[linux-next:master 1626/5095] drivers/gpu/drm/xe/tests/xe_args_test.c:225 if_args_test() warn: if();

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   f417b7ffcbef7d76b0d8860518f50dae0e7e5eda
commit: ce5971773651ad5c7e26aea29d72ea8887428774 [1626/5095] drm/xe: Introduce IF_ARGS macro utility
config: s390-randconfig-r072-20260109 (https://download.01.org/0day-ci/archive/20260111/202601111420.alodw392-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9b8addffa70cee5b2acc5454712d9cf78ce45710)
smatch version: v0.5.0-8985-g2614ff1a

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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202601111420.alodw392-lkp@intel.com/

New smatch warnings:
drivers/gpu/drm/xe/tests/xe_args_test.c:225 if_args_test() warn: if();

Old smatch warnings:
drivers/gpu/drm/xe/tests/xe_args_test.c:226 if_args_test() warn: if();
drivers/gpu/drm/xe/tests/xe_args_test.c:228 if_args_test() warn: if();
drivers/gpu/drm/xe/tests/xe_args_test.c:229 if_args_test() warn: if();

vim +225 drivers/gpu/drm/xe/tests/xe_args_test.c

   218	
   219	static void if_args_test(struct kunit *test)
   220	{
   221		bool with_args = true;
   222		bool no_args = false;
   223		enum { X = 100 };
   224	
 > 225		KUNIT_EXPECT_TRUE(test, IF_ARGS(true, false, FOO_ARGS));
   226		KUNIT_EXPECT_FALSE(test, IF_ARGS(true, false, NO_ARGS));
   227	
   228		KUNIT_EXPECT_TRUE(test, CONCATENATE(IF_ARGS(with, no, FOO_ARGS), _args));
   229		KUNIT_EXPECT_FALSE(test, CONCATENATE(IF_ARGS(with, no, NO_ARGS), _args));
   230	
   231		KUNIT_EXPECT_STREQ(test, __stringify(IF_ARGS(yes, no, FOO_ARGS)), "yes");
   232		KUNIT_EXPECT_STREQ(test, __stringify(IF_ARGS(yes, no, NO_ARGS)), "no");
   233	
   234		KUNIT_EXPECT_EQ(test, IF_ARGS(CALL_ARGS(COUNT_ARGS, FOO_ARGS), -1, FOO_ARGS), 4);
   235		KUNIT_EXPECT_EQ(test, IF_ARGS(CALL_ARGS(COUNT_ARGS, FOO_ARGS), -1, NO_ARGS), -1);
   236		KUNIT_EXPECT_EQ(test, IF_ARGS(CALL_ARGS(COUNT_ARGS, NO_ARGS), -1, FOO_ARGS), 0);
   237		KUNIT_EXPECT_EQ(test, IF_ARGS(CALL_ARGS(COUNT_ARGS, NO_ARGS), -1, NO_ARGS), -1);
   238	
   239		KUNIT_EXPECT_EQ(test,
   240				CALL_ARGS(FIRST_ARG,
   241					  CALL_ARGS(CONCATENATE, IF_ARGS(FOO, MAX, FOO_ARGS), _ARGS)), X);
   242		KUNIT_EXPECT_EQ(test,
   243				CALL_ARGS(FIRST_ARG,
   244					  CALL_ARGS(CONCATENATE, IF_ARGS(FOO, MAX, NO_ARGS), _ARGS)), -1);
   245		KUNIT_EXPECT_EQ(test,
   246				CALL_ARGS(COUNT_ARGS,
   247					  CALL_ARGS(CONCATENATE, IF_ARGS(FOO, MAX, FOO_ARGS), _ARGS)), 4);
   248		KUNIT_EXPECT_EQ(test,
   249				CALL_ARGS(COUNT_ARGS,
   250					  CALL_ARGS(CONCATENATE, IF_ARGS(FOO, MAX, NO_ARGS), _ARGS)), 12);
   251	}
   252	

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