mirror of
https://github.com/github/codeql.git
synced 2026-04-21 23:14:03 +02:00
42 lines
1.1 KiB
Plaintext
42 lines
1.1 KiB
Plaintext
/**
|
|
* @name Guards comparison test
|
|
* @description List comparison parts.
|
|
* @kind test
|
|
*/
|
|
|
|
import cpp
|
|
import semmle.code.cpp.controlflow.Guards
|
|
|
|
from GuardCondition guard, Expr left, int k, string op, string msg
|
|
where
|
|
exists(boolean sense, string which |
|
|
sense = true and which = "true"
|
|
or
|
|
sense = false and which = "false"
|
|
|
|
|
exists(Expr right |
|
|
guard.comparesLt(left, right, k, true, sense) and op = " < "
|
|
or
|
|
guard.comparesLt(left, right, k, false, sense) and op = " >= "
|
|
or
|
|
guard.comparesEq(left, right, k, true, sense) and op = " == "
|
|
or
|
|
guard.comparesEq(left, right, k, false, sense) and op = " != "
|
|
|
|
|
msg = left + op + right + "+" + k + " when " + guard + " is " + which
|
|
)
|
|
)
|
|
or
|
|
exists(GuardValue value |
|
|
guard.comparesLt(left, k, true, value) and op = " < "
|
|
or
|
|
guard.comparesLt(left, k, false, value) and op = " >= "
|
|
or
|
|
guard.comparesEq(left, k, true, value) and op = " == "
|
|
or
|
|
guard.comparesEq(left, k, false, value) and op = " != "
|
|
|
|
|
msg = left + op + k + " when " + guard + " is " + value
|
|
)
|
|
select guard, msg
|