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Tool

Version

Checker

Description

CodeSonar
Include Page
CodeSonar_V
CodeSonar_V

DIAG.UNEX.*
LANG.STRUCT.RC
LANG.STRUCT.UC

Code not exercised by analysis
Redundant condition
Unreachable {Call, Computation, Conditional, Control Flow, Data Flow}

Coverity

Include Page
Coverity_V
Coverity_V

DEADCODE


UNREACHABLE

Can detect the specific instance where code can never be reached because of a logical contradiction or a dead "default" in switch statement

Can detect the instances where code block is unreachable because of the syntactic structure of the code

GCC
Include Page
GCC_V
GCC_V


Can detect violations of this recommendation when the -Wunreachable-code flag is used

Klocwork
Include Page
Klocwork_V
Klocwork_V

LA_UNUSED
UNREACH.GEN
UNREACH.RETURN
UNREACH.SIZEOF
INVARIANT_CONDITION.UNREACH


LDRA tool suite
Include Page
LDRA_V
LDRA_V

1 J
139 S
140 S

Fully implemented

Parasoft C/C++test
Include Page
Parasoft_V
Parasoft_V

CERT_C-MSC07-a
CERT_C-MSC07-b
CERT_C-MSC07-c
CERT_C-MSC07-d
CERT_C-MSC07-e
CERT_C-MSC07-f
CERT_C-MSC07-g
CERT_C-MSC07-h

There shall be no unreachable code in "else" block
There shall be no unreachable code after 'return', 'break', 'continue', and 'goto' statements
There shall be no unreachable code in "if/else/while/for" block
There shall be no unreachable code in switch statement
There shall be no unreachable code in 'for' loop
There shall be no unreachable code after 'if' or 'switch' statement
There shall be no unreachable code after "if" or "switch" statement inside while/for/do...while loop
Avoid switch with unreachable branches

Polyspace Bug Finder

Include Page
Polyspace Bug Finder_V
Polyspace Bug Finder_V

Dead code

Missing case for switch condition

Unreachable code

MISRA C:2012 Rule 2.1

Code does not execute

Default case is missing and may be reached

Code following control-flow statements

A project shall not contain unreachable code

PRQA QA-C
Include Page
PRQA QA-C_v
PRQA QA-C_v

1501, 1503, 2008, 2877, 2880, 2881,

2882, 2883, 2980, 2981, 2982, 2983,

2984, 2985, 2986, 3202, 3203, 3205,

3206, 3207, 3210, 3219, 3229, 3404,

3422, 3423, 3425, 3470 ,

Fully implemented
SonarQube C/C++ Plugin
 
Include Page
SonarQube C/C++ Plugin_V
SonarQube C/C++ Plugin_V

S1763, S1751


Splint
Include Page
Splint_V
Splint_V


Can detect violations of this recommendation when the -Wunreachable-code flag is used

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