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-rw-r--r--doc/build-unix.md8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/build-unix.md b/doc/build-unix.md
index f1bc770dfb..9aca0336c0 100644
--- a/doc/build-unix.md
+++ b/doc/build-unix.md
@@ -61,6 +61,14 @@ tuned to conserve memory with additional CXXFLAGS:
./configure CXXFLAGS="--param ggc-min-expand=1 --param ggc-min-heapsize=32768"
+Alternatively, or in addition, debugging information can be skipped for compilation. The default compile flags are
+`-g -O2`, and can be changed with:
+
+ ./configure CXXFLAGS="-O2"
+
+Finally, clang (often less resource hungry) can be used instead of gcc, which is used by default:
+
+ ./configure CXX=clang++ CC=clang
## Linux Distribution Specific Instructions