sdk/lib/_internal/compiler/implementation/ssa/nodes.dart - Issue 12211112: Start work on a non-complete type inferrer. Currently only analyzes return types.

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Unified Diff: sdk/lib/_internal/compiler/implementation/ssa/nodes.dart

Issue 12211112: Start work on a non-complete type inferrer. Currently only analyzes return types. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 7 years, 10 months ago

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Index: sdk/lib/_internal/compiler/implementation/ssa/nodes.dart

===================================================================

--- sdk/lib/_internal/compiler/implementation/ssa/nodes.dart (revision 18442)

+++ sdk/lib/_internal/compiler/implementation/ssa/nodes.dart (working copy)

@@ -1369,7 +1369,8 @@

}

HType computeTypeFromInputTypes(HTypeMap types, Compiler compiler) {

- return specializer.computeTypeFromInputTypes(this, types, compiler);

+ HType type = specializer.computeTypeFromInputTypes(this, types, compiler);

+ return type.isUnknown() ? guaranteedType : type;

}

@@ -1671,6 +1672,9 @@

abstract class HBinaryBitOp extends HBinaryArithmetic {

HBinaryBitOp(HInstruction left, HInstruction right) : super(left, right);

HType get guaranteedType => HType.INTEGER;

+ HType computeTypeFromInputTypes(HTypeMap types, Compiler compiler) {

+ return guaranteedType;

+ }

}

class HShiftLeft extends HBinaryBitOp {