results in: (all from config.log)
configure:5144: checking for version 0.10 of PPL configure:5166: gcc -c -I/usr/system64/include -L/usr/system64/lib -L/usr/system64/lib64 -Iyes/include -I/usr/system64/include -L/usr/system64/lib -L/usr/system64/lib64 conftest.c >&5 configure:5172: $? = 0 configure:5265: checking for correct version of CLooG configure:5287: gcc -c -I/usr/system64/include -L/usr/system64/lib -L/usr/system64/lib64 -Iyes/include -DCLOOG_PPL_BACKEND -Iyes/include -I/usr/system64/include -L/usr/system64/lib -L/usr/system64/lib64 conftest.c >&5 configure:5293: $? = 0 LIBS='-Lyes/lib -lcloog -Lyes/lib -lppl_c -lppl -lgmpxx ' clooginc='-Iyes/include -DCLOOG_PPL_BACKEND ' clooglibs='-Lyes/lib -lcloog' As of recent with gcc 4.5.0, to use the CLOOG_PPL_BACKEND, --with-cloog and --with-ppl must be specified in the command line, making this more notable. -- Summary: using --with-cloog and --with-ppl without specifying a location with = causes configuration errors Product: gcc Version: 4.5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: regression AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: xenofears at gmail dot com GCC build triplet: x86_64-w64-mingw32, i686-pc-mingw32, i686-pc-cygwin GCC host triplet: x86_64-w64-mingw32 GCC target triplet: x86_64-w64-mingw32 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40516