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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /build/clang-plugin/NeedsNoVTableTypeChecker.cpp | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'build/clang-plugin/NeedsNoVTableTypeChecker.cpp')
-rw-r--r-- | build/clang-plugin/NeedsNoVTableTypeChecker.cpp | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/build/clang-plugin/NeedsNoVTableTypeChecker.cpp b/build/clang-plugin/NeedsNoVTableTypeChecker.cpp new file mode 100644 index 0000000000..9d5ad039ba --- /dev/null +++ b/build/clang-plugin/NeedsNoVTableTypeChecker.cpp @@ -0,0 +1,39 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "NeedsNoVTableTypeChecker.h" +#include "CustomMatchers.h" + +void NeedsNoVTableTypeChecker::registerMatchers(MatchFinder *AstMatcher) { + AstMatcher->addMatcher( + classTemplateSpecializationDecl( + allOf(hasAnyTemplateArgument(refersToType(hasVTable())), + hasNeedsNoVTableTypeAttr())) + .bind("node"), + this); +} + +void NeedsNoVTableTypeChecker::check(const MatchFinder::MatchResult &Result) { + const ClassTemplateSpecializationDecl *Specialization = + Result.Nodes.getNodeAs<ClassTemplateSpecializationDecl>("node"); + + // Get the offending template argument + QualType Offender; + const TemplateArgumentList &Args = + Specialization->getTemplateInstantiationArgs(); + for (unsigned i = 0; i < Args.size(); ++i) { + Offender = Args[i].getAsType(); + if (typeHasVTable(Offender)) { + break; + } + } + + diag(Specialization->getBeginLoc(), + "%0 cannot be instantiated because %1 has a VTable", + DiagnosticIDs::Error) + << Specialization << Offender; + diag(Specialization->getPointOfInstantiation(), + "bad instantiation of %0 requested here", DiagnosticIDs::Note) + << Specialization; +} |