tsan: don't create sync objects on acquire

Creating sync objects on acquire is pointless:
acquire of a just created sync object if a no-op.

llvm-svn: 273862

1 files changed, 7 insertions, 7 deletions

diff --git a/compiler-rt/lib/tsan/tests/unit/tsan_sync_test.cc b/compiler-rt/lib/tsan/tests/unit/tsan_sync_test.cc
index 9e57a374c8d..80166547878 100644
--- a/compiler-rt/lib/tsan/tests/unit/tsan_sync_test.cc
+++ b/compiler-rt/lib/tsan/tests/unit/tsan_sync_test.cc
@@ -53,7 +53,7 @@ TEST(MetaMap, Sync) {
   MetaMap *m = &ctx->metamap;
   u64 block[4] = {};  // fake malloc block
   m->AllocBlock(thr, 0, (uptr)&block[0], 4 * sizeof(u64));
-  SyncVar *s1 = m->GetIfExistsAndLock((uptr)&block[0]);
+  SyncVar *s1 = m->GetIfExistsAndLock((uptr)&block[0], true);
   EXPECT_EQ(s1, (SyncVar*)0);
   s1 = m->GetOrCreateAndLock(thr, 0, (uptr)&block[0], true);
   EXPECT_NE(s1, (SyncVar*)0);
@@ -64,9 +64,9 @@ TEST(MetaMap, Sync) {
   EXPECT_EQ(s2->addr, (uptr)&block[1]);
   s2->mtx.ReadUnlock();
   m->FreeBlock(thr->proc(), (uptr)&block[0]);
-  s1 = m->GetIfExistsAndLock((uptr)&block[0]);
+  s1 = m->GetIfExistsAndLock((uptr)&block[0], true);
   EXPECT_EQ(s1, (SyncVar*)0);
-  s2 = m->GetIfExistsAndLock((uptr)&block[1]);
+  s2 = m->GetIfExistsAndLock((uptr)&block[1], true);
   EXPECT_EQ(s2, (SyncVar*)0);
   m->OnProcIdle(thr->proc());
 }
@@ -93,15 +93,15 @@ TEST(MetaMap, MoveMemory) {
   mb2 = m->GetBlock((uptr)&block2[3]);
   EXPECT_NE(mb2, (MBlock*)0);
   EXPECT_EQ(mb2->siz, 1 * sizeof(u64));
-  s1 = m->GetIfExistsAndLock((uptr)&block1[0]);
+  s1 = m->GetIfExistsAndLock((uptr)&block1[0], true);
   EXPECT_EQ(s1, (SyncVar*)0);
-  s2 = m->GetIfExistsAndLock((uptr)&block1[1]);
+  s2 = m->GetIfExistsAndLock((uptr)&block1[1], true);
   EXPECT_EQ(s2, (SyncVar*)0);
-  s1 = m->GetIfExistsAndLock((uptr)&block2[0]);
+  s1 = m->GetIfExistsAndLock((uptr)&block2[0], true);
   EXPECT_NE(s1, (SyncVar*)0);
   EXPECT_EQ(s1->addr, (uptr)&block2[0]);
   s1->mtx.Unlock();
-  s2 = m->GetIfExistsAndLock((uptr)&block2[1]);
+  s2 = m->GetIfExistsAndLock((uptr)&block2[1], true);
   EXPECT_NE(s2, (SyncVar*)0);
   EXPECT_EQ(s2->addr, (uptr)&block2[1]);
   s2->mtx.Unlock();