linux-next: build failure after merge of the kspp tree

Stephen Rothwell
2024-03-05T03:50:21Z

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Hi all,

After merging the kspp tree, today's linux-next build (x86_64
allmodconfig) failed like this:

In file included from lib/string_kunit.c:8:
lib/string_kunit.c: In function 'test_strspn':
lib/string_kunit.c:176:25: error: format '%d' expects argument of type 'int', but argument 7 has type 'size_t' {aka 'long unsigned int'} [-Werror=format=]
176 | "i:%d", i);
| ^~~~~~ ~
| |
| size_t {aka long unsigned int}
include/kunit/test.h:597:37: note: in definition of macro '_KUNIT_FAILED'
597 | fmt, \
| ^~~
include/kunit/test.h:722:9: note: in expansion of macro 'KUNIT_BASE_BINARY_ASSERTION'
722 | KUNIT_BASE_BINARY_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:1253:9: note: in expansion of macro 'KUNIT_BINARY_INT_ASSERTION'
1253 | KUNIT_BINARY_INT_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
lib/string_kunit.c:175:17: note: in expansion of macro 'KUNIT_ASSERT_EQ_MSG'
175 | KUNIT_ASSERT_EQ_MSG(test, s->a, strspn(s->str, s->accept),
| ^~~~~~~~~~~~~~~~~~~
lib/string_kunit.c:176:29: note: format string is defined here
176 | "i:%d", i);
| ~^
| |
| int
| %ld
lib/string_kunit.c:178:25: error: format '%d' expects argument of type 'int', but argument 7 has type 'size_t' {aka 'long unsigned int'} [-Werror=format=]
178 | "i:%d", i);
| ^~~~~~ ~
| |
| size_t {aka long unsigned int}
include/kunit/test.h:597:37: note: in definition of macro '_KUNIT_FAILED'
597 | fmt, \
| ^~~
include/kunit/test.h:722:9: note: in expansion of macro 'KUNIT_BASE_BINARY_ASSERTION'
722 | KUNIT_BASE_BINARY_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
include/kunit/test.h:1253:9: note: in expansion of macro 'KUNIT_BINARY_INT_ASSERTION'
1253 | KUNIT_BINARY_INT_ASSERTION(test, \
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
lib/string_kunit.c:177:17: note: in expansion of macro 'KUNIT_ASSERT_EQ_MSG'
177 | KUNIT_ASSERT_EQ_MSG(test, s->r, strcspn(s->str, s->reject),
| ^~~~~~~~~~~~~~~~~~~
lib/string_kunit.c:178:29: note: format string is defined here
178 | "i:%d", i);
| ~^
| |
| int
| %ld
cc1: all warnings being treated as errors

Caused by commit

578914ebade8 ("string: Convert selftest to KUnit")

I have used the kspp tree from next-20240304 for today.

--
Cheers,
Stephen Rothwell

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