For questions about clang-tidy as a static analyzer and code modernization tool. For more generic questions such as compiler diagnostic messages use the clang tag.
Questions tagged [clang-tidy]
404 questions
1
vote
1 answer
How to strictly target C++98 in CLion
For some reason I cannot configure CLion to only use C++98 for my project
I keep getting clang-tidy for c++11 instead of c++98 (How do I set it to C++98)
I do not get any red lines or compiler errors when I use syntax for C++ versions greater than…
Tim
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1
vote
1 answer
clang tidy pro type member init resharper
I've got some code parsing json like so:
QJsonParseError errors;
auto doc = QJsonDocument::fromJson(myJson.toUtf8(), &errors);
Resharper's clang tidy suggestions flags that QJsonParseError errors is an 'uninitialized record type'
The suggested…
CaptRespect
- 1,985
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1
vote
1 answer
clang-tidy check to require parentheses around compound expressions
I would like to catch cases like this:
if(a == 2 && b == 3)
and convert them to:
if((a == 2) && (b == 3))
I didn't see anything that sounded like this here - is there a way to enable this?
David Doria
- 9,873
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0
votes
1 answer
Unclear message on clang-tidy
I run clang-tidy on a folder and it shows
Use -header-filter=.* to display errors from all non-system headers. Use -system-headers to display errors from system headers as well.
Found compiler error(s).
But it did not show additional message on the…
kstn
- 537
- 4
- 14
0
votes
0 answers
Integrating Custom build of clang-tidy in CodeChecker
I successfully installed CodeChecker (https://codechecker.readthedocs.io/en/latest/#install-guide). The check and analyze commands that CodeChecker provided work on my input files.
Now, my task is to integrate checkers that I want to run on the…
Nachiket Deo
- 35
- 6
0
votes
0 answers
Generate Clang-tidy Report and attach to AzureDevOps pullrequest (yml pipeline)
I have to Generate a Clang-tidy scan report and attach this report to the AzureDevOps Pull request. If there is no error this pull request can be accepted before merging it into the master branch.
I found nothing over the internet, any help or…
faiqali
- 11
- 5
0
votes
1 answer
How to specify casing for const-reference parameter with clang-tidy?
a.cpp:
#include
void func(const int& a, const int b, int c) {
std::cout << a + b + c << std::endl;
}
int main() {
func(1, 2, 3);
return 0;
}
I want to specify casing for parameters a and b, but not c with clang-tidy. How to…
Luke Videckis
- 15
- 4
0
votes
1 answer
Custom check in clang-tidy not available
I wanted to add a custom check to clang-tidy so I followed the official documentation using the command clang-tidy/add_new_check.py misc passes (https://clang.llvm.org/extra/clang-tidy/Contributing.html)
Check is registered in CMakeLists.txt and…
Nachiket Deo
- 35
- 6
0
votes
1 answer
How to disable a check like `misc-unused-using-decls` in Visual Studio Code
I have a bunch of these warnings showing up in my C++ code. I don't want to see them.
So I added the key to the list of disabled warnings. But there is no change. Visual Studio Code keeps showing me these things in the "Problems" list. How do I…
Rob N
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0
votes
2 answers
Out of bounds check in C with clang-tidy
Why I can easily detect this trivial case of out of bounds array accessing (marked as OK), using clang-tidy, but I can't detect the one marked as KO?
I understand pointer decay in C, but I would suppose that if I'm passing the array as a fixed size…
Sam
- 27
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- 8
0
votes
1 answer
Unable to Provide the YAML config file for Clang Taint Analysis clang-tidy and scan-build
I came accross this clang article for taint analysis:
https://clang.llvm.org/docs/analyzer/user-docs/TaintAnalysisConfiguration.html#clangsa-taint-configuration-example
In the article, it is mentioned that source and sink can be specified using a…
F1o0T
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- 1
0
votes
1 answer
Getting seemingly useless "performance-inefficient-string-concatenation" warning with clang-tidy
In my C++ app I'm concatenating a few strings using the + operator as follows in a reproducible example:
#include
#include
#include
#include
std::string download_file_contents(const…
BullyWiiPlaza
- 17,329
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- 185
0
votes
1 answer
Is there a way to warn C++ developers when they accidentally include internal implementation headers of std library?
How to let know developers automatically that this "bits/shared_ptr.h" is internal to standard library (gcc and clang).
#include
// some code using std::shared_ptr
The best would be to also inform should be used…
PiotrNycz
- 23,099
- 7
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- 112
0
votes
0 answers
How can I debug a custom clang-tidy check which I have written in Windows Visual Studio?
I have build the LLV.sln files using the debug build(all pdb and binaries are getting created). My newly written checks are in check-clang-tools project. When I apply breakpoint in one of my checks and click on local windows debugger, it does not…
Krishna Shenvi
- 9
- 1
0
votes
0 answers
clang-tidy false positive: stddef.h size_t
On Windows 11 with vscode and the ESP-IDF plugin compiling with riscv32-esp-elf/esp-2022r1-11.2.0/riscv32-esp-elf/bin/riscv32-esp-elf-gcc.exe, if settings.json has
"C_Cpp.codeAnalysis.clangTidy.enabled": true,
then the standard libraries fail…
Reinderien
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