[Bug testsuite/92550] FAIL: gcc.dg/ipa/ipa-sra-8.c execution test

danglin at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Apr 10 17:55:19 GMT 2020


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92550

John David Anglin <danglin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|target                      |testsuite
            Summary|[10 Regression] FAIL:       |FAIL:
                   |gcc.dg/ipa/ipa-sra-8.c      |gcc.dg/ipa/ipa-sra-8.c
                   |execution test              |execution test

--- Comment #9 from John David Anglin <danglin at gcc dot gnu.org> ---
With -fno-ipa-sra, the test always fails since it was first introduced.

The test passes if I change the argument of get_a from SS to SSS.  Then,
it handles the misaligned argument:

get_a:
        .PROC
        .CALLINFO FRAME=0,NO_CALLS
        .ENTRY
        .stabn  68,0,14,L$M0001-L$FBB0001
L$M0001:
        ldb 0(%r26),%r19
        zdep %r19,7,8,%r19
        ldb 1(%r26),%r20
        zdep %r20,15,16,%r20
        ldb 2(%r26),%r28
        or %r20,%r19,%r20
        zdep %r28,23,24,%r28
        ldb 3(%r26),%r19
        or %r28,%r20,%r28
        .stabn  68,0,17,L$M0002-L$FBB0001
L$M0002:
        bv %r0(%r2)
        or %r19,%r28,%r28
        .EXIT
        .PROCEND


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