SEI CERT C++ Coding Standard

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Using reserved identifiers can lead to incorrect program operation.

Rule

Severity

Likelihood

Remediation Cost

Priority

Level

DCL51-CPP

Low

Unlikely

Low

P3

L3

Automated Detection

Tool

Version

Checker

Description

Astrée

Include Page
Astrée_V
Astrée_V

reserved-identifier
Partially checked
Axivion Bauhaus Suite

Include Page
Axivion Bauhaus Suite_V
Axivion Bauhaus Suite_V

CertC++-DCL51
Clang
Include Page
Clang_V
Clang_V
-Wreserved-id-macro
-Wuser-defined-literals 		The -Wreserved-id-macro flag is not enabled by default or with -Wall, but is enabled with -Weverything. This flag does not
catch all instances of this rule, such as redefining reserved names.
CodeSonar
Include Page
CodeSonar_V
CodeSonar_V

LANG.ID.NU.MK

LANG.STRUCT.DECL.RESERVED

Macro name is C keyword

Declaration of reserved name

Helix QAC

Include Page
Helix QAC_V
Helix QAC_V

C++5003
Klocwork
Include Page
Klocwork_V
Klocwork_V

MISRA.DEFINE.WRONGNAME
MISRA.DEFINE.WRONGNAME.UNDERSCORE
MISRA.UNDEF.WRONGNAME
MISRA.UNDEF.WRONGNAME.UNDERSCORE
MISRA.STDLIB.WRONGNAME
MISRA.STDLIB.WRONGNAME.UNDERSCORE


LDRA tool suite
Include Page
LDRA_V
LDRA_V

86 S, 218 S, 219 S, 580 S

Fully implemented

Parasoft C/C++test
9.5MISRA2008-17_0_1_{a, b} SonarQube C/C++ Plugin Include PageSonarQube C/C++ Plugin_VSonarQube C/C++ Plugin_VS978 PRQA QA-C++ Include PagePRQA QA-C++_VPRQA QA-C++_V

5003

 
Include Page
Parasoft_V
Parasoft_V

CERT_CPP-DCL51-a
CERT_CPP-DCL51-b
CERT_CPP-DCL51-c
CERT_CPP-DCL51-d
CERT_CPP-DCL51-e
CERT_CPP-DCL51-f

Do not #define or #undef identifiers with names which start with underscore
Do not redefine reserved words
Do not #define nor #undef identifier 'defined'
The names of standard library macros, objects and functions shall not be reused
The names of standard library macros, objects and functions shall not be reused (C90)
The names of standard library macros, objects and functions shall not be reused (C99)

Polyspace Bug Finder

Include Page
Polyspace Bug Finder_V
Polyspace Bug Finder_V

CERT C++: DCL51-CPPChecks for redefinitions of reserved identifiers (rule partially covered)
PVS-Studio

Include Page
PVS-Studio_V
PVS-Studio_V

V1059
RuleChecker
Include Page
RuleChecker_V
RuleChecker_V
reserved-identifier
Partially checked
SonarQube C/C++ Plugin
Include Page
SonarQube C/C++ Plugin_V
SonarQube C/C++ Plugin_V
978

Related Vulnerabilities

Search for vulnerabilities resulting from the violation of this rule on the CERT website.

Related Guidelines

SEI CERT C++ Coding StandardDCL58-CPP. Do not modify the standard namespaces
SEI CERT C Coding StandardDCL37-C. Do not declare or define a reserved identifier
PRE06-C. Enclose header files in an
inclusion
include guard 
MISRA C++:2008Rule 17-0-1

Bibliography

[ISO/IEC 14882-2014]

Subclause 17.6.4.3, "Reserved Names"

[ISO/IEC 9899:2011 ]Subclause 7.1.3, "Reserved Identifiers"

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