m4/ax_ext.m4 | 6 0 + 6 - 0 !
1 file changed, 6 deletions(-)

 unconditionnally disable sse3 instructions
 Those instructions are not implemented on all processors.

m4ri.pc.in | 2 1 + 1 - 0 !
1 file changed, 1 insertion(+), 1 deletion(-)

 do not include -g -o2 in pkg-config cflags
 Those are wrong directives which could potentially lead to FTBFS