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C++: Fix some Ql4Ql violations.

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This commit is contained in:
Michael Nebel
2025-09-03 08:14:20 +02:00
parent 31852985e5
commit 83d53baf82
33 changed files with 111 additions and 85 deletions
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18
cpp/ql/lib/experimental/semmle/code/cpp/rangeanalysis/RangeAnalysis.qll
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@@ -298,10 +298,11 @@ private predicate boundFlowStep(Instruction i, NonPhiOperand op, int delta, bool
else
if strictlyNegative(x)
then upper = true and delta = -1
else
if negative(x)
then upper = true and delta = 0
else none()
else (
negative(x) and
upper = true and
delta = 0
)
)
or
exists(Operand x |
@@ -321,10 +322,11 @@ private predicate boundFlowStep(Instruction i, NonPhiOperand op, int delta, bool
else
if strictlyNegative(x)
then upper = false and delta = 1
else
if negative(x)
then upper = false and delta = 0
else none()
else (
negative(x) and
upper = false and
delta = 0
)
)
or
i.(RemInstruction).getRightOperand() = op and positive(op) and delta = -1 and upper = true