gcc/testsuite/gcc.target/i386/memcpy-1.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ilp32 } */
   3 /* { dg-options "-O2 -march=pentiumpro -minline-all-stringops" } */
   4 /* { dg-final { scan-assembler "rep" } } */
   5 /* { dg-final { scan-assembler "movs" } } */
   6 /* { dg-final { scan-assembler-not "test" } } */
   7 /* { dg-final { scan-assembler "\.L?:" } } */
   8
   9 /* A and B are aligned, but we used to lose track of it.
  10    Ensure that memcpy is inlined and alignment prologue is missing.  */
  11
  12 char a[2048];
  13 char b[2048];
  14 t()
  15 {
  16   __builtin_memcpy (a,b,2048);
  17 }