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114 строки
3.7 KiB
Plaintext
114 строки
3.7 KiB
Plaintext
https://clang-analyzer.llvm.org/
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https://clang-analyzer.llvm.org/scan-build.html
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2018
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Dergachev - Faster, Stronger C++ Analysis with the Clang Static Analyzer
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https://www.youtube.com/watch?v=4n3l-ZcDJNY
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scan-build [clang|gcc] -c a.c
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https://clang-analyzer.llvm.org/installation.html
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checkers:
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https://clang-analyzer.llvm.org/available_checks.html
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https://clang-analyzer.llvm.org/release_notes.html
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https://clang-analyzer.llvm.org/annotations.html
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https://clang-analyzer.llvm.org/faq.html
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s-an.sh:
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#! /bin/sh
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shopt -s nullglob
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# -analyze-headers
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# -v -v
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OPT='-x c++ -c -fPIC -std=c++0x -O0 -g -fno-omit-frame-pointer -I /data/wrk/clbkenlm/src/main/cpp -m64'
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for f in src/main/*/*.cc
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do
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scan-build clang++ $OPT $f
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done
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src:
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/usr/bin/scan-build
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??? CCC_ANALYZER_VERBOSE
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-v -v # double verbosity
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...
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use Data::Dumper;
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...
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sub RunBuildCommand {
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...
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print "!env!";
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print Dumper($EnvVars);
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SetEnv($EnvVars);
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# ...
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# 'CCC_ANALYZER_ANALYSIS' => '-analyzer-opt-analyze-headers'
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# ...
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...
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print "!Args! @$Args\n";
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return (system(@$Args) >> 8);
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}
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/usr/lib/clang/ccc-analyzer
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'/usr/bin/clang++' '-cc1' '-triple' 'x86_64-unknown-linux-gnu'
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'-analyze'
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'-disable-free' '-disable-llvm-verifier' '-discard-value-names'
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'-main-file-name' 'model.cc'
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'-analyzer-store=region'
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'-analyzer-opt-analyze-nested-blocks' '-analyzer-eagerly-assume'
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'-analyzer-checker=core' '-analyzer-checker=apiModeling' '-analyzer-checker=unix' '-analyzer-checker=deadcode' '-analyzer-checker=cplusplus'
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'-analyzer-checker=security.insecureAPI.UncheckedReturn' '-analyzer-checker=security.insecureAPI.getpw' '-analyzer-checker=security.insecureAPI.gets'
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'-analyzer-checker=security.insecureAPI.mktemp' '-analyzer-checker=security.insecureAPI.mkstemp' '-analyzer-checker=security.insecureAPI.vfork'
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'-analyzer-checker=nullability.NullPassedToNonnull' '-analyzer-checker=nullability.NullReturnedFromNonnull'
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'-analyzer-output' 'plist'
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'-w'
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'-mrelocation-model' 'static'
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'-mthread-model' 'posix'
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'-mdisable-fp-elim'
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'-fmath-errno'
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'-masm-verbose'
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'-mconstructor-aliases'
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'-munwind-tables'
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'-fuse-init-array'
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'-target-cpu' 'x86-64'
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'-dwarf-column-info'
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'-debugger-tuning=gdb'
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'-resource-dir' '/usr/bin/../lib/clang/4.0.0'
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'-I' 'src/main/cpp'
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'-D' 'KENLM_MAX_ORDER=6'
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'-internal-isystem' '/usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/7.1.1/../../../../include/c++/7.1.1'
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'-internal-isystem' '/usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/7.1.1/../../../../include/c++/7.1.1/x86_64-pc-linux-gnu'
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'-internal-isystem' '/usr/bin/../lib64/gcc/x86_64-pc-linux-gnu/7.1.1/../../../../include/c++/7.1.1/backward'
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'-internal-isystem' '/usr/local/include'
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'-internal-isystem' '/usr/bin/../lib/clang/4.0.0/include'
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'-internal-externc-isystem' '/include'
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'-internal-externc-isystem' '/usr/include'
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'-fdeprecated-macro'
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'-fdebug-compilation-dir' '/data/wrk/clbkenlm'
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'-ferror-limit' '19'
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'-fmessage-length' '0'
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'-fobjc-runtime=gcc'
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'-fcxx-exceptions'
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'-fexceptions'
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'-fdiagnostics-show-option'
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'-analyzer-display-progress'
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'-analyzer-output=html'
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'-o' '/tmp/scan-build-2017-06-30-144501-1548-1'
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'-x' 'c++'
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'src/main/cpp/lm/model.cc'
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samples
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https://github.com/nlohmann/json/blob/develop/Makefile
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-enable-checker
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alpha.core.DynamicTypeChecker,alpha.core.PointerArithm,
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alpha.core.PointerSub,alpha.cplusplus.DeleteWithNonVirtualDtor,
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alpha.cplusplus.IteratorRange,alpha.cplusplus.MisusedMovedObject,
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alpha.security.ArrayBoundV2,alpha.core.Conversion
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--use-c++=/Users/niels/Documents/projects/llvm-clang/local/bin/clang++
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--view -analyze-headers
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-o clang_analyze_build/report.html <build-cmd like: make -j10 -C clang_analyze_build>
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