================
@@ -0,0 +1,85 @@
+// RUN: %check_clang_tidy -std=c++11-or-later %s
readability-use-numeric-limits %t
+#include <stdint.h>
+
+void constants() {
+ // CHECK-MESSAGES: :[[@LINE+2]]:14: warning: The constant -128 is being
utilized. Consider using std::numeric_limits<int8_t>::min() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int8_t _ = std::numeric_limits<int8_t>::min();
+ int8_t _ = -128;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:14: warning: The constant 127 is being
utilized. Consider using std::numeric_limits<int8_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int8_t _ = std::numeric_limits<int8_t>::max();
+ int8_t _ = +127;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:14: warning: The constant 127 is being
utilized. Consider using std::numeric_limits<int8_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int8_t _ = std::numeric_limits<int8_t>::max();
+ int8_t _ = 127;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant -32768 is being
utilized. Consider using std::numeric_limits<int16_t>::min() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int16_t _ = std::numeric_limits<int16_t>::min();
+ int16_t _ = -32768;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 32767 is being
utilized. Consider using std::numeric_limits<int16_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int16_t _ = std::numeric_limits<int16_t>::max();
+ int16_t _ = +32767;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 32767 is being
utilized. Consider using std::numeric_limits<int16_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int16_t _ = std::numeric_limits<int16_t>::max();
+ int16_t _ = 32767;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant -2147483648 is
being utilized. Consider using std::numeric_limits<int32_t>::min() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int32_t _ = std::numeric_limits<int32_t>::min();
+ int32_t _ = -2147483648;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 2147483647 is
being utilized. Consider using std::numeric_limits<int32_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int32_t _ = std::numeric_limits<int32_t>::max();
+ int32_t _ = +2147483647;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 2147483647 is
being utilized. Consider using std::numeric_limits<int32_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: int32_t _ = std::numeric_limits<int32_t>::max();
+ int32_t _ = 2147483647;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant
-9223372036854775808 is being utilized. Consider using
std::numeric_limits<int64_t>::min() instead [readability-use-numeric-limits]
+ // CHECK-FIXES: int64_t _ = std::numeric_limits<int64_t>::min();
+ int64_t _ = -9223372036854775808;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant
9223372036854775807 is being utilized. Consider using
std::numeric_limits<int64_t>::max() instead [readability-use-numeric-limits]
+ // CHECK-FIXES: int64_t _ = std::numeric_limits<int64_t>::max();
+ int64_t _ = +9223372036854775807;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant
9223372036854775807 is being utilized. Consider using
std::numeric_limits<int64_t>::max() instead [readability-use-numeric-limits]
+ // CHECK-FIXES: int64_t _ = std::numeric_limits<int64_t>::max();
+ int64_t _ = 9223372036854775807;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 255 is being
utilized. Consider using std::numeric_limits<uint8_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint8_t _ = std::numeric_limits<uint8_t>::max();
+ uint8_t _ = 255;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:15: warning: The constant 255 is being
utilized. Consider using std::numeric_limits<uint8_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint8_t _ = std::numeric_limits<uint8_t>::max();
+ uint8_t _ = +255;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant 65535 is being
utilized. Consider using std::numeric_limits<uint16_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint16_t _ = std::numeric_limits<uint16_t>::max();
+ uint16_t _ = 65535;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant 65535 is being
utilized. Consider using std::numeric_limits<uint16_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint16_t _ = std::numeric_limits<uint16_t>::max();
+ uint16_t _ = +65535;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant 4294967295 is
being utilized. Consider using std::numeric_limits<uint32_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint32_t _ = std::numeric_limits<uint32_t>::max();
+ uint32_t _ = 4294967295;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant 4294967295 is
being utilized. Consider using std::numeric_limits<uint32_t>::max() instead
[readability-use-numeric-limits]
+ // CHECK-FIXES: uint32_t _ = std::numeric_limits<uint32_t>::max();
+ uint32_t _ = +4294967295;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant
18446744073709551615 is being utilized. Consider using
std::numeric_limits<uint64_t>::max() instead [readability-use-numeric-limits]
+ // CHECK-FIXES: uint64_t _ = std::numeric_limits<uint64_t>::max();
+ uint64_t _ = 18446744073709551615;
+
+ // CHECK-MESSAGES: :[[@LINE+2]]:16: warning: The constant
18446744073709551615 is being utilized. Consider using
std::numeric_limits<uint64_t>::max() instead [readability-use-numeric-limits]
+ // CHECK-FIXES: uint64_t _ = std::numeric_limits<uint64_t>::max();
+ uint64_t _ = +18446744073709551615;
+}
+
----------------
EugeneZelenko wrote:
Excessive newline.
https://github.com/llvm/llvm-project/pull/127430
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