From: Bert Maher <bertrand@fb.com>
Date: Sun, 15 Aug 2021 18:28:23 +0000 (-0700)
Subject: Hide all symbols in llvm namespace (#63272)
X-Git-Tag: accepted/tizen/8.0/unified/20231005.095509~1012
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0ce4d30c4466ad9b0402e221329070a97be545ea;p=platform%2Fupstream%2Fpytorch.git

Hide all symbols in llvm namespace (#63272)

Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/63272

Test Plan: Imported from OSS

Reviewed By: nikithamalgifb

Differential Revision: D30331695

Pulled By: bertmaher

fbshipit-source-id: d35130c96f7e2a31fa86d9d80de59002e96301df
---

diff --git a/caffe2/CMakeLists.txt b/caffe2/CMakeLists.txt
index 83048ce..6194554 100644
--- a/caffe2/CMakeLists.txt
+++ b/caffe2/CMakeLists.txt
@@ -815,7 +815,7 @@ if(USE_LLVM AND LLVM_FOUND)
   elseif(UNIX)
     set(LINKER_SCRIPT "${CMAKE_CURRENT_SOURCE_DIR}/version_script.lds")
     set_target_properties(torch_cpu PROPERTIES LINK_DEPENDS ${LINKER_SCRIPT})
-    set_target_properties(torch_cpu PROPERTIES LINK_FLAGS "-Wl,--version-script=${LINKER_SCRIPT}")
+    target_link_libraries(torch_cpu PRIVATE "-Wl,--version-script=${LINKER_SCRIPT}")
   endif()
 endif(USE_LLVM AND LLVM_FOUND)
 
diff --git a/caffe2/unexported_symbols.lds b/caffe2/unexported_symbols.lds
index 7c05d20..a8b10ca 100644
--- a/caffe2/unexported_symbols.lds
+++ b/caffe2/unexported_symbols.lds
@@ -1,2 +1 @@
-__ZN4llvm*
-__ZNK4llvm*
+*4llvm*
diff --git a/caffe2/version_script.lds b/caffe2/version_script.lds
index 900c6b8..8a97b5a 100644
--- a/caffe2/version_script.lds
+++ b/caffe2/version_script.lds
@@ -1,7 +1,4 @@
 pytorch {
-  global:
-    *;
   local:
-    _ZN4llvm*;
-    _ZNK4llvm*;
+    *4llvm*;
 };