
// If ins does not have a typeset we return as we cannot optimize.
- if (oldType->unknown())
+ if (oldType->unknown() || oldType->hasType(TypeSet::MagicArgType()))
return true;
// Decide either to set or remove.