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Diffstat (limited to 'lib/is_signed_type_kunit.c')
-rw-r--r--lib/is_signed_type_kunit.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/is_signed_type_kunit.c b/lib/is_signed_type_kunit.c
index f2eedb1f0935..207207522925 100644
--- a/lib/is_signed_type_kunit.c
+++ b/lib/is_signed_type_kunit.c
@@ -5,7 +5,7 @@
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <kunit/test.h>
-#include <linux/overflow.h>
+#include <linux/compiler.h>
enum unsigned_enum {
constant_a = 3,
@@ -21,6 +21,11 @@ static void is_signed_type_test(struct kunit *test)
KUNIT_EXPECT_EQ(test, is_signed_type(bool), false);
KUNIT_EXPECT_EQ(test, is_signed_type(signed char), true);
KUNIT_EXPECT_EQ(test, is_signed_type(unsigned char), false);
+#ifdef __CHAR_UNSIGNED__
+ KUNIT_EXPECT_EQ(test, is_signed_type(char), false);
+#else
+ KUNIT_EXPECT_EQ(test, is_signed_type(char), true);
+#endif
KUNIT_EXPECT_EQ(test, is_signed_type(int), true);
KUNIT_EXPECT_EQ(test, is_signed_type(unsigned int), false);
KUNIT_EXPECT_EQ(test, is_signed_type(long), true);