On Wed, Apr 10, 2024 at 8:24 AM Kewen.Lin <li...@linux.ibm.com> wrote:
>
> Hi,
>
> pr113359-2_*.c define a struct having unsigned long type
> members ay and az which have 4 bytes size at -m32, while
> the related constants CL1 and CL2 used for equality check
> are always 8 bytes, it makes compiler consider the below
>
> 69 if (a.ay != CL1)
> 70 __builtin_abort ();
>
> always to abort and optimize away the following call to
> getb, which leads to the expected wpa dumping on
> "Semantic equality" missing.
>
> This patch is to modify the types with unsigned long long
> accordingly. Tested well on powerpc64-linux-gnu.
>
> Is it ok for trunk?
OK
> BR,
> Kewen
> -----
> PR testsuite/114662
>
> gcc/testsuite/ChangeLog:
>
> * gcc.dg/lto/pr113359-2_0.c: Use unsigned long long instead of
> unsigned long.
> * gcc.dg/lto/pr113359-2_1.c: Likewise.
> ---
> gcc/testsuite/gcc.dg/lto/pr113359-2_0.c | 8 ++++----
> gcc/testsuite/gcc.dg/lto/pr113359-2_1.c | 8 ++++----
> 2 files changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/gcc/testsuite/gcc.dg/lto/pr113359-2_0.c
> b/gcc/testsuite/gcc.dg/lto/pr113359-2_0.c
> index 8b2d5bdfab2..8495667599d 100644
> --- a/gcc/testsuite/gcc.dg/lto/pr113359-2_0.c
> +++ b/gcc/testsuite/gcc.dg/lto/pr113359-2_0.c
> @@ -8,15 +8,15 @@
> struct SA
> {
> unsigned int ax;
> - unsigned long ay;
> - unsigned long az;
> + unsigned long long ay;
> + unsigned long long az;
> };
>
> struct SB
> {
> unsigned int bx;
> - unsigned long by;
> - unsigned long bz;
> + unsigned long long by;
> + unsigned long long bz;
> };
>
> struct ZA
> diff --git a/gcc/testsuite/gcc.dg/lto/pr113359-2_1.c
> b/gcc/testsuite/gcc.dg/lto/pr113359-2_1.c
> index 61bc0547981..8320f347efe 100644
> --- a/gcc/testsuite/gcc.dg/lto/pr113359-2_1.c
> +++ b/gcc/testsuite/gcc.dg/lto/pr113359-2_1.c
> @@ -5,15 +5,15 @@
> struct SA
> {
> unsigned int ax;
> - unsigned long ay;
> - unsigned long az;
> + unsigned long long ay;
> + unsigned long long az;
> };
>
> struct SB
> {
> unsigned int bx;
> - unsigned long by;
> - unsigned long bz;
> + unsigned long long by;
> + unsigned long long bz;
> };
>
> struct ZA
> --
> 2.43.0
