Re: [PATCH next resend 2/5] minmax: Allow min()/max()/clamp() if the arguments have the same signedness.

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Hi David,

kernel test robot noticed the following build errors:

[auto build test ERROR on akpm-mm/mm-everything]
[also build test ERROR on linus/master v6.5-rc3 next-20230725]
[cannot apply to next-20230725]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/David-Laight/minmax-Allow-min-max-clamp-if-the-arguments-have-the-same-signedness/20230725-204940
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/a09512c8526b46759669d0b879144563%40AcuMS.aculab.com
patch subject: [PATCH next resend 2/5] minmax: Allow min()/max()/clamp() if the arguments have the same signedness.
config: riscv-randconfig-r024-20230725 (https://download.01.org/0day-ci/archive/20230726/202307260144.boYg18Ty-lkp@xxxxxxxxx/config)
compiler: riscv32-linux-gcc (GCC) 12.3.0
reproduce: (https://download.01.org/0day-ci/archive/20230726/202307260144.boYg18Ty-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307260144.boYg18Ty-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   In file included from drivers/irqchip/irq-meson-gpio.c:15:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-meson-gpio.c:597:1: note: in expansion of macro 'IRQCHIP_MATCH'
     597 | IRQCHIP_MATCH("amlogic,meson-gpio-intc", meson_gpio_irq_of_init)
         | ^~~~~~~~~~~~~
>> include/linux/irqchip.h:24:9: error: initializer element is not constant
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-meson-gpio.c:597:1: note: in expansion of macro 'IRQCHIP_MATCH'
     597 | IRQCHIP_MATCH("amlogic,meson-gpio-intc", meson_gpio_irq_of_init)
         | ^~~~~~~~~~~~~
   include/linux/irqchip.h:24:9: note: (near initialization for 'meson_gpio_intc_irqchip_match_table[0].data')
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-meson-gpio.c:597:1: note: in expansion of macro 'IRQCHIP_MATCH'
     597 | IRQCHIP_MATCH("amlogic,meson-gpio-intc", meson_gpio_irq_of_init)
         | ^~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   In file included from include/linux/irqchip.h:16,
                    from drivers/irqchip/irq-riscv-intc.c:14:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/of.h:1478:31: note: in definition of macro '_OF_DECLARE'
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                               ^~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   include/linux/irqchip.h:37:45: note: in expansion of macro 'typecheck_irq_init_cb'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-riscv-intc.c:164:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     164 | IRQCHIP_DECLARE(riscv, "riscv,cpu-intc", riscv_intc_init);
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-riscv-intc.c:164:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     164 | IRQCHIP_DECLARE(riscv, "riscv,cpu-intc", riscv_intc_init);
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_riscv.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-riscv-intc.c:164:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     164 | IRQCHIP_DECLARE(riscv, "riscv,cpu-intc", riscv_intc_init);
         | ^~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   In file included from drivers/irqchip/irq-renesas-rzg2l.c:14:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-renesas-rzg2l.c:389:1: note: in expansion of macro 'IRQCHIP_MATCH'
     389 | IRQCHIP_MATCH("renesas,rzg2l-irqc", rzg2l_irqc_init)
         | ^~~~~~~~~~~~~
>> include/linux/irqchip.h:24:9: error: initializer element is not constant
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-renesas-rzg2l.c:389:1: note: in expansion of macro 'IRQCHIP_MATCH'
     389 | IRQCHIP_MATCH("renesas,rzg2l-irqc", rzg2l_irqc_init)
         | ^~~~~~~~~~~~~
   include/linux/irqchip.h:24:9: note: (near initialization for 'rzg2l_irqc_irqchip_match_table[0].data')
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-renesas-rzg2l.c:389:1: note: in expansion of macro 'IRQCHIP_MATCH'
     389 | IRQCHIP_MATCH("renesas,rzg2l-irqc", rzg2l_irqc_init)
         | ^~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   In file included from include/linux/irqchip.h:16,
                    from drivers/irqchip/irq-sifive-plic.c:11:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/of.h:1478:31: note: in definition of macro '_OF_DECLARE'
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                               ^~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   include/linux/irqchip.h:37:45: note: in expansion of macro 'typecheck_irq_init_cb'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:571:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     571 | IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init);
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:571:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     571 | IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init);
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_sifive_plic.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:571:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     571 | IRQCHIP_DECLARE(sifive_plic, "sifive,plic-1.0.0", plic_init);
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:572:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     572 | IRQCHIP_DECLARE(riscv_plic0, "riscv,plic0", plic_init); /* for legacy systems */
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_riscv_plic0.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:572:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     572 | IRQCHIP_DECLARE(riscv_plic0, "riscv,plic0", plic_init); /* for legacy systems */
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:580:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     580 | IRQCHIP_DECLARE(andestech_nceplic100, "andestech,nceplic100", plic_edge_init);
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_andestech_nceplic100.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:580:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     580 | IRQCHIP_DECLARE(andestech_nceplic100, "andestech,nceplic100", plic_edge_init);
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:581:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     581 | IRQCHIP_DECLARE(thead_c900_plic, "thead,c900-plic", plic_edge_init);
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_thead_c900_plic.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-sifive-plic.c:581:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     581 | IRQCHIP_DECLARE(thead_c900_plic, "thead,c900-plic", plic_edge_init);
         | ^~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   In file included from include/linux/irqchip.h:16,
                    from drivers/irqchip/irq-mst-intc.c:9:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/of.h:1478:31: note: in definition of macro '_OF_DECLARE'
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                               ^~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   include/linux/irqchip.h:37:45: note: in expansion of macro 'typecheck_irq_init_cb'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-mst-intc.c:291:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     291 | IRQCHIP_DECLARE(mst_intc, "mstar,mst-intc", mst_intc_of_init);
         | ^~~~~~~~~~~~~~~
>> include/linux/of.h:1478:30: error: initializer element is not constant
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-mst-intc.c:291:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     291 | IRQCHIP_DECLARE(mst_intc, "mstar,mst-intc", mst_intc_of_init);
         | ^~~~~~~~~~~~~~~
   include/linux/of.h:1478:30: note: (near initialization for '__of_table_mst_intc.data')
    1478 |                      .data = (fn == (fn_type)NULL) ? fn : fn  }
         |                              ^
   include/linux/of.h:1493:17: note: in expansion of macro '_OF_DECLARE'
    1493 |                 _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
         |                 ^~~~~~~~~~~
   include/linux/irqchip.h:37:9: note: in expansion of macro 'OF_DECLARE_2'
      37 |         OF_DECLARE_2(irqchip, name, compat, typecheck_irq_init_cb(fn))
         |         ^~~~~~~~~~~~
   drivers/irqchip/irq-mst-intc.c:291:1: note: in expansion of macro 'IRQCHIP_DECLARE'
     291 | IRQCHIP_DECLARE(mst_intc, "mstar,mst-intc", mst_intc_of_init);
         | ^~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors
--
   In file included from drivers/irqchip/irq-imx-mu-msi.c:15:
>> include/linux/irqchip.h:24:10: error: implicit declaration of function '__typecheck'; did you mean 'typecheck'? [-Werror=implicit-function-declaration]
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |          ^~~~~~~~~~~
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:445:1: note: in expansion of macro 'IRQCHIP_MATCH'
     445 | IRQCHIP_MATCH("fsl,imx7ulp-mu-msi", imx_mu_imx7ulp_of_init)
         | ^~~~~~~~~~~~~
>> include/linux/irqchip.h:24:9: error: initializer element is not constant
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:445:1: note: in expansion of macro 'IRQCHIP_MATCH'
     445 | IRQCHIP_MATCH("fsl,imx7ulp-mu-msi", imx_mu_imx7ulp_of_init)
         | ^~~~~~~~~~~~~
   include/linux/irqchip.h:24:9: note: (near initialization for 'imx_mu_msi_irqchip_match_table[0].data')
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:445:1: note: in expansion of macro 'IRQCHIP_MATCH'
     445 | IRQCHIP_MATCH("fsl,imx7ulp-mu-msi", imx_mu_imx7ulp_of_init)
         | ^~~~~~~~~~~~~
>> include/linux/irqchip.h:24:9: error: initializer element is not constant
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:446:1: note: in expansion of macro 'IRQCHIP_MATCH'
     446 | IRQCHIP_MATCH("fsl,imx6sx-mu-msi", imx_mu_imx6sx_of_init)
         | ^~~~~~~~~~~~~
   include/linux/irqchip.h:24:9: note: (near initialization for 'imx_mu_msi_irqchip_match_table[1].data')
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:446:1: note: in expansion of macro 'IRQCHIP_MATCH'
     446 | IRQCHIP_MATCH("fsl,imx6sx-mu-msi", imx_mu_imx6sx_of_init)
         | ^~~~~~~~~~~~~
>> include/linux/irqchip.h:24:9: error: initializer element is not constant
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:447:1: note: in expansion of macro 'IRQCHIP_MATCH'
     447 | IRQCHIP_MATCH("fsl,imx8ulp-mu-msi", imx_mu_imx8ulp_of_init)
         | ^~~~~~~~~~~~~
   include/linux/irqchip.h:24:9: note: (near initialization for 'imx_mu_msi_irqchip_match_table[2].data')
      24 |         (__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
         |         ^
   include/linux/irqchip.h:45:45: note: in expansion of macro 'typecheck_irq_init_cb'
      45 |                                     .data = typecheck_irq_init_cb(fn), },
         |                                             ^~~~~~~~~~~~~~~~~~~~~
   drivers/irqchip/irq-imx-mu-msi.c:447:1: note: in expansion of macro 'IRQCHIP_MATCH'
     447 | IRQCHIP_MATCH("fsl,imx8ulp-mu-msi", imx_mu_imx8ulp_of_init)
         | ^~~~~~~~~~~~~
   cc1: some warnings being treated as errors
..


vim +24 include/linux/irqchip.h

f1985002839af80 Marc Zyngier 2021-10-20  22  
f1985002839af80 Marc Zyngier 2021-10-20  23  #define typecheck_irq_init_cb(fn)					\
f1985002839af80 Marc Zyngier 2021-10-20 @24  	(__typecheck(typecheck_irq_init_cb, &fn) ? fn : fn)
f1985002839af80 Marc Zyngier 2021-10-20  25  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki




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