From b63b6bfd99d502e6bb011119af718cab10d2dfe1 Mon Sep 17 00:00:00 2001
From: Tian Jin <tjingrant@gmail.com>
Date: Mon, 30 Dec 2019 22:57:51 -0500
Subject: [PATCH] Limit build parallelism because CI is running out of memory.

---
 .circleci/config.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 35c2ca3..7dbf99b 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -46,7 +46,7 @@ jobs:
                  -DLLVM_ENABLE_ASSERTIONS=ON \
                  -DLLVM_ENABLE_RTTI=ON
               # TODO(tjingrant): why is RTTI necessary?
-              cmake --build . --target check-mlir
+              cmake --build . --target check-mlir -- -j 4
             fi
       - save_cache:
           key: LLVM-PROJECT-{{ arch }}