On Thu, Nov 08, 2018 at 06:30:21PM +0100, Uros Bizjak wrote:
> --- /dev/null
> +++ b/gcc/testsuite/gcc.target/i386/ptwrite2.c
> @@ -0,0 +1,14 @@
> +/* { dg-do compile } */
> +/* { dg-options "-O2 -mptwrite " } */
> +/* { dg-final { scan-assembler "ptwrite.*r" } } */
> +/* { dg-final { scan-assembler "ptwrite.*e" } } */
>
> Better use \[^\n\r\] instead of .* to avoid unwanted multi-line matches.
Or better, write it as
/* { dg-final { scan-assembler {(?n)ptwrite.*r} } } */
Segher
