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C++: Exclude a few more operands from the dataflow graph. These aren't ever used for dataflow, and it should give us a slight speedup.

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Mathias Vorreiter Pedersen
2022-10-06 17:22:09 +01:00
parent 3fcb825e7f
commit 65a538ed41
1 changed files with 3 additions and 1 deletions
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4
cpp/ql/lib/experimental/semmle/code/cpp/ir/dataflow/internal/SsaInternalsCommon.qll
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@@ -11,7 +11,9 @@ private import DataFlowUtil
* corresponding `(Indirect)OperandNode`.
*/
predicate ignoreOperand(Operand operand) {
operand = any(Instruction instr | ignoreInstruction(instr)).getAnOperand()
operand = any(Instruction instr | ignoreInstruction(instr)).getAnOperand() or
operand = any(Instruction instr | ignoreInstruction(instr)).getAUse() or
operand instanceof MemoryOperand
}
/**