From 166f230259c3098abdb424fc1e48042e2bd6079f Mon Sep 17 00:00:00 2001
From: Marko Petric <marko.petric@cern.ch>
Date: Fri, 12 Mar 2021 10:56:58 +0100
Subject: [PATCH] With GNU linker use as-needed for linking
---
cmake/DD4hepBuild.cmake | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/cmake/DD4hepBuild.cmake b/cmake/DD4hepBuild.cmake
index a5a259b21..6a2ddde95 100644
--- a/cmake/DD4hepBuild.cmake
+++ b/cmake/DD4hepBuild.cmake
@@ -99,7 +99,7 @@ macro(dd4hep_set_compiler_flags)
if("${LINKER_TYPE}" STREQUAL "APPLE")
SET ( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-undefined,error")
elseif("${LINKER_TYPE}" STREQUAL "GNU")
- SET ( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined")
+ SET ( CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined,--as-needed")
else()
MESSAGE( WARNING "No known linker (GNU or Apple) has been detected, pass no flags to linker" )
endif()
--
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