[compiler-rt] f978497 - [sanitizer] Don't collect unused info

[Vitaly Buka via llvm-commits]

Author: Vitaly Buka
Date: 2022-02-24T20:20:34-08:00
New Revision: f978497d67c832367af57da5541eedefcac6e7ac

URL: https://github.com/llvm/llvm-project/commit/f978497d67c832367af57da5541eedefcac6e7ac
DIFF: https://github.com/llvm/llvm-project/commit/f978497d67c832367af57da5541eedefcac6e7ac.diff

LOG: [sanitizer] Don't collect unused info

Added: 
    

Modified: 
    compiler-rt/lib/sanitizer_common/sanitizer_stackdepot.cpp

Removed: 
    


################################################################################
diff  --git a/compiler-rt/lib/sanitizer_common/sanitizer_stackdepot.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_stackdepot.cpp
index ac87fab3eaf1f..a746d4621936c 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_stackdepot.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_stackdepot.cpp
@@ -75,16 +75,18 @@ uptr StackDepotNode::allocated() {
 }
 
 static void CompressStackStore() {
-  u64 start = MonotonicNanoTime();
+  u64 start = Verbosity() >= 1 ? MonotonicNanoTime() : 0;
   uptr 
diff  = stackStore.Pack(static_cast<StackStore::Compression>(
       Abs(common_flags()->compress_stack_depot)));
   if (!
diff )
     return;
-  u64 finish = MonotonicNanoTime();
-  uptr total_before = theDepot.GetStats().allocated + 
diff ;
-  VPrintf(1, "%s: StackDepot released %zu KiB out of %zu KiB in %llu ms\n",
-          SanitizerToolName, 
diff  >> 10, total_before >> 10,
-          (finish - start) / 1000000);
+  if (Verbosity() >= 1) {
+    u64 finish = MonotonicNanoTime();
+    uptr total_before = theDepot.GetStats().allocated + 
diff ;
+    VPrintf(1, "%s: StackDepot released %zu KiB out of %zu KiB in %llu ms\n",
+            SanitizerToolName, 
diff  >> 10, total_before >> 10,
+            (finish - start) / 1000000);
+  }
 }
 
 namespace {