Fix sed command in DEVELOPER_GUIDE to append a new line character '\n…

…'. (#2181) (#2184) Signed-off-by: Dooyong Kim <[email protected]> Co-authored-by: Dooyong Kim <[email protected]> (cherry picked from commit 6771842)
opensearch-project · Oct 3, 2024 · 2caae12 · 2caae12
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 * Add DocValuesProducers for releasing memory when close index [#1946](https://github.com/opensearch-project/k-NN/pull/1946)
 ### Infrastructure
 ### Documentation
+* Fix sed command in DEVELOPER_GUIDE.md to append a new line character '\n'. [#2181](https://github.com/opensearch-project/k-NN/pull/2181)
 ### Maintenance
 ### Refactoring
 * Does not create additional KNNVectorValues in NativeEngines990KNNVectorWriter when quantization is not needed [#2133](https://github.com/opensearch-project/k-NN/pull/2133)

diff --git a/DEVELOPER_GUIDE.md b/DEVELOPER_GUIDE.md
@@ -116,6 +116,11 @@ source ~/.zshrc
 export CC=/opt/homebrew/opt/llvm/bin/clang
 export CXX=/opt/homebrew/opt/llvm/bin/clang++
 
+// In case of linking issues with the external libraries and clang, you can try setting the CMAKE compiler to gcc/g++ instead through the following commands:
+export CC=gcc
+export CXX=g++
+sed -i '' '/set(CMAKE_CXX_STANDARD_REQUIRED True)/a\'$'\n''set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Xclang -fopenmp -L/opt/homebrew/opt/libomp/lib -I/opt/homebrew/opt/libomp/include -lomp -arch arm64 -fexceptions")'$'\n''' CMakeLists.txt
+
 // Build
 cmake . --fresh
 make