github/codeql-coding-standards

This repository contains CodeQL queries and libraries which support various Coding Standards.

Stars: 227
Forks: 82
Open beginner issues: 2
Indexed issues: 116
Avg merge: 6d 7h
Merged PRs (30d): 9

Dominant language: CodeQL
License: MIT
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 16, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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`EXP39-C`: False positives related to compatible types, harmless casts Open

Difficulty-Medium false positive/false negative false-positive Impact-Medium Standard-CERT-C

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql-coding-standards#1200 · Opened Sep 20, 2026
`RULE-0-0-1`: "unreachable statement" false positives due to over-pruning of the control-flow graph Open

false positive/false negative

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql-coding-standards#1190 · Opened Aug 28, 2026
`RULE-0-1-1`: Findings should be suppressed for [[maybe_unused]] initialization Open

false positive/false negative

Difficulty 3/5 1-2 days Newbie friendliness 65/100

github/codeql-coding-standards#1175 · Opened Aug 20, 2026
`RULE-10-0-1`: Structured bindings should not be reported as violations Open

false positive/false negative Stardard-MISRA-C++

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

github/codeql-coding-standards#1172 · Opened Aug 5, 2026
`RULE-15-1-4`: Aggregate member initialized with "{}" falsely flagged Open

false positive/false negative Stardard-MISRA-C++

Difficulty 3/5 1-2 days Newbie friendliness 48/100

github/codeql-coding-standards#1165 · Opened Jul 25, 2026
`RULE-5-13-4`: False unsuffixed literal reported for T{} class member initializer Open

false positive/false negative

Difficulty 3/5 1-2 days Newbie friendliness 48/100

github/codeql-coding-standards#1164 · Opened Jul 25, 2026
Audit query for 15-0-1 not excluded from default MISRA C++ query suite Open

Difficulty-Low Impact-Medium Stardard-MISRA-C++

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

github/codeql-coding-standards#1161 · Opened Jul 19, 2026
`RULE-0-1-1`: Uninstantiated templates cause reports Open

Difficulty-Low false positive/false negative Impact-Medium Stardard-MISRA-C++

Difficulty 3/5 1-2 days Newbie friendliness 68/100

github/codeql-coding-standards#1160 · Opened Jul 19, 2026
`RULE-10-1-1`: Array access not considered non-const use of non-const pointer Open

Difficulty-Medium false positive/false negative Stardard-MISRA-C++

Difficulty 4/5 3-5 days Newbie friendliness 48/100

github/codeql-coding-standards#1159 · Opened Jul 17, 2026
`RULE-0-2-1`: Incorrectly labeled unused member function on template Open

false positive/false negative

Difficulty 4/5 3-5 days Newbie friendliness 42/100

github/codeql-coding-standards#1158 · Opened Jul 16, 2026
`Rule-6-7-2`: constexpr variable flagged as non-const Open

false positive/false negative

Difficulty 3/5 1-2 days Newbie friendliness 45/100

github/codeql-coding-standards#1157 · Opened Jul 16, 2026
`Rule-6-7-1`: Incorrectly stated static local variable Open

false positive/false negative

Difficulty 3/5 1-2 days Newbie friendliness 52/100

github/codeql-coding-standards#1156 · Opened Jul 16, 2026
`7-11-3`: FP for multiplication of template arguments Open

false positive/false negative

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/codeql-coding-standards#1155 · Opened Jul 16, 2026
`RULE-6-8-4`: FN for `*this` returning member Open

Difficulty-Medium false positive/false negative false-negative Impact-Low

Difficulty 4/5 3-5 days Newbie friendliness 52/100

github/codeql-coding-standards#1122 · Opened Apr 29, 2026
`ReadOfUninitializedMemory`: Improve overall precision and recall Open

Difficulty-High false positive/false negative Impact-Medium

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql-coding-standards#1079 · 1 comment · Opened Mar 11, 2026
`DIR-5-1`: false negatives in strtok Open

Difficulty-Low false positive/false negative false-negative Impact-Low

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

github/codeql-coding-standards#1078 · Opened Mar 10, 2026
`A5-0-1`: False positive related to overeager alias analysis Open

false positive/false negative

Difficulty 5/5 Over a week Newbie friendliness 35/100

github/codeql-coding-standards#1047 · Opened Feb 19, 2026
Add support for lambda captures in assignment-related predicates in misra BuiltInTypeRules Open

Difficulty-Medium Impact-Low Stardard-MISRA-C++ task

Difficulty 3/5 1-2 days Newbie friendliness 45/100

github/codeql-coding-standards#957 · Opened Sep 9, 2025
A1-1-2.1: QL test testing behavior of response file do not work as expected Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

github/codeql-coding-standards#918 · Opened Jul 2, 2025
add support for MSVC Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql-coding-standards#912 · Opened Jun 19, 2025
`DIR-15-8-1`: move assignment self-assignment false positive Open

Difficulty-Medium false positive/false negative Impact-Medium

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#889 · Opened Apr 24, 2025
Add support for `tss_t` thread local objects in Objects.qll Open

Difficulty-Medium Impact-Low Standard-MISRA-C

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql-coding-standards#877 · 1 comment · Opened Mar 27, 2025
`DIR-4-15`: Add support for `fpclassify()` functions. Open

Difficulty-Low false positive/false negative Impact-Low

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql-coding-standards#875 · Opened Mar 25, 2025
Flag duplicate code identifiers as invalid Open

enhancement

github/codeql-coding-standards#861 · 1 assignee · Opened Feb 18, 2025
`RULE-25-21`, others: Consider something like a library TracesToExplicit<T> Open

Difficulty-Low enhancement Impact-Low

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql-coding-standards#848 · Opened Jan 27, 2025
`RULE-18-1`: Picky about how pointers are tracked, doesn't consider derefs before 1 from end, or array-to-pointer conversions Open

Difficulty-Medium false positive/false negative false-negative Impact-Medium Standard-AUTOSAR Standard-MISRA-C

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#840 · Opened Jan 16, 2025
`A5-2-2`, `RULE-1-2`: Utilize new module to improve macro handling Open

Difficulty-Low enhancement Impact-Low Standard-AUTOSAR Standard-MISRA-C

Difficulty 3/5 1-2 days Newbie friendliness 35/100

github/codeql-coding-standards#839 · Opened Jan 16, 2025
`RULE-2-2`, etc: use new macro deduplication module for improved results Open

Difficulty-Low enhancement false positive/false negative false-negative Impact-Low Standard-AUTOSAR Standard-MISRA-C Stardard-MISRA-C++

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/codeql-coding-standards#838 · Opened Jan 16, 2025
`A12-1-1`: Does not apply transitively Open

Difficulty-Low false positive/false negative false-positive Impact-Medium Standard-AUTOSAR user-report

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#829 · 1 comment · Opened Dec 23, 2024
`A15-4-4`: Query incorrectly alerts functions that raise/can raise exceptions Open

Difficulty-Medium false positive/false negative Impact-Low

github/codeql-coding-standards#824 · 1 assignee · Opened Dec 17, 2024
`RULE-10-4`: False negatives as rule does not currently consider ternaries Open

Difficulty-Low false positive/false negative false-negative Impact-Low Standard-MISRA-C

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

github/codeql-coding-standards#821 · Opened Dec 12, 2024
`DCL53-CPP`: Reports non syntactically ambiguous object declarations Open

Difficulty-Medium false positive/false negative Impact-Low

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql-coding-standards#812 · Opened Dec 6, 2024
`A12-8-6`: Compiler generated special functions are not consistently flagged Open

Difficulty-Medium false positive/false negative Impact-Medium

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql-coding-standards#811 · Opened Dec 5, 2024
`A2-10-5`: id name reuse false positive with template specialization Open

Difficulty-Low false positive/false negative Impact-Low user-report

Difficulty 3/5 1-2 days Newbie friendliness 48/100

github/codeql-coding-standards#806 · 2 comments · Opened Dec 2, 2024
`CON34-C`: Implementation seems to check incorrect aspects of thread storage duration objects Open

false positive/false negative Standard-CERT-C

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#801 · 1 comment · Opened Nov 20, 2024
`A4-7-1`: false positives in for loops Open

Difficulty-High false positive/false negative Impact-Medium Standard-AUTOSAR

Difficulty 4/5 3-5 days Newbie friendliness 28/100

github/codeql-coding-standards#798 · Opened Nov 14, 2024
`A4-7-1`: integer data loss false positive erasing from container Open

Difficulty-High false positive/false negative Impact-Medium Standard-AUTOSAR

Difficulty 3/5 1-2 days Newbie friendliness 35/100

github/codeql-coding-standards#793 · 1 comment · Opened Nov 11, 2024
`RULE-8-4`: Improve detection of compatible types Open

Difficulty-Medium false positive/false negative Impact-Low Standard-CERT-C

github/codeql-coding-standards#780 · 1 assignee · Opened Oct 24, 2024
`RULE-8-13`: Consider possible macro false positives Open

Difficulty-High false positive/false negative Impact-Low Standard-MISRA-C

Difficulty 5/5 Over a week Newbie friendliness 25/100

github/codeql-coding-standards#775 · Opened Oct 22, 2024
`A27-0-4`: C-Style (and arrays) detected when logging in assert or using the hash/stringize operator in a macro Open

false positive/false negative Standard-AUTOSAR

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#772 · Opened Oct 22, 2024
`RULE-13-5`: Improve reporting to clarify type of side effect Open

enhancement Standard-MISRA-C

Difficulty 3/5 1-2 days Newbie friendliness 42/100

github/codeql-coding-standards#767 · Opened Oct 21, 2024
`A5-16-1`: Constructing `std::string` is considered as sub-expression in ternary operation Open

Difficulty-Low false positive/false negative Impact-Medium Standard-AUTOSAR user-report

Difficulty 3/5 1-2 days Newbie friendliness 35/100

github/codeql-coding-standards#754 · 2 comments · Opened Oct 18, 2024
`A0-1-1`: initialization of constexpr used as NTTP is detected as useless assignment Open

Difficulty-Medium false positive/false negative Impact-Medium Standard-AUTOSAR user-report

github/codeql-coding-standards#728 · 1 assignee · Opened Oct 3, 2024
`A20-8-5`-`A20-8-6`: Cannot create a smart pointer with `nullptr` value Open

Difficulty-Low false positive/false negative Impact-Low Standard-AUTOSAR user-report

Difficulty 3/5 1-2 days Newbie friendliness 35/100

github/codeql-coding-standards#721 · 1 comment · 2 reactions · Opened Sep 30, 2024
`A2-7-3`: documented type alias to template instantiation considered undocumented Open

Difficulty-Medium false positive/false negative Impact-Low Standard-AUTOSAR user-report

Difficulty 3/5 1-2 days Newbie friendliness 45/100

github/codeql-coding-standards#709 · 2 comments · Opened Sep 22, 2024
Simplify link target handling Open

enhancement Standard-MISRA-C

Difficulty 4/5 3-5 days Newbie friendliness 45/100

github/codeql-coding-standards#700 · Opened Sep 19, 2024
`A1-1-2`: does not understand -Wno-* flags Open

Difficulty-Low false positive/false negative Impact-Medium Standard-AUTOSAR

github/codeql-coding-standards#689 · 1 comment · 1 assignee · Opened Sep 17, 2024
`RULE-11-9`: Consider more types of assignment Open

Difficulty-Low false positive/false negative Impact-Medium Standard-MISRA-C

Difficulty 4/5 3-5 days Newbie friendliness 38/100

github/codeql-coding-standards#671 · Opened Sep 6, 2024
`A15-4-4`: Functions that allocate are considered non-throwing Open

Difficulty-Medium false positive/false negative Impact-Medium Standard-AUTOSAR user-report

Difficulty 4/5 3-5 days Newbie friendliness 42/100

github/codeql-coding-standards#662 · 1 comment · Opened Aug 13, 2024
`A8-5-2`: Reports a violation even for correctly initialized variables as per the rule Open

Difficulty-Low false positive/false negative Impact-Medium Standard-AUTOSAR user-report

Difficulty 4/5 3-5 days Newbie friendliness 35/100

github/codeql-coding-standards#645 · 3 comments · Opened Jul 17, 2024

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