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From 2592a6e3393ebc75e16c91e606ad2015a16295c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Sch=C3=A4rf?= <c.schaerf@t-online.de>
Date: Sat, 23 Jan 2021 15:34:10 +0100
Subject: [PATCH] Fix build with Clang 12
Required due to Clang changes https://github.com/llvm/llvm-project/commit/b3eff6b7bb31e7ef059a3d238de138849839fbbd and https://github.com/llvm/llvm-project/commit/d758f79e5d381bd4f5122193a9538d89c907c812
---
src/SourceCompatibilityHelpers.h | 26 ++++++++++++++++++++++++++
src/SuppressionManager.cpp | 5 ++---
2 files changed, 28 insertions(+), 3 deletions(-)
diff --git a/src/SourceCompatibilityHelpers.h b/src/SourceCompatibilityHelpers.h
index 4db141ab..1737d5a5 100644
--- a/src/SourceCompatibilityHelpers.h
+++ b/src/SourceCompatibilityHelpers.h
@@ -29,6 +29,7 @@
#include <clang/Basic/SourceLocation.h>
#include <clang/Basic/SourceManager.h>
#include <clang/Frontend/FrontendDiagnostic.h>
+#include <clang/Lex/Lexer.h>
#include <clang/Tooling/Core/Diagnostic.h>
#if defined(CLAZY_USES_BOOST_REGEX)
@@ -103,6 +104,31 @@ inline clang::tooling::Replacements& DiagnosticFix(clang::tooling::Diagnostic &d
#endif
}
+inline auto getBuffer(const clang::SourceManager &sm, clang::FileID id, bool *invalid)
+{
+#if LLVM_VERSION_MAJOR >= 12
+ auto buffer = sm.getBufferOrNone(id);
+ *invalid = !buffer.hasValue();
+ return buffer;
+#else
+ return sm.getBuffer(id, invalid);
+#endif
+}
+
+#if LLVM_VERSION_MAJOR >= 12
+inline clang::Lexer getLexer(clang::FileID id, llvm::Optional<llvm::MemoryBufferRef> inputFile,
+ const clang::SourceManager &sm, const clang::LangOptions &lo)
+{
+ return clang::Lexer(id, inputFile.getValue(), sm, lo);
+}
+#else
+inline clang::Lexer getLexer(clang::FileID id, const llvm::MemoryBuffer *inputFile,
+ const clang::SourceManager &sm, const clang::LangOptions &lo)
+{
+ return clang::Lexer(id, inputFile, sm, lo);
+}
+#endif
+
}
#endif
diff --git a/src/SuppressionManager.cpp b/src/SuppressionManager.cpp
index 9d774ea6..9881388d 100644
--- a/src/SuppressionManager.cpp
+++ b/src/SuppressionManager.cpp
@@ -24,7 +24,6 @@
#include "clazy_stl.h"
#include <clang/Basic/SourceManager.h>
-#include <clang/Lex/Lexer.h>
#include <clang/Basic/SourceLocation.h>
#include <clang/Basic/TokenKinds.h>
#include <clang/Lex/Token.h>
@@ -84,7 +83,7 @@ void SuppressionManager::parseFile(FileID id, const SourceManager &sm, const cla
Suppressions &suppressions = (*it).second;
bool invalid = false;
- auto buffer = sm.getBuffer(id, &invalid);
+ auto buffer = clazy::getBuffer(sm, id, &invalid);
if (invalid) {
llvm::errs() << "SuppressionManager::parseFile: Invalid buffer ";
if (buffer)
@@ -92,7 +91,7 @@ void SuppressionManager::parseFile(FileID id, const SourceManager &sm, const cla
return;
}
- Lexer lexer(id, buffer, sm, lo);
+ auto lexer = clazy::getLexer(id, buffer, sm, lo);
lexer.SetCommentRetentionState(true);
Token token;
--
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