diff options
Diffstat (limited to 'gitlab/issues_text/target_missing/host_s390/accel_missing')
| -rw-r--r-- | gitlab/issues_text/target_missing/host_s390/accel_missing/1934 | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/gitlab/issues_text/target_missing/host_s390/accel_missing/1934 b/gitlab/issues_text/target_missing/host_s390/accel_missing/1934 deleted file mode 100644 index 9a5f8f15d..000000000 --- a/gitlab/issues_text/target_missing/host_s390/accel_missing/1934 +++ /dev/null @@ -1,24 +0,0 @@ -Build failure on s390x with Clang 17 due to int128 alignment used in `__sync_` operations -Description of problem: -We experienced this downstream, but filing this here since the code still seems to be the same in git. - -https://reviews.llvm.org/D143813 introduced this warning since, according to the description, `__int128` -needs to be 8-byte aligned on s390 but the code in `host/include/generic/host/atomic128-ldst.h` unconditionally uses 16-byte alignment. - -The output is: - -``` -In file included from ../accel/tcg/cputlb.c:32: -In file included from /builddir/build/BUILD/qemu-8.1.0/include/exec/helper-proto-common.h:10: -In file included from /builddir/build/BUILD/qemu-8.1.0/include/qemu/atomic128.h:62: -/builddir/build/BUILD/qemu-8.1.0/host/include/generic/host/atomic128-ldst.h:68:15: error: __sync builtin operation MUST have natural alignment (consider using __atomic). [-Werror,-Wsync-alignment] - 68 | } while (!__sync_bool_compare_and_swap_16(ptr_align, old, new.i)); - | ^ -In file included from ../accel/tcg/cputlb.c:32: -In file included from /builddir/build/BUILD/qemu-8.1.0/include/exec/helper-proto-common.h:10: -In file included from /builddir/build/BUILD/qemu-8.1.0/include/qemu/atomic128.h:61: -/builddir/build/BUILD/qemu-8.1.0/host/include/generic/host/atomic128-cas.h:36:11: error: __sync builtin operation MUST have natural alignment (consider using __atomic). [-Werror,-Wsync-alignment] - 36 | r.i = __sync_val_compare_and_swap_16(ptr_align, c.i, n.i); - | ^ -2 errors generated. -``` |