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Revision tags: llvmorg-18.1.8, llvmorg-18.1.7, llvmorg-18.1.6, llvmorg-18.1.5, llvmorg-18.1.4, llvmorg-18.1.3, llvmorg-18.1.2, llvmorg-18.1.1, llvmorg-18.1.0, llvmorg-18.1.0-rc4, llvmorg-18.1.0-rc3, llvmorg-18.1.0-rc2, llvmorg-18.1.0-rc1, llvmorg-19-init, llvmorg-17.0.6, llvmorg-17.0.5, llvmorg-17.0.4, llvmorg-17.0.3
# c202a17d 16-Oct-2023 Balázs Kéri <balazs.keri@ericsson.com>

[clang][analyzer] Move checker alpha.unix.StdCLibraryFunctions out of alpha. (#66207)


Revision tags: llvmorg-17.0.2, llvmorg-17.0.1, llvmorg-17.0.0, llvmorg-17.0.0-rc4, llvmorg-17.0.0-rc3, llvmorg-17.0.0-rc2, llvmorg-17.0.0-rc1, llvmorg-18-init, llvmorg-16.0.6, llvmorg-16.0.5
# 4f0436dd 01-Jun-2023 Balázs Kéri <balazs.keri@ericsson.com>

[clang][analyzer] Merge apiModeling.StdCLibraryFunctions and StdCLibraryFunctionArgs checkers into one.

Main reason for this change is that these checkers were implemented in the same class
but had

[clang][analyzer] Merge apiModeling.StdCLibraryFunctions and StdCLibraryFunctionArgs checkers into one.

Main reason for this change is that these checkers were implemented in the same class
but had different dependency ordering. (NonNullParamChecker should run before StdCLibraryFunctionArgs
to get more special warning about null arguments, but the apiModeling.StdCLibraryFunctions was a modeling
checker that should run before other non-modeling checkers. The modeling checker changes state in a way
that makes it impossible to detect a null argument by NonNullParamChecker.)
To make it more simple, the modeling part is removed as separate checker and can be only used if
checker StdCLibraryFunctions is turned on, that produces the warnings too. Modeling the functions
without bug detection (for invalid argument) is not possible. The modeling of standard functions
does not happen by default from this change on.

Reviewed By: Szelethus

Differential Revision: https://reviews.llvm.org/D151225

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Revision tags: llvmorg-16.0.4, llvmorg-16.0.3, llvmorg-16.0.2
# ce1fb03d 12-Apr-2023 Balázs Kéri <1.int32@gmail.com>

[clang][analyzer] Improve bug reports of StdLibraryFunctionsChecker.

Add an additional explanation of what is wrong if a constraint is
not satisfied, in some cases.
Additionally the bug report gener

[clang][analyzer] Improve bug reports of StdLibraryFunctionsChecker.

Add an additional explanation of what is wrong if a constraint is
not satisfied, in some cases.
Additionally the bug report generation is changed to use raw_ostream.

Reviewed By: Szelethus, NoQ

Differential Revision: https://reviews.llvm.org/D144003

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Revision tags: llvmorg-16.0.1, llvmorg-16.0.0, llvmorg-16.0.0-rc4, llvmorg-16.0.0-rc3
# ddc5d40d 15-Feb-2023 Balázs Kéri <1.int32@gmail.com>

[clang][analyzer] Make messages of StdCLibraryFunctionsChecker user-friendly

Warnings and notes of checker alpha.unix.StdLibraryFunctionArgs are
improved. Previously one warning and one note was emi

[clang][analyzer] Make messages of StdCLibraryFunctionsChecker user-friendly

Warnings and notes of checker alpha.unix.StdLibraryFunctionArgs are
improved. Previously one warning and one note was emitted for every
finding, now one warning is emitted only that contains a detailed
description of the found issue.

Reviewed By: Szelethus

Differential Revision: https://reviews.llvm.org/D143194

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Revision tags: llvmorg-16.0.0-rc2, llvmorg-16.0.0-rc1, llvmorg-17-init, llvmorg-15.0.7, llvmorg-15.0.6, llvmorg-15.0.5, llvmorg-15.0.4, llvmorg-15.0.3, working, llvmorg-15.0.2, llvmorg-15.0.1, llvmorg-15.0.0, llvmorg-15.0.0-rc3, llvmorg-15.0.0-rc2, llvmorg-15.0.0-rc1, llvmorg-16-init, llvmorg-14.0.6, llvmorg-14.0.5, llvmorg-14.0.4, llvmorg-14.0.3, llvmorg-14.0.2, llvmorg-14.0.1, llvmorg-14.0.0, llvmorg-14.0.0-rc4, llvmorg-14.0.0-rc3, llvmorg-14.0.0-rc2, llvmorg-14.0.0-rc1, llvmorg-15-init, llvmorg-13.0.1, llvmorg-13.0.1-rc3, llvmorg-13.0.1-rc2, llvmorg-13.0.1-rc1, llvmorg-13.0.0, llvmorg-13.0.0-rc4, llvmorg-13.0.0-rc3, llvmorg-13.0.0-rc2, llvmorg-13.0.0-rc1, llvmorg-14-init, llvmorg-12.0.1, llvmorg-12.0.1-rc4, llvmorg-12.0.1-rc3, llvmorg-12.0.1-rc2, llvmorg-12.0.1-rc1
# a7cb951f 22-Apr-2021 Gabor Marton <gabor.marton@ericsson.com>

[Analyzer][StdLibraryFunctionsChecker] Describe arg constraints

In this patch, I provide a detailed explanation for each argument
constraint. This explanation is added in an extra 'note' tag, which

[Analyzer][StdLibraryFunctionsChecker] Describe arg constraints

In this patch, I provide a detailed explanation for each argument
constraint. This explanation is added in an extra 'note' tag, which is
displayed alongside the warning.
Since these new notes describe clearly the constraint, there is no need
to provide the number of the argument (e.g. 'Arg3') within the warning.
However, I decided to keep the name of the constraint in the warning (but
this could be a subject of discussion) in order to be able to identify
the different kind of constraint violations easily in a bug database
(e.g. CodeChecker).

Differential Revision: https://reviews.llvm.org/D101060

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Revision tags: llvmorg-12.0.0, llvmorg-12.0.0-rc5, llvmorg-12.0.0-rc4, llvmorg-12.0.0-rc3, llvmorg-12.0.0-rc2, llvmorg-11.1.0, llvmorg-11.1.0-rc3, llvmorg-12.0.0-rc1, llvmorg-13-init, llvmorg-11.1.0-rc2, llvmorg-11.1.0-rc1, llvmorg-11.0.1, llvmorg-11.0.1-rc2, llvmorg-11.0.1-rc1, llvmorg-11.0.0, llvmorg-11.0.0-rc6, llvmorg-11.0.0-rc5, llvmorg-11.0.0-rc4, llvmorg-11.0.0-rc3, llvmorg-11.0.0-rc2, llvmorg-11.0.0-rc1, llvmorg-12-init, llvmorg-10.0.1, llvmorg-10.0.1-rc4, llvmorg-10.0.1-rc3, llvmorg-10.0.1-rc2
# cfd6b4b8 27-May-2020 Kirstóf Umann <dkszelethus@gmail.com>

[analyzer] Don't allow hidden checkers to emit diagnostics

Hidden checkers (those marked with Hidden in Checkers.td) are meant for
development purposes only, and are only displayed under
-analyzer-c

[analyzer] Don't allow hidden checkers to emit diagnostics

Hidden checkers (those marked with Hidden in Checkers.td) are meant for
development purposes only, and are only displayed under
-analyzer-checker-help-developer, so users shouldn't see reports from them.

I moved StdLibraryFunctionsArg checker to the unix package from apiModeling as
it violated this rule. I believe this change doesn't deserve a different
revision because it is in alpha, and the name is so bad anyways I don't
immediately care where it is, because we'll have to revisit it soon enough.

Differential Revision: https://reviews.llvm.org/D81750

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# e42e5e4d 19-May-2020 Artem Dergachev <artem.dergachev@gmail.com>

[analyzer] Move apiModeling.StdCLibraryFunctionArgs to alpha.

It was enabled by default accidentally; still missing some important
features. Also it needs a better package because it doesn't boil do

[analyzer] Move apiModeling.StdCLibraryFunctionArgs to alpha.

It was enabled by default accidentally; still missing some important
features. Also it needs a better package because it doesn't boil down to
API modeling.

Differential Revision: https://reviews.llvm.org/D80213

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Revision tags: llvmorg-10.0.1-rc1
# ab1fad8a 03-Apr-2020 Gabor Marton <gabor.marton@ericsson.com>

[analyzer] StdLibraryFunctionsChecker: Add test for function with default parameter

Reviewers: Szelethus, baloghadamsoftware, gamesh411, steakhal, balazske

Subscribers: whisperity, xazax.hun, szepe

[analyzer] StdLibraryFunctionsChecker: Add test for function with default parameter

Reviewers: Szelethus, baloghadamsoftware, gamesh411, steakhal, balazske

Subscribers: whisperity, xazax.hun, szepet, rnkovacs, a.sidorin, mikhail.ramalho, donat.nagy, dkrupp, Charusso, ASDenysPetrov, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D77411

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