[Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for overflow: Introduce overflows_type() and castable_to_type() (rev3)
Patchwork
patchwork at emeril.freedesktop.org
Fri Oct 21 12:29:24 UTC 2022
== Series Details ==
Series: overflow: Introduce overflows_type() and castable_to_type() (rev3)
URL : https://patchwork.freedesktop.org/series/109076/
State : warning
== Summary ==
Error: dim checkpatch failed
89eeed59f1ab overflow: Introduce overflows_type() and castable_to_type()
-:88: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'x' - possible side-effects?
#88: FILE: include/linux/overflow.h:130:
+#define __overflows_type_constexpr(x, T) ( \
+ is_unsigned_type(typeof(x)) ? \
+ (x) > type_max(typeof(T)) ? 1 : 0 \
+ : is_unsigned_type(typeof(T)) ? \
+ (x) < 0 || (x) > type_max(typeof(T)) ? 1 : 0 \
+ : (x) < type_min(typeof(T)) || \
+ (x) > type_max(typeof(T)) ? 1 : 0)
-:89: CHECK:SPACING: No space is necessary after a cast
#89: FILE: include/linux/overflow.h:131:
+ is_unsigned_type(typeof(x)) ? \
-:90: CHECK:SPACING: No space is necessary after a cast
#90: FILE: include/linux/overflow.h:132:
+ (x) > type_max(typeof(T)) ? 1 : 0 \
-:91: CHECK:SPACING: No space is necessary after a cast
#91: FILE: include/linux/overflow.h:133:
+ : is_unsigned_type(typeof(T)) ? \
-:92: CHECK:SPACING: No space is necessary after a cast
#92: FILE: include/linux/overflow.h:134:
+ (x) < 0 || (x) > type_max(typeof(T)) ? 1 : 0 \
-:93: CHECK:SPACING: No space is necessary after a cast
#93: FILE: include/linux/overflow.h:135:
+ : (x) < type_min(typeof(T)) || \
-:94: CHECK:SPACING: No space is necessary after a cast
#94: FILE: include/linux/overflow.h:136:
+ (x) > type_max(typeof(T)) ? 1 : 0)
-:115: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects?
#115: FILE: include/linux/overflow.h:157:
+#define overflows_type(n, T) \
+ __builtin_choose_expr(__is_constexpr(n), \
+ __overflows_type_constexpr(n, T), \
+ __overflows_type(n, T))
-:115: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'T' - possible side-effects?
#115: FILE: include/linux/overflow.h:157:
+#define overflows_type(n, T) \
+ __builtin_choose_expr(__is_constexpr(n), \
+ __overflows_type_constexpr(n, T), \
+ __overflows_type(n, T))
-:131: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'n' - possible side-effects?
#131: FILE: include/linux/overflow.h:173:
+#define castable_to_type(n, T) \
+ __builtin_choose_expr(__is_constexpr(n), \
+ !__overflows_type_constexpr(n, T), \
+ __same_type(n, T))
-:131: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'T' - possible side-effects?
#131: FILE: include/linux/overflow.h:173:
+#define castable_to_type(n, T) \
+ __builtin_choose_expr(__is_constexpr(n), \
+ !__overflows_type_constexpr(n, T), \
+ __same_type(n, T))
-:176: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'of' - possible side-effects?
#176: FILE: lib/overflow_kunit.c:716:
+#define __TEST_OVERFLOWS_TYPE(func, arg1, arg2, of) do { \
+ bool __of = func(arg1, arg2); \
+ KUNIT_EXPECT_EQ_MSG(test, __of, of, \
+ "expected " #func "(" #arg1 ", " #arg2 " to%s overflow\n",\
+ of ? "" : " not"); \
+ count++; \
+} while (0)
-:185: CHECK:MACRO_ARG_REUSE: Macro argument reuse '__t2' - possible side-effects?
#185: FILE: lib/overflow_kunit.c:725:
+#define TEST_OVERFLOWS_TYPE(__t1, __t2, v, of) do { \
+ __t1 t1 = (v); \
+ __t2 t2; \
+ __TEST_OVERFLOWS_TYPE(__overflows_type, t1, t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type, t1, __t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type_constexpr, t1, t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type_constexpr, t1, __t2, of);\
+} while (0)
-:185: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'of' - possible side-effects?
#185: FILE: lib/overflow_kunit.c:725:
+#define TEST_OVERFLOWS_TYPE(__t1, __t2, v, of) do { \
+ __t1 t1 = (v); \
+ __t2 t2; \
+ __TEST_OVERFLOWS_TYPE(__overflows_type, t1, t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type, t1, __t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type_constexpr, t1, t2, of); \
+ __TEST_OVERFLOWS_TYPE(__overflows_type_constexpr, t1, __t2, of);\
+} while (0)
-:388: CHECK:MACRO_ARG_REUSE: Macro argument reuse 't1' - possible side-effects?
#388: FILE: lib/overflow_kunit.c:928:
+#define TEST_SAME_TYPE(t1, t2, same) do { \
+ typeof(t1) __t1h = type_max(t1); \
+ typeof(t1) __t1l = type_min(t1); \
+ typeof(t2) __t2h = type_max(t2); \
+ typeof(t2) __t2l = type_min(t2); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1h, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1l, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2h, t2)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1h, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2h, t1)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2l, t1)); \
+} while (0)
-:388: CHECK:MACRO_ARG_REUSE: Macro argument reuse 't2' - possible side-effects?
#388: FILE: lib/overflow_kunit.c:928:
+#define TEST_SAME_TYPE(t1, t2, same) do { \
+ typeof(t1) __t1h = type_max(t1); \
+ typeof(t1) __t1l = type_min(t1); \
+ typeof(t2) __t2h = type_max(t2); \
+ typeof(t2) __t2l = type_min(t2); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1h, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1l, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2h, t2)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1h, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2h, t1)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2l, t1)); \
+} while (0)
-:388: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'same' - possible side-effects?
#388: FILE: lib/overflow_kunit.c:928:
+#define TEST_SAME_TYPE(t1, t2, same) do { \
+ typeof(t1) __t1h = type_max(t1); \
+ typeof(t1) __t1l = type_min(t1); \
+ typeof(t2) __t2h = type_max(t2); \
+ typeof(t2) __t2l = type_min(t2); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t1, __t1l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1h, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t1l, t1)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2h)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(t2, __t2l)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2h, t2)); \
+ KUNIT_EXPECT_EQ(test, true, __same_type(__t2l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t2, __t1l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1h, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t1l, t2)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2h)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(t1, __t2l)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2h, t1)); \
+ KUNIT_EXPECT_EQ(test, same, __same_type(__t2l, t1)); \
+} while (0)
-:418: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'base' - possible side-effects?
#418: FILE: lib/overflow_kunit.c:958:
+#define TEST_TYPE_SETS(base, mu8, mu16, mu32, ms8, ms16, ms32, mu64, ms64) \
+do { \
+ TEST_SAME_TYPE(base, u8, mu8); \
+ TEST_SAME_TYPE(base, u16, mu16); \
+ TEST_SAME_TYPE(base, u32, mu32); \
+ TEST_SAME_TYPE(base, s8, ms8); \
+ TEST_SAME_TYPE(base, s16, ms16); \
+ TEST_SAME_TYPE(base, s32, ms32); \
+ TEST_SAME_TYPE64(base, u64, mu64); \
+ TEST_SAME_TYPE64(base, s64, ms64); \
+} while (0)
-:462: CHECK:MACRO_ARG_REUSE: Macro argument reuse 'pass' - possible side-effects?
#462: FILE: lib/overflow_kunit.c:1002:
+#define TEST_CASTABLE_TO_TYPE(arg1, arg2, pass) do { \
+ bool __pass = castable_to_type(arg1, arg2); \
+ KUNIT_EXPECT_EQ_MSG(test, __pass, pass, \
+ "expected castable_to_type(" #arg1 ", " #arg2 ") to%s pass\n",\
+ pass ? "" : " not"); \
+ count++; \
+} while (0)
total: 0 errors, 0 warnings, 19 checks, 490 lines checked
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