[igt-dev] [PATCH i-g-t v2 0/2] Added tile property parser library function and IGT test for DP tiled displays

[Arkadiusz Hiler]

On Thu, Aug 22, 2019 at 05:06:46PM -0700, Madhumitha Tolakanahalli Pradeep wrote:
> 
> Madhumitha Tolakanahalli Pradeep (2):
>   igt/tests/kms_dp_tiled_display: kms test for display port tiled
>     displays
>   lib/igt_kms: added tile property parser
> 
>  lib/igt_kms.c                |  29 +++
>  lib/igt_kms.h                |  11 ++
>  tests/Makefile.sources       |   1 +
>  tests/kms_dp_tiled_display.c | 346 +++++++++++++++++++++++++++++++++++
>  tests/meson.build            |   1 +
>  5 files changed, 388 insertions(+)
>  create mode 100644 tests/kms_dp_tiled_display.c


https://gitlab.freedesktop.org/gfx-ci/igt-ci-tags/-/jobs/526888

Seems to not build with clang:

clang -Itests/59830eb@@kms_dp_tiled_display at exe -Itests -I../tests
    -I../include/drm-uapi -Ilib -I../lib -I../lib/stubs/syscalls -I. -I../
    -I/usr/include/cairo -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include
    -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/libpng16
    -I/usr/include/libdrm -I/usr/include/valgrind -I/usr/include/libdrm/nouveau
    -Xclang -fcolor-diagnostics -pipe -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch
    -Wextra -std=gnu11 -O2 -g -D_GNU_SOURCE -include config.h -D_FORTIFY_SOURCE=2
    -Wbad-function-cast -Wdeclaration-after-statement -Wformat=2
    -Wmissing-declarations -Wmissing-format-attribute -Wmissing-noreturn
    -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith
    -Wredundant-decls -Wshadow -Wstrict-prototypes -Wuninitialized -Wunused
    -Wno-missing-field-initializers -Wno-pointer-arith -Wno-sign-compare
    -Wno-type-limits -Wno-unused-parameter -Wno-unused-result -Werror=address
    -Werror=array-bounds -Werror=implicit -Werror=init-self
    -Werror=int-to-pointer-cast -Werror=main -Werror=missing-braces -Werror=nonnull
    -Werror=pointer-to-int-cast -Werror=return-type -Werror=sequence-point
    -Werror=trigraphs -Werror=write-strings -fno-builtin-malloc -fno-builtin-calloc
    -pthread -MD -MQ
    'tests/59830eb@@kms_dp_tiled_display at exe/kms_dp_tiled_display.c.o' -MF
    'tests/59830eb@@kms_dp_tiled_display at exe/kms_dp_tiled_display.c.o.d' -o
    'tests/59830eb@@kms_dp_tiled_display at exe/kms_dp_tiled_display.c.o' -c
    ../tests/kms_dp_tiled_display.c

../tests/kms_dp_tiled_display.c:63:24: error: address of array 'prop->name' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion]
        return ((strcmp(prop->name ? prop->name : "", "TILE") ? 0 : 1) &&
                        ~~~~~~^~~~ ~