Index: boost-jam-3.1.17/build.jam --- boost-jam-3.1.17/build.jam.orig 2007-12-03 04:27:54 +0100 +++ boost-jam-3.1.17/build.jam 2008-08-06 09:39:12 +0200 @@ -176,7 +176,7 @@ ## GCC 2.x, 3.x, 4.x toolset gcc gcc : "-o " : -D : -pedantic -fno-strict-aliasing - [ opt --release : [ opt --symbols : -g : -s ] -O3 ] + [ opt --release : [ opt --symbols : -g : -s ] -O0 ] [ opt --debug : -g -O0 -fno-inline ] -I$(--python-include) -I$(--extra-include) -Wno-long-long : -L$(--python-lib[1]) -l$(--python-lib[2]) ; Index: boost-jam-3.1.17/build.sh --- boost-jam-3.1.17/build.sh.orig 2007-12-03 04:27:54 +0100 +++ boost-jam-3.1.17/build.sh 2008-08-06 09:38:28 +0200 @@ -129,7 +129,7 @@ ;; gcc) - BOOST_JAM_CC=gcc + BOOST_JAM_CC="gcc -O0" ;; darwin)