+## Optimisation level 2 in g++ 4.1 or g++ 4.2 breaks composition loading in the vector parsing function in loadcanvas.cpp (1509627)
AC_DEFUN([AC_ARG_OPTIMIZATION],
[
AC_MSG_CHECKING([for optimization flags])
- AC_ARG_ENABLE(optimization,[ --enable-optimization=[[0,1,2,3,4]] Select optimization level (default=2)],[
+ AC_ARG_ENABLE(optimization,[ --enable-optimization=[[0,1,2,3,4]] Select optimization level (default=1)],[
optimization=$enableval
],[
- optimization="2"
+ optimization="1"
])
optimization_flags=''
case "$optimization" in