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authorStephan Bergmann <sbergman@redhat.com>2019-11-16 15:42:32 +0100
committerStephan Bergmann <sbergman@redhat.com>2019-11-16 16:55:36 +0100
commit24b69e95c699ca595775f657244498a0cebe1faf (patch)
tree45f708260e55aa43671c5f3a6965d96b268c20aa /compilerplugins
parentb699a693cabf307418d3aa2c159d58a4bedd43a4 (diff)
Improve loplugin:redundantpreprocessor performance a bit
...and add a minimal test for it Change-Id: Ia6c61e41a7e60fd01c639e893c34bd9d215c1513 Reviewed-on: https://gerrit.libreoffice.org/82983 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
Diffstat (limited to 'compilerplugins')
-rw-r--r--compilerplugins/clang/readability-redundant-pp.cxx8
-rw-r--r--compilerplugins/clang/test/redundantpreprocessor.cxx15
2 files changed, 19 insertions, 4 deletions
diff --git a/compilerplugins/clang/readability-redundant-pp.cxx b/compilerplugins/clang/readability-redundant-pp.cxx
index e1c284b99c63..dcfd70247ff8 100644
--- a/compilerplugins/clang/readability-redundant-pp.cxx
+++ b/compilerplugins/clang/readability-redundant-pp.cxx
@@ -69,9 +69,9 @@ void RedundantPreprocessor::Ifdef(clang::SourceLocation aLoc, const clang::Token
if (ignoreLocation(aLoc))
return;
+ std::string aMacroName = m_rPP.getSpelling(rMacroNameTok);
if (m_rPP.getSourceManager().isInMainFile(aLoc))
{
- std::string aMacroName = m_rPP.getSpelling(rMacroNameTok);
for (const auto& rEntry : m_aDefStack)
{
if (rEntry.m_aMacroName == aMacroName)
@@ -84,7 +84,7 @@ void RedundantPreprocessor::Ifdef(clang::SourceLocation aLoc, const clang::Token
Entry aEntry;
aEntry.m_aLoc = aLoc;
- aEntry.m_aMacroName = m_rPP.getSpelling(rMacroNameTok);
+ aEntry.m_aMacroName = aMacroName;
m_aDefStack.push_back(aEntry);
}
@@ -94,9 +94,9 @@ void RedundantPreprocessor::Ifndef(clang::SourceLocation aLoc, const clang::Toke
if (ignoreLocation(aLoc))
return;
+ std::string aMacroName = m_rPP.getSpelling(rMacroNameTok);
if (m_rPP.getSourceManager().isInMainFile(aLoc))
{
- std::string aMacroName = m_rPP.getSpelling(rMacroNameTok);
for (const auto& rEntry : m_aNotDefStack)
{
if (rEntry.m_aMacroName == aMacroName)
@@ -109,7 +109,7 @@ void RedundantPreprocessor::Ifndef(clang::SourceLocation aLoc, const clang::Toke
Entry aEntry;
aEntry.m_aLoc = aLoc;
- aEntry.m_aMacroName = m_rPP.getSpelling(rMacroNameTok);
+ aEntry.m_aMacroName = aMacroName;
m_aNotDefStack.push_back(aEntry);
}
diff --git a/compilerplugins/clang/test/redundantpreprocessor.cxx b/compilerplugins/clang/test/redundantpreprocessor.cxx
new file mode 100644
index 000000000000..18ab10559f67
--- /dev/null
+++ b/compilerplugins/clang/test/redundantpreprocessor.cxx
@@ -0,0 +1,15 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * 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/.
+ */
+
+#ifdef __clang__ // expected-note {{previous ifdef [loplugin:redundantpreprocessor]}}
+#ifdef __clang__ // expected-error {{nested ifdef [loplugin:redundantpreprocessor]}}
+#endif
+#endif
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */