[ProfileData] Fix a warning

This patch fixes:

  llvm/lib/ProfileData/SampleProfWriter.cpp:100:10: error: unused
  variable 'OriginalFunctionCount' [-Werror,-Wunused-variable]

diff --git a/llvm/lib/ProfileData/SampleProfWriter.cpp b/llvm/lib/ProfileData/SampleProfWriter.cpp
index e52c7ba..25fb97f 100644 (file)
--- a/llvm/lib/ProfileData/SampleProfWriter.cpp
+++ b/llvm/lib/ProfileData/SampleProfWriter.cpp
@@ -125,6 +125,7 @@ std::error_code SampleProfileWriter::writeWithSizeLimitInternal(
   LLVM_DEBUG(dbgs() << "Profile originally has " << OriginalFunctionCount
                     << " functions, reduced to " << ProfileMap.size() << " in "
                     << IterationCount << " iterations\n");
+  (void)OriginalFunctionCount;
   return sampleprof_error::success;
 }