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[flightgear.git] / README.autoconf

diff --git a/README.autoconf b/README.autoconf
index d13a2badbc7391a32cc0cb394d5f2765c2d301bc..6f30c54106851807267e7f403dfe889d12dde2a2 100644 (file)
--- a/README.autoconf
+++ b/README.autoconf
@@ -32,3 +32,12 @@ For debuging purposes you might want to try something like:
 
     CFLAGS=-Wall CXXFLAGS=-Wall ./configure; make; make install
 
+For full optimization using the EGCS compiler on an Intel processor you 
+could try something like:
+
+    MACH="-mpentium"   # -m486 -mpentiumpro etc.
+    export CC=egcc     # for Linux
+    export CFLAGS="-Wall -O5 -fomit-frame-pointer -ffast-math -funroll-loops $MACH"
+    export CXXFLAGS="-Wall -O5 -fomit-frame-pointer -ffast-math -funroll-loops $MACH"
+    ./configure
+