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CPP: Add a test of NonConstFunctionPointer.ql.

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Geoffrey White
2018-11-22 17:05:06 +00:00
parent 17560cf92e
commit 5d8e34a55f
3 changed files with 25 additions and 0 deletions
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3
cpp/ql/test/query-tests/JPL_C/LOC-4/Rule 29/NonConstFunctionPointer/NonConstFunctionPointer.expected Normal file
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| test.c:18:2:18:10 | call to expression | This call does not go through a const function pointer. |
| test.c:19:2:19:10 | call to expression | This call does not go through a const function pointer. |
| test.c:20:2:20:10 | call to expression | This call does not go through a const function pointer. |

1
cpp/ql/test/query-tests/JPL_C/LOC-4/Rule 29/NonConstFunctionPointer/NonConstFunctionPointer.qlref Normal file
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JPL_C/LOC-4/Rule 29/NonConstFunctionPointer.ql

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cpp/ql/test/query-tests/JPL_C/LOC-4/Rule 29/NonConstFunctionPointer/test.c Normal file
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// test.c
void myFunc1();
void myFunc2();
typedef void (*voidFunPointer)();
void test()
{
void (*funPtr1)() = &myFunc1;
const void (*funPtr2)() = &myFunc1;
const voidFunPointer funPtr3 = &myFunc1;
funPtr1 = &myFunc2;
funPtr2 = &myFunc2;
//funPtr3 = &myFunc2; --- this would be a compilation error
funPtr1(); // BAD
funPtr2(); // BAD
funPtr3(); // GOOD [FALSE POSITIVE]
}