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[C++11] More 'nullptr' conversion. In some cases just using a boolean check instead of comparing to nullptr.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206252 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-04-15 06:32:26 +00:00
parent eb19b8f58b
commit 0b6cb7104b
73 changed files with 461 additions and 456 deletions
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10
lib/Support/RWMutex.cpp
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@ -68,7 +68,7 @@ RWMutexImpl::RWMutexImpl()
RWMutexImpl::~RWMutexImpl()
{
pthread_rwlock_t* rwlock = static_cast<pthread_rwlock_t*>(data_);
assert(rwlock != 0);
assert(rwlock != nullptr);
pthread_rwlock_destroy(rwlock);
free(rwlock);
}
@ -77,7 +77,7 @@ bool
RWMutexImpl::reader_acquire()
{
pthread_rwlock_t* rwlock = static_cast<pthread_rwlock_t*>(data_);
assert(rwlock != 0);
assert(rwlock != nullptr);
int errorcode = pthread_rwlock_rdlock(rwlock);
return errorcode == 0;
@ -87,7 +87,7 @@ bool
RWMutexImpl::reader_release()
{
pthread_rwlock_t* rwlock = static_cast<pthread_rwlock_t*>(data_);
assert(rwlock != 0);
assert(rwlock != nullptr);
int errorcode = pthread_rwlock_unlock(rwlock);
return errorcode == 0;
@ -97,7 +97,7 @@ bool
RWMutexImpl::writer_acquire()
{
pthread_rwlock_t* rwlock = static_cast<pthread_rwlock_t*>(data_);
assert(rwlock != 0);
assert(rwlock != nullptr);
int errorcode = pthread_rwlock_wrlock(rwlock);
return errorcode == 0;
@ -107,7 +107,7 @@ bool
RWMutexImpl::writer_release()
{
pthread_rwlock_t* rwlock = static_cast<pthread_rwlock_t*>(data_);
assert(rwlock != 0);
assert(rwlock != nullptr);
int errorcode = pthread_rwlock_unlock(rwlock);
return errorcode == 0;