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Merge pull request #145 from nickrolfe/rewording

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C++: clearer alert wording in integer-multiplication-cast-to-long
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Geoffrey White
2018-09-04 18:00:37 +01:00
committed by GitHub
parent 98aa7f88b2 f2d030a7e6
commit ae80b8dbec
2 changed files with 10 additions and 10 deletions
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2
cpp/ql/src/Likely Bugs/Arithmetic/IntMultToLong.ql
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@@ -103,4 +103,4 @@ where t1 = me.getType().getUnderlyingType() and
) and
e.(Literal).getType().getSize() = t2.getSize()
)
select me, "Cast to '" + me.getFullyConverted().getType().toString() + "' before multiplication to avoid potential overflow."
select me, "Multiplication result may overflow '" + me.getType().toString() + "' before it is converted to '" + me.getFullyConverted().getType().toString() + "'."

18
cpp/ql/test/query-tests/Likely Bugs/Arithmetic/IntMultToLong/IntMultToLong.expected
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@@ -1,9 +1,9 @@
| IntMultToLong.c:4:10:4:14 | ... * ... | Cast to 'long long' before multiplication to avoid potential overflow. |
| IntMultToLong.c:7:16:7:20 | ... * ... | Cast to 'long long' before multiplication to avoid potential overflow. |
| IntMultToLong.c:18:19:18:23 | ... * ... | Cast to 'double' before multiplication to avoid potential overflow. |
| IntMultToLong.c:21:19:21:29 | ... * ... | Cast to 'double' before multiplication to avoid potential overflow. |
| IntMultToLong.c:38:19:38:23 | ... * ... | Cast to 'double' before multiplication to avoid potential overflow. |
| IntMultToLong.c:59:20:59:31 | ... * ... | Cast to 'double' before multiplication to avoid potential overflow. |
| IntMultToLong.c:61:23:61:33 | ... * ... | Cast to 'long long' before multiplication to avoid potential overflow. |
| IntMultToLong.c:63:23:63:40 | ... * ... | Cast to 'long long' before multiplication to avoid potential overflow. |
| IntMultToLong.c:75:9:75:13 | ... * ... | Cast to 'size_t' before multiplication to avoid potential overflow. |
| IntMultToLong.c:4:10:4:14 | ... * ... | Multiplication result may overflow 'int' before it is converted to 'long long'. |
| IntMultToLong.c:7:16:7:20 | ... * ... | Multiplication result may overflow 'int' before it is converted to 'long long'. |
| IntMultToLong.c:18:19:18:23 | ... * ... | Multiplication result may overflow 'float' before it is converted to 'double'. |
| IntMultToLong.c:21:19:21:29 | ... * ... | Multiplication result may overflow 'float' before it is converted to 'double'. |
| IntMultToLong.c:38:19:38:23 | ... * ... | Multiplication result may overflow 'float' before it is converted to 'double'. |
| IntMultToLong.c:59:20:59:31 | ... * ... | Multiplication result may overflow 'float' before it is converted to 'double'. |
| IntMultToLong.c:61:23:61:33 | ... * ... | Multiplication result may overflow 'int' before it is converted to 'long long'. |
| IntMultToLong.c:63:23:63:40 | ... * ... | Multiplication result may overflow 'int' before it is converted to 'long long'. |
| IntMultToLong.c:75:9:75:13 | ... * ... | Multiplication result may overflow 'int' before it is converted to 'size_t'. |