[PATCH] D45558: [test-suite] Save stats for LTO step too.

[Florian Hahn via Phabricator via llvm-commits]

fhahn updated this revision to Diff 142942.
fhahn added a subscriber: tejohnson.
fhahn added a comment.

Thanks for having a look! After @tejohnson 's feedback, I've updated the llvm patch and added a clang patch that adds support for -save-stats with LTO to the clang driver.


https://reviews.llvm.org/D45558

Files:
  CMakeLists.txt


Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt
+++ CMakeLists.txt
@@ -194,6 +194,11 @@
 if(TEST_SUITE_COLLECT_STATS)
   list(APPEND CFLAGS -save-stats=obj)
   list(APPEND CXXFLAGS -save-stats=obj)
+  # Collect stats for LTO step too.
+  if (${CMAKE_C_FLAGS} MATCHES ".*-flto.*" AND
+      ${CMAKE_CXX_FLAGS} MATCHES ".*-flto.*")
+    list(APPEND LDFLAGS -save-stats=obj)
+  endif()
 endif()
 
 # Detect and include subdirectories


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