[Bug math/18731] New: math/test-double-vlen4 and math/test-float-vlen8 fail on non-AVX machines

["hjl.tools at gmail dot com" <sourceware-bugzilla at sourceware dot org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=18731

            Bug ID: 18731
           Summary: math/test-double-vlen4 and math/test-float-vlen8 fail
                    on non-AVX machines
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: math
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
  Target Milestone: ---

On non-AVX x86-64 machine, I got

FAIL: math/test-double-vlen4
FAIL: math/test-float-vlen8

Program received signal SIGILL, Illegal instruction.
0x0000000000403a45 in cosf_vlen8 (x=inf)
    at ../sysdeps/x86_64/fpu/test-float-vlen8-wrappers.c:24
24      VECTOR_WRAPPER (WRAPPER_NAME (cosf), _ZGVcN8v_cosf)
(gdb) disass
Dump of assembler code for function cosf_vlen8:
   0x0000000000403a40 <+0>:     lea    0x8(%rsp),%r10

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