MutexImpl(rec), acquired(0), recursive(rec) { }
bool acquire() {
- if (!mt_only || llvm_is_multithreaded())
+ if (!mt_only || llvm_is_multithreaded()) {
return MutexImpl::acquire();
-
- // Single-threaded debugging code. This would be racy in multithreaded
- // mode, but provides not sanity checks in single threaded mode.
- assert((recursive || acquired == 0) && "Lock already acquired!!");
- ++acquired;
- return true;
+ } else {
+ // Single-threaded debugging code. This would be racy in
+ // multithreaded mode, but provides not sanity checks in single
+ // threaded mode.
+ assert((recursive || acquired == 0) && "Lock already acquired!!");
+ ++acquired;
+ return true;
+ }
}
bool release() {
- if (!mt_only || llvm_is_multithreaded())
+ if (!mt_only || llvm_is_multithreaded()) {
return MutexImpl::release();
-
- // Single-threaded debugging code. This would be racy in multithreaded
- // mode, but provides not sanity checks in single threaded mode.
- assert(((recursive && acquired) || (acquired == 1)) &&
- "Lock not acquired before release!");
- --acquired;
- return true;
+ } else {
+ // Single-threaded debugging code. This would be racy in
+ // multithreaded mode, but provides not sanity checks in single
+ // threaded mode.
+ assert(((recursive && acquired) || (acquired == 1)) &&
+ "Lock not acquired before release!");
+ --acquired;
+ return true;
+ }
}
bool tryacquire() {
if (!mt_only || llvm_is_multithreaded())
return MutexImpl::tryacquire();
- return true;
+ else return true;
}
private: