SEI CERT C Coding Standard

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Tool

Version

Checker

Description

Astrée
Include Page
Astrée_V
Astrée_V

invalid-free

Fully checked
Axivion Bauhaus Suite

Include Page
Axivion Bauhaus Suite_V
Axivion Bauhaus Suite_V

CertC-MEM34Can detect memory deallocations for stack objects
Clang
Include Page
Clang_V
Clang_V
clang-analyzer-unix.MallocChecked by clang-tidy; can detect some instances of this rule, but does not detect all
CodeSonar
Include Page
CodeSonar_V
CodeSonar_V

ALLOC.TM

Type Mismatch

Compass/ROSE

Can detect some violations of this rule

Coverity

Include Page
Coverity_V
Coverity_V

BAD_FREE

Identifies calls to free() where the argument is a pointer to a function or an array. It also detects the cases where
free() is used on an address-of expression, which can never be heap allocated. Coverity Prevent cannot discover all
violations of this rule, so further verification is necessary

Helix QAC

Include Page
Helix QAC_V
Helix QAC_V

DF2721, DF2722, DF2723


Klocwork
Include Page
Klocwork_V
Klocwork_V
FNH.MIGHT
FNH.MUST
LDRA tool suite
Include Page
LDRA_V
LDRA_V

407 S, 483 S, 644 S, 645 S, 125 D

Partially implemented
Parasoft C/C++test
Include Page
Parasoft_V
Parasoft_V

CERT_C-MEM34-a

Do not free resources using invalid pointers
Parasoft Insure++

Runtime analysis
PC-lint Plus

Include Page
PC-lint Plus_V
PC-lint Plus_V

424, 673

Fully supported

Polyspace Bug Finder

Include Page
Polyspace Bug Finder_V
Polyspace Bug Finder_V

CERT C: Rule MEM34-C


Checks for:

  • Invalid free of pointer
  • Invalid reallocation of pointer

Rule fully covered.

PRQA QA-C
Include Page
PRQA QA-C_vPRQA QA-C_v2721, 2722, 2723PRQA QA-C++
Include Page
cplusplus:PRQA QA-C++_Vcplusplus:PRQA QA-C++_V
2721, 2722, 2723PVS-Studio

Include Page
PVS-Studio_V
PVS-Studio_V

V585, V726
RuleChecker
Include Page
RuleChecker_V
RuleChecker_V
invalid-free
Partially checked
TrustInSoft Analyzer

Include Page
TrustInSoft Analyzer_V
TrustInSoft Analyzer_V

unclassified ("free expects a free-able address")

Exhaustively verified (see one compliant and one non-compliant example).

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