> > app/test-pmd/csumonly.c: In function ?get_psd_sum?: > > build/include/rte_ip.h:161: error: dereferencing pointer ?u16? > > does break strict-aliasing rules > > build/include/rte_ip.h:157: note: initialized from here > > ... > > > > The root cause is that, compile enable strict aliasing by default, > > while in function rte_raw_cksum() try to convert 'const char *' > > to 'const uint16_t *'. > > > > This patch is one workaround fix. > > > > Signed-off-by: Michael Qiu <michael.qiu at intel.com> > > --- > > v3 --> v2: > > use uintptr_t instead of unsigned long to > > save pointer. > > > > v2 --> v1: > > Workaround solution instead of shut off the > > gcc params. > > This workaround is to solve the compile issue of GCC strict-aliasing(Two > different type pointers should not be point to the same memory address). > > For GCC 4.4.7 it will definitely occurs if flags "-fstrict-aliasing" > and "-Wall" used.
Acked-by: Thomas Monjalon <thomas.monjalon at 6wind.com>> Applied with a comment in the code. Thanks -- Thomas
