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From: bugzilla@dpdk.org
To: dev@dpdk.org
Subject: [Bug 1179] lib/mldev build failure on aarch64 with gcc 4.8
Date: Sun, 12 Mar 2023 12:20:51 +0000
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--16786236510.BBEc8.3763445
Date: Sun, 12 Mar 2023 13:20:51 +0100
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https://bugs.dpdk.org/show_bug.cgi?id=3D1179

            Bug ID: 1179
           Summary: lib/mldev build failure on aarch64 with gcc 4.8
           Product: DPDK
           Version: 23.03
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: other
          Assignee: dev@dpdk.org
          Reporter: alialnu@nvidia.com
  Target Milestone: ---

```
[..]
lib/mldev/mldev_utils_neon.c: In function '__float32_to_int8_neon_s8x1':
lib/mldev/mldev_utils_neon.c:62:2: error: implicit declaration of function
'vcvtas_s32_f32' [-Werror=3Dimplicit-function-declaration]
  s32 =3D vcvtas_s32_f32(scale * (*input));
  ^
lib/mldev/mldev_utils_neon.c:62:2: error: nested extern declaration of
'vcvtas_s32_f32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__int8_to_float32_neon_f32x1':
lib/mldev/mldev_utils_neon.c:139:2: error: implicit declaration of function
'vcvts_f32_s32' [-Werror=3Dimplicit-function-declaration]
  *output =3D scale * vcvts_f32_s32((int32_t)*input);
  ^
lib/mldev/mldev_utils_neon.c:139:2: error: nested extern declaration of
'vcvts_f32_s32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__float32_to_uint8_neon_u8x1':
lib/mldev/mldev_utils_neon.c:220:2: error: implicit declaration of function
'vcvtas_u32_f32' [-Werror=3Dimplicit-function-declaration]
  u32 =3D vcvtas_u32_f32(scale * (*input));
  ^
lib/mldev/mldev_utils_neon.c:220:2: error: nested extern declaration of
'vcvtas_u32_f32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__uint8_to_float32_neon_f32x1':
lib/mldev/mldev_utils_neon.c:297:2: error: implicit declaration of function
'vcvts_f32_u32' [-Werror=3Dimplicit-function-declaration]
  *output =3D scale * vcvts_f32_u32((uint32_t)*input);
  ^
lib/mldev/mldev_utils_neon.c:297:2: error: nested extern declaration of
'vcvts_f32_u32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: At top level:
lib/mldev/mldev_utils_neon.c:604:51: error: unknown type name 'float16_t'
 __float32_to_float16_neon_f16x4(float32_t *input, float16_t *output)
                                                   ^
lib/mldev/mldev_utils_neon.c:620:51: error: unknown type name 'float16_t'
 __float32_to_float16_neon_f16x1(float32_t *input, float16_t *output)
                                                   ^
lib/mldev/mldev_utils_neon.c: In function 'rte_ml_io_float32_to_float16':
lib/mldev/mldev_utils_neon.c:639:2: error: unknown type name 'float16_t'
  float16_t *output_buffer;
  ^
lib/mldev/mldev_utils_neon.c:648:19: error: 'float16_t' undeclared (first u=
se
in this function)
  output_buffer =3D (float16_t *)output;
                   ^
lib/mldev/mldev_utils_neon.c:648:19: note: each undeclared identifier is
reported only once for each function it appears in
lib/mldev/mldev_utils_neon.c:648:30: error: expected expression before ')'
token
  output_buffer =3D (float16_t *)output;
                              ^
lib/mldev/mldev_utils_neon.c:654:3: error: implicit declaration of function
'__float32_to_float16_neon_f16x4' [-Werror=3Dimplicit-function-declaration]
   __float32_to_float16_neon_f16x4(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:654:3: error: nested extern declaration of
'__float32_to_float16_neon_f16x4' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c:662:3: error: implicit declaration of function
'__float32_to_float16_neon_f16x1' [-Werror=3Dimplicit-function-declaration]
   __float32_to_float16_neon_f16x1(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:662:3: error: nested extern declaration of
'__float32_to_float16_neon_f16x1' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: At top level:
lib/mldev/mldev_utils_neon.c:671:33: error: unknown type name 'float16_t'
 __float16_to_float32_neon_f32x4(float16_t *input, float32_t *output)
                                 ^
lib/mldev/mldev_utils_neon.c:687:33: error: unknown type name 'float16_t'
 __float16_to_float32_neon_f32x1(float16_t *input, float32_t *output)
                                 ^
lib/mldev/mldev_utils_neon.c: In function 'rte_ml_io_float16_to_float32':
lib/mldev/mldev_utils_neon.c:705:2: error: unknown type name 'float16_t'
  float16_t *input_buffer;
  ^
lib/mldev/mldev_utils_neon.c:714:18: error: 'float16_t' undeclared (first u=
se
in this function)
  input_buffer =3D (float16_t *)input;
                  ^
lib/mldev/mldev_utils_neon.c:714:29: error: expected expression before ')'
token
  input_buffer =3D (float16_t *)input;
                             ^
lib/mldev/mldev_utils_neon.c:721:3: error: implicit declaration of function
'__float16_to_float32_neon_f32x4' [-Werror=3Dimplicit-function-declaration]
   __float16_to_float32_neon_f32x4(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:721:3: error: nested extern declaration of
'__float16_to_float32_neon_f32x4' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c:729:3: error: implicit declaration of function
'__float16_to_float32_neon_f32x1' [-Werror=3Dimplicit-function-declaration]
   __float16_to_float32_neon_f32x1(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:729:3: error: nested extern declaration of
'__float16_to_float32_neon_f32x1' [-Werror=3Dnested-externs]
cc1: all warnings being treated as errors
[..]
```

OS: CentOS Linux 7 (AltArch)
gcc: 4.8.5

--=20
You are receiving this mail because:
You are the assignee for the bug.=

--16786236510.BBEc8.3763445
Date: Sun, 12 Mar 2023 13:20:51 +0100
MIME-Version: 1.0
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
X-Bugzilla-URL: http://bugs.dpdk.org/
Auto-Submitted: auto-generated
X-Auto-Response-Suppress: All

<html>
    <head>
      <base href=3D"https://bugs.dpdk.org/">
    </head>
    <body><table border=3D"1" cellspacing=3D"0" cellpadding=3D"8" class=3D"=
bz_new_table">
        <tr>
          <th>Bug ID</th>
          <td><a class=3D"bz_bug_link=20
          bz_status_UNCONFIRMED "
   title=3D"UNCONFIRMED - lib/mldev build failure on aarch64 with gcc 4.8"
   href=3D"https://bugs.dpdk.org/show_bug.cgi?id=3D1179">1179</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>lib/mldev build failure on aarch64 with gcc 4.8
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>DPDK
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>23.03
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>UNCONFIRMED
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>other
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>dev&#64;dpdk.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>alialnu&#64;nvidia.com
          </td>
        </tr>

        <tr>
          <th>Target Milestone</th>
          <td>---
          </td>
        </tr></table>
      <p>
        <div class=3D"bz_comment_block">
          <pre class=3D"bz_comment_text">```
[..]
lib/mldev/mldev_utils_neon.c: In function '__float32_to_int8_neon_s8x1':
lib/mldev/mldev_utils_neon.c:62:2: error: implicit declaration of function
'vcvtas_s32_f32' [-Werror=3Dimplicit-function-declaration]
  s32 =3D vcvtas_s32_f32(scale * (*input));
  ^
lib/mldev/mldev_utils_neon.c:62:2: error: nested extern declaration of
'vcvtas_s32_f32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__int8_to_float32_neon_f32x1':
lib/mldev/mldev_utils_neon.c:139:2: error: implicit declaration of function
'vcvts_f32_s32' [-Werror=3Dimplicit-function-declaration]
  *output =3D scale * vcvts_f32_s32((int32_t)*input);
  ^
lib/mldev/mldev_utils_neon.c:139:2: error: nested extern declaration of
'vcvts_f32_s32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__float32_to_uint8_neon_u8x1':
lib/mldev/mldev_utils_neon.c:220:2: error: implicit declaration of function
'vcvtas_u32_f32' [-Werror=3Dimplicit-function-declaration]
  u32 =3D vcvtas_u32_f32(scale * (*input));
  ^
lib/mldev/mldev_utils_neon.c:220:2: error: nested extern declaration of
'vcvtas_u32_f32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: In function '__uint8_to_float32_neon_f32x1':
lib/mldev/mldev_utils_neon.c:297:2: error: implicit declaration of function
'vcvts_f32_u32' [-Werror=3Dimplicit-function-declaration]
  *output =3D scale * vcvts_f32_u32((uint32_t)*input);
  ^
lib/mldev/mldev_utils_neon.c:297:2: error: nested extern declaration of
'vcvts_f32_u32' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: At top level:
lib/mldev/mldev_utils_neon.c:604:51: error: unknown type name 'float16_t'
 __float32_to_float16_neon_f16x4(float32_t *input, float16_t *output)
                                                   ^
lib/mldev/mldev_utils_neon.c:620:51: error: unknown type name 'float16_t'
 __float32_to_float16_neon_f16x1(float32_t *input, float16_t *output)
                                                   ^
lib/mldev/mldev_utils_neon.c: In function 'rte_ml_io_float32_to_float16':
lib/mldev/mldev_utils_neon.c:639:2: error: unknown type name 'float16_t'
  float16_t *output_buffer;
  ^
lib/mldev/mldev_utils_neon.c:648:19: error: 'float16_t' undeclared (first u=
se
in this function)
  output_buffer =3D (float16_t *)output;
                   ^
lib/mldev/mldev_utils_neon.c:648:19: note: each undeclared identifier is
reported only once for each function it appears in
lib/mldev/mldev_utils_neon.c:648:30: error: expected expression before ')'
token
  output_buffer =3D (float16_t *)output;
                              ^
lib/mldev/mldev_utils_neon.c:654:3: error: implicit declaration of function
'__float32_to_float16_neon_f16x4' [-Werror=3Dimplicit-function-declaration]
   __float32_to_float16_neon_f16x4(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:654:3: error: nested extern declaration of
'__float32_to_float16_neon_f16x4' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c:662:3: error: implicit declaration of function
'__float32_to_float16_neon_f16x1' [-Werror=3Dimplicit-function-declaration]
   __float32_to_float16_neon_f16x1(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:662:3: error: nested extern declaration of
'__float32_to_float16_neon_f16x1' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c: At top level:
lib/mldev/mldev_utils_neon.c:671:33: error: unknown type name 'float16_t'
 __float16_to_float32_neon_f32x4(float16_t *input, float32_t *output)
                                 ^
lib/mldev/mldev_utils_neon.c:687:33: error: unknown type name 'float16_t'
 __float16_to_float32_neon_f32x1(float16_t *input, float32_t *output)
                                 ^
lib/mldev/mldev_utils_neon.c: In function 'rte_ml_io_float16_to_float32':
lib/mldev/mldev_utils_neon.c:705:2: error: unknown type name 'float16_t'
  float16_t *input_buffer;
  ^
lib/mldev/mldev_utils_neon.c:714:18: error: 'float16_t' undeclared (first u=
se
in this function)
  input_buffer =3D (float16_t *)input;
                  ^
lib/mldev/mldev_utils_neon.c:714:29: error: expected expression before ')'
token
  input_buffer =3D (float16_t *)input;
                             ^
lib/mldev/mldev_utils_neon.c:721:3: error: implicit declaration of function
'__float16_to_float32_neon_f32x4' [-Werror=3Dimplicit-function-declaration]
   __float16_to_float32_neon_f32x4(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:721:3: error: nested extern declaration of
'__float16_to_float32_neon_f32x4' [-Werror=3Dnested-externs]
lib/mldev/mldev_utils_neon.c:729:3: error: implicit declaration of function
'__float16_to_float32_neon_f32x1' [-Werror=3Dimplicit-function-declaration]
   __float16_to_float32_neon_f32x1(input_buffer, output_buffer);
   ^
lib/mldev/mldev_utils_neon.c:729:3: error: nested extern declaration of
'__float16_to_float32_neon_f32x1' [-Werror=3Dnested-externs]
cc1: all warnings being treated as errors
[..]
```

OS: CentOS Linux 7 (AltArch)
gcc: 4.8.5
          </pre>
        </div>
      </p>


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--16786236510.BBEc8.3763445--