[Bug tree-optimization/69935] load not hoisted out of linked-list traversal loop

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69935

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
      Known to work|                            |11.1.0
         Resolution|---                         |FIXED

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed in GCC 11 with the fix for PR97307.

traverse_loadloop:
.LFB1:
        .cfi_startproc
        movq    (%rdi), %rax
        testq   %rax, %rax
        je      .L12
        .p2align 4,,10
        .p2align 3
.L11:
        movq    %rax, %rdx
        movq    (%rax), %rax
        testq   %rax, %rax
        jne     .L11
        movl    8(%rdx), %eax
        ret