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50 changes: 26 additions & 24 deletions main.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -310,6 +310,24 @@ static AnalysisResult filterResult(const AnalysisResult& result, const AnalysisC
return filtered;
}

static AnalysisResult filterWarningsOnly(const AnalysisResult& result, const AnalysisConfig& cfg)
{
if (!cfg.warningsOnly)
return result;

AnalysisResult filtered;
filtered.config = result.config;
filtered.functions = result.functions;
for (const auto& d : result.diagnostics)
{
if (d.severity != DiagnosticSeverity::Info)
{
filtered.diagnostics.push_back(d);
}
}
return filtered;
}

void toto(void)
{
char test[974] = "Hello";
Expand Down Expand Up @@ -529,8 +547,9 @@ int main(int argc, char** argv)
cfg.onlyFiles.empty() && cfg.onlyDirs.empty() && cfg.onlyFunctions.empty();
if (results.size() == 1)
{
const AnalysisResult filtered =
AnalysisResult filtered =
applyFilter ? filterResult(results[0].second, cfg) : results[0].second;
filtered = filterWarningsOnly(filtered, cfg);
llvm::outs() << ctrace::stack::toJson(filtered, results[0].first);
}
else
Expand All @@ -545,7 +564,8 @@ int main(int argc, char** argv)
merged.diagnostics.insert(merged.diagnostics.end(), res.diagnostics.begin(),
res.diagnostics.end());
}
const AnalysisResult filtered = applyFilter ? filterResult(merged, cfg) : merged;
AnalysisResult filtered = applyFilter ? filterResult(merged, cfg) : merged;
filtered = filterWarningsOnly(filtered, cfg);
llvm::outs() << ctrace::stack::toJson(filtered, inputFilenames);
}
return 0;
Expand All @@ -557,8 +577,9 @@ int main(int argc, char** argv)
cfg.onlyFiles.empty() && cfg.onlyDirs.empty() && cfg.onlyFunctions.empty();
if (results.size() == 1)
{
const AnalysisResult filtered =
AnalysisResult filtered =
applyFilter ? filterResult(results[0].second, cfg) : results[0].second;
filtered = filterWarningsOnly(filtered, cfg);
llvm::outs() << ctrace::stack::toSarif(filtered, results[0].first,
"coretrace-stack-analyzer", "0.1.0");
}
Expand All @@ -574,7 +595,8 @@ int main(int argc, char** argv)
merged.diagnostics.insert(merged.diagnostics.end(), res.diagnostics.begin(),
res.diagnostics.end());
}
const AnalysisResult filtered = applyFilter ? filterResult(merged, cfg) : merged;
AnalysisResult filtered = applyFilter ? filterResult(merged, cfg) : merged;
filtered = filterWarningsOnly(filtered, cfg);
llvm::outs() << ctrace::stack::toSarif(filtered, inputFilenames.front(),
"coretrace-stack-analyzer", "0.1.0");
}
Expand Down Expand Up @@ -640,35 +662,15 @@ int main(int argc, char** argv)
llvm::outs() << " max stack (including callees): " << f.maxStack << " bytes\n";
}

if (f.isRecursive)
{
llvm::outs() << " [!] recursive or mutually recursive function detected\n";
}

if (f.hasInfiniteSelfRecursion)
{
llvm::outs() << " [!!!] unconditional self recursion detected (no base case)\n";
llvm::outs() << " this will eventually overflow the stack at runtime\n";
}

if (f.exceedsLimit)
{
llvm::outs() << " [!] potential stack overflow: exceeds limit of "
<< result.config.stackLimit << " bytes\n";
}

if (!result.config.quiet)
{
for (const auto& d : result.diagnostics)
{
if (d.funcName != f.name)
continue;

// Si warningsOnly est actif, on ignore les diagnostics Info
if (result.config.warningsOnly && d.severity == DiagnosticSeverity::Info)
{
continue;
}

if (d.line != 0)
{
Expand Down
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