Antonio Ospite c5bfa57e8f microsoft/compiler: fix returning _Bool instead of pointer
When building for C23 the compiler warns about returning a boolean when
a different type is expected instead.

Change the code to return NULL instead of false, fixing the following
errors:

-----------------------------------------------------------------------
../src/microsoft/compiler/dxil_module.c: In function ‘create_call_instr’:
../src/microsoft/compiler/dxil_module.c:3311:17: error: incompatible types when returning type ‘_Bool’ but ‘struct dxil_instr *’ was expected
 3311 |          return false;
      |                 ^~~~~
../src/microsoft/compiler/dxil_module.c: In function ‘dxil_emit_load’:
../src/microsoft/compiler/dxil_module.c:3469:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 3469 |       return false;
      |              ^~~~~
../src/microsoft/compiler/dxil_module.c: In function ‘dxil_emit_cmpxchg’:
../src/microsoft/compiler/dxil_module.c:3511:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 3511 |       return false;
      |              ^~~~~
../src/microsoft/compiler/dxil_module.c: In function ‘dxil_emit_atomicrmw’:
../src/microsoft/compiler/dxil_module.c:3535:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 3535 |       return false;
      |              ^~~~~
../src/microsoft/compiler/dxil_function.c: In function ‘dxil_alloc_func_with_rettype’:
../src/microsoft/compiler/dxil_function.c:251:17: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_func *’ was expected
  251 |          return false;
      |                 ^~~~~
../src/microsoft/compiler/dxil_function.c:261:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_func *’ was expected
  261 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_atomic_binop’:
../src/microsoft/compiler/nir_to_dxil.c:959:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
  959 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_atomic_cmpxchg’:
../src/microsoft/compiler/nir_to_dxil.c:984:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
  984 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_threads’:
../src/microsoft/compiler/nir_to_dxil.c:1793:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_mdnode *’ was expected
 1793 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘call_unary_external_function’:
../src/microsoft/compiler/nir_to_dxil.c:3223:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 3223 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c:3228:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 3228 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_texture_size’:
../src/microsoft/compiler/nir_to_dxil.c:4305:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 4305 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_sample_grad’:
../src/microsoft/compiler/nir_to_dxil.c:5350:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 5350 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_sample_cmp_grad’:
../src/microsoft/compiler/nir_to_dxil.c:5370:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 5370 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_texel_fetch’:
../src/microsoft/compiler/nir_to_dxil.c:5393:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 5393 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_texture_lod’:
../src/microsoft/compiler/nir_to_dxil.c:5413:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 5413 |       return false;
      |              ^~~~~
../src/microsoft/compiler/nir_to_dxil.c: In function ‘emit_texture_gather’:
../src/microsoft/compiler/nir_to_dxil.c:5434:14: error: incompatible types when returning type ‘_Bool’ but ‘const struct dxil_value *’ was expected
 5434 |       return false;
      |              ^~~~~
-----------------------------------------------------------------------

Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36323>
2025-07-29 14:07:07 +00:00
2025-02-23 00:31:59 +01:00
2025-01-08 20:37:51 +00:00
2025-02-09 08:13:27 +00:00
2023-11-02 11:37:46 +00:00
2025-07-24 16:12:10 +00:00
2025-07-26 00:33:59 +00:00
2024-11-18 22:29:14 +00:00
2025-07-16 13:50:24 +00:00

`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library
======================================================


Source
------

This repository lives at https://gitlab.freedesktop.org/mesa/mesa.
Other repositories are likely forks, and code found there is not supported.


Build & install
---------------

You can find more information in our documentation (`docs/install.rst
<https://docs.mesa3d.org/install.html>`_), but the recommended way is to use
Meson (`docs/meson.rst <https://docs.mesa3d.org/meson.html>`_):

.. code-block:: sh

  $ meson setup build
  $ ninja -C build/
  $ sudo ninja -C build/ install

Support
-------

Many Mesa devs hang on IRC; if you're not sure which channel is
appropriate, you should ask your question on `OFTC's #dri-devel
<irc://irc.oftc.net/dri-devel>`_, someone will redirect you if
necessary.
Remember that not everyone is in the same timezone as you, so it might
take a while before someone qualified sees your question.
To figure out who you're talking to, or which nick to ping for your
question, check out `Who's Who on IRC
<https://dri.freedesktop.org/wiki/WhosWho/>`_.

The next best option is to ask your question in an email to the
mailing lists: `mesa-dev\@lists.freedesktop.org
<https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_


Bug reports
-----------

If you think something isn't working properly, please file a bug report
(`docs/bugs.rst <https://docs.mesa3d.org/bugs.html>`_).


Contributing
------------

Contributions are welcome, and step-by-step instructions can be found in our
documentation (`docs/submittingpatches.rst
<https://docs.mesa3d.org/submittingpatches.html>`_).

Note that Mesa uses gitlab for patches submission, review and discussions.
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