diff options
| author | Douglas Gregor <dgregor@apple.com> | 2010-12-07 00:05:48 +0000 |
|---|---|---|
| committer | Douglas Gregor <dgregor@apple.com> | 2010-12-07 00:05:48 +0000 |
| commit | 1fd9e0def66fbd50e99be5ff87c9fd1c91c428ab (patch) | |
| tree | cec4d50ec423a8cd1aec382e60a1ae333cb36f5b /lib/Frontend | |
| parent | 143c7acef37824bca93c34d4b1d07c4560ce49a6 (diff) | |
Use atomic operations for libclang's object count tracking.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@121073 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Frontend')
| -rw-r--r-- | lib/Frontend/ASTUnit.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/Frontend/ASTUnit.cpp b/lib/Frontend/ASTUnit.cpp index 586002daef..97e03266eb 100644 --- a/lib/Frontend/ASTUnit.cpp +++ b/lib/Frontend/ASTUnit.cpp @@ -35,6 +35,7 @@ #include "clang/Basic/TargetInfo.h" #include "clang/Basic/Diagnostic.h" #include "llvm/ADT/StringSet.h" +#include "llvm/Support/Atomic.h" #include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/Host.h" #include "llvm/Support/Path.h" @@ -85,7 +86,7 @@ const unsigned DefaultPreambleRebuildInterval = 5; /// \brief Tracks the number of ASTUnit objects that are currently active. /// /// Used for debugging purposes only. -static unsigned ActiveASTUnitObjects; +static llvm::sys::cas_flag ActiveASTUnitObjects; ASTUnit::ASTUnit(bool _MainFileIsAST) : CaptureDiagnostics(false), MainFileIsAST(_MainFileIsAST), @@ -98,7 +99,7 @@ ASTUnit::ASTUnit(bool _MainFileIsAST) CacheCodeCompletionCoolDown(0), UnsafeToFree(false) { if (getenv("LIBCLANG_OBJTRACKING")) { - ++ActiveASTUnitObjects; + llvm::sys::AtomicIncrement(&ActiveASTUnitObjects); fprintf(stderr, "+++ %d translation units\n", ActiveASTUnitObjects); } } @@ -129,7 +130,7 @@ ASTUnit::~ASTUnit() { ClearCachedCompletionResults(); if (getenv("LIBCLANG_OBJTRACKING")) { - --ActiveASTUnitObjects; + llvm::sys::AtomicDecrement(&ActiveASTUnitObjects); fprintf(stderr, "--- %d translation units\n", ActiveASTUnitObjects); } } |