Hi! On Thu, Sep 13, 2012 at 06:24:14PM +0200, Paolo Bonzini wrote: > Il 13/09/2012 17:57, Jakub Jelinek ha scritto: > >>> > > Can we get this change in? The current state is terribly annoying. > >> > > >> > Yes, please go ahead. > > Here it is, bootstrapped/regtested on x86_64-linux and i686-linux, > > additionally tested on --disable-bootstrap tree, both by make cc1 inside of > > gcc subdir (no -O2) and make all-gcc above it (with -O2). > > Ok.
Seems the sed command was using " *" at the end, so it happily changed e.g. "-Og " into just "g " instead of either keeping "-Og " in, or removing it altogether. This patches fixes it, now -Ofast, -Og, -Os, -O, -O[0-9]* are removed when followed by whitespace and not otherwise. Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk? 2012-09-25 Jakub Jelinek <ja...@redhat.com> PR other/54692 * configure.ac (CFLAGS, CXXFLAGS): Remove -Ofast or -Og properly. * configure: Regenerated. --- gcc/configure.ac.jj 2012-09-13 18:29:46.000000000 +0200 +++ gcc/configure.ac 2012-09-24 21:47:41.606278259 +0200 @@ -296,8 +296,8 @@ AC_SUBST(OUTPUT_OPTION) # optimizations to be activated explicitly by the toplevel. case "$CC" in */prev-gcc/xgcc*) ;; - *) CFLAGS=`echo $CFLAGS | sed "s/-O[[s0-9]]* *//" ` - CXXFLAGS=`echo $CXXFLAGS | sed "s/-O[[s0-9]]* *//" ` ;; + *) CFLAGS=`echo "$CFLAGS " | sed -e "s/-Ofast[[ ]]//" -e "s/-O[[gs]][[ ]]//" -e "s/-O[[0-9]]*[[ ]]//" ` + CXXFLAGS=`echo "$CXXFLAGS " | sed -e "s/-Ofast[[ ]]//" -e "s/-O[[gs]][[ ]]//" -e "s/-O[[0-9]]*[[ ]]//" ` ;; esac AC_SUBST(CFLAGS) AC_SUBST(CXXFLAGS) --- gcc/configure.jj 2012-09-17 11:13:13.119075354 +0200 +++ gcc/configure 2012-09-24 21:49:02.900837573 +0200 @@ -4863,8 +4863,8 @@ fi # optimizations to be activated explicitly by the toplevel. case "$CC" in */prev-gcc/xgcc*) ;; - *) CFLAGS=`echo $CFLAGS | sed "s/-O[s0-9]* *//" ` - CXXFLAGS=`echo $CXXFLAGS | sed "s/-O[s0-9]* *//" ` ;; + *) CFLAGS=`echo "$CFLAGS " | sed -e "s/-Ofast[ ]//" -e "s/-O[gs][ ]//" -e "s/-O[0-9]*[ ]//" ` + CXXFLAGS=`echo "$CXXFLAGS " | sed -e "s/-Ofast[ ]//" -e "s/-O[gs][ ]//" -e "s/-O[0-9]*[ ]//" ` ;; esac Jakub