From aebed537a5e09d9b6d7b1a336ef0e34d5fbdcf3f Mon Sep 17 00:00:00 2001
From: Wenkai Du <43822138+wenkaidu@users.noreply.github.com>
Date: Wed, 30 Nov 2022 16:06:03 -0800
Subject: [PATCH] Reduce linking time through more parallel jobs (#657)

---
 CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 24e08d983d..a68d678b73 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -442,8 +442,8 @@ if("${HIP_COMPILER}" MATCHES "clang")
   find_program( hipcc_executable hipcc )
   execute_process(COMMAND bash "-c" "${hipcc_executable} -help | grep 'parallel-jobs'" OUTPUT_VARIABLE hipcc_parallel_jobs)
   if("${hipcc_parallel_jobs}" MATCHES "parallel-jobs")
-    target_compile_options(rccl PRIVATE -parallel-jobs=8 PRIVATE -Wno-format-nonliteral)
-    target_link_libraries(rccl PRIVATE -parallel-jobs=8)
+    target_compile_options(rccl PRIVATE -parallel-jobs=12 PRIVATE -Wno-format-nonliteral)
+    target_link_libraries(rccl PRIVATE -parallel-jobs=12)
   endif()
 
   # RCCL static lib uses -fgpu-rdc which requires hipcc as the linker and archiver