only enable link what you use on GNU compilers

Clang doesn't support this flag, cause an error on osx: > ld: unknown option: --no-as-needed This commit should be cherry-picked to `r1.2` branch.
deepmodeling · Apr 20, 2021 · ee8c419 · ee8c419
1 parent b3ebfc1
commit ee8c419
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
@@ -1,6 +1,8 @@
 cmake_minimum_required(VERSION 3.7)
 project(DeePMD)
-set(CMAKE_LINK_WHAT_YOU_USE TRUE)
+if (CMAKE_COMPILER_IS_GNU)
+  set(CMAKE_LINK_WHAT_YOU_USE TRUE)
+endif ()
 
 # build cpp or python interfaces
 if (NOT DEFINED BUILD_CPP_IF)