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Merge pull request #1480 from geoffw0/time

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CPP: Speed up StructWithExactEraDate.ql
This commit is contained in:
Jonas Jensen
2019-06-20 15:27:52 +02:00
committed by GitHub
parent 524a184fdb 0e69063e3c
commit 364100f043
1 changed files with 32 additions and 11 deletions
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43
cpp/ql/src/Likely Bugs/JapaneseEra/StructWithExactEraDate.ql
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@@ -4,6 +4,7 @@
* @kind problem
* @problem.severity warning
* @id cpp/japanese-era/struct-with-exact-era-date
* @precision medium
* @tags reliability
* japanese-era
*/
@@ -11,17 +12,37 @@
import cpp
import semmle.code.cpp.commons.DateTime
predicate assignedYear(Struct s, YearFieldAccess year, int value)
{
exists(Operation yearAssignment |
s.getAField().getAnAccess() = year and
yearAssignment.getAnOperand() = year and
yearAssignment.getAnOperand().getValue().toInt() = value
)
}
predicate assignedMonth(Struct s, MonthFieldAccess month, int value)
{
exists(Operation monthAssignment |
s.getAField().getAnAccess() = month and
monthAssignment.getAnOperand() = month and
monthAssignment.getAnOperand().getValue().toInt() = value
)
}
predicate assignedDay(Struct s, DayFieldAccess day, int value)
{
exists(Operation dayAssignment |
s.getAField().getAnAccess() = day and
dayAssignment.getAnOperand() = day and
dayAssignment.getAnOperand().getValue().toInt() = value
)
}
from
StructLikeClass s, YearFieldAccess year, MonthFieldAccess month, DayFieldAccess day,
Operation yearAssignment, Operation monthAssignment, Operation dayAssignment
StructLikeClass s, YearFieldAccess year, MonthFieldAccess month, DayFieldAccess day
where
s.getAField().getAnAccess() = year and
yearAssignment.getAnOperand() = year and
yearAssignment.getAnOperand().getValue().toInt() = 1989 and
s.getAField().getAnAccess() = month and
monthAssignment.getAnOperand() = month and
monthAssignment.getAnOperand().getValue().toInt() = 1 and
s.getAField().getAnAccess() = day and
dayAssignment.getAnOperand() = day and
dayAssignment.getAnOperand().getValue().toInt() = 8
assignedYear(s, year, 1989) and
assignedMonth(s, month, 1) and
assignedDay(s, day, 8)
select year, "A time struct that is initialized with exact Japanese calendar era start date."