diff options
author | Dimitry Andric <dim@FreeBSD.org> | 2017-12-18 20:11:37 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2017-12-18 20:11:37 +0000 |
commit | 461a67fa15370a9ec88f8f8a240bf7c123bb2029 (patch) | |
tree | 6942083d7d56bba40ec790a453ca58ad3baf6832 /lib/StaticAnalyzer/Core/IssueHash.cpp | |
parent | 75c3240472ba6ac2669ee72ca67eb72d4e2851fc (diff) |
Diffstat (limited to 'lib/StaticAnalyzer/Core/IssueHash.cpp')
-rw-r--r-- | lib/StaticAnalyzer/Core/IssueHash.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/StaticAnalyzer/Core/IssueHash.cpp b/lib/StaticAnalyzer/Core/IssueHash.cpp index abdea88b1db6..274ebe7a941b 100644 --- a/lib/StaticAnalyzer/Core/IssueHash.cpp +++ b/lib/StaticAnalyzer/Core/IssueHash.cpp @@ -33,6 +33,13 @@ static std::string GetSignature(const FunctionDecl *Target) { return ""; std::string Signature; + // When a flow sensitive bug happens in templated code we should not generate + // distinct hash value for every instantiation. Use the signature from the + // primary template. + if (const FunctionDecl *InstantiatedFrom = + Target->getTemplateInstantiationPattern()) + Target = InstantiatedFrom; + if (!isa<CXXConstructorDecl>(Target) && !isa<CXXDestructorDecl>(Target) && !isa<CXXConversionDecl>(Target)) Signature.append(Target->getReturnType().getAsString()).append(" "); |