On Mon, Sep 9, 2013 at 9:42 AM, Michael V. Zolotukhin <michael.v.zolotuk...@gmail.com> wrote: >> OK, >> Would you mind adding a testcase? > Thanks, here is the patch with Eric's test. > OK to commit? > > Changelog: > gcc: > 2013-09-09 Michael Zolotukhin <michael.v.zolotuk...@gmail.com> > > * config/i386/i386.c (ix86_expand_movmem): Fix epilogue generation. > > gcc/testsuite: > 2013-09-09 Michael Zolotukhin <michael.v.zolotuk...@gmail.com> > > * gcc.target/i386/memcpy-2.c: New test.
+/* { dg-do run } */ +/* { dg-require-effective-target ia32 } */ +/* { dg-options "-O2 -march=pentiumpro -minline-all-stringops -fno-common" } */ Please use -mtune instead of -march. Otherwise OK. Thanks, Uros.