================
@@ -0,0 +1,121 @@
+// RUN: %check_clang_tidy %s readability-use-std-min-max %t
+
+constexpr int myConstexprMin(int a, int b) {
+ return a < b ? a : b;
+}
+
+constexpr int myConstexprMax(int a, int b) {
+ return a > b ? a : b;
+}
+
+int bar(int x, int y) {
+ return x < y ? x : y;
+}
+
+class MyClass {
+public:
+ int member1;
+ int member2;
+};
+
+void foo() {
+ int value1,value2,value3;
+ short value4;
+ MyClass obj;
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<`
[readability-use-std-min-max]
+ if (value1 < value2)
+ value1 = value2; // CHECK-FIXES: value1 = std::max(value1, value2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `<`
[readability-use-std-min-max]
+ if (value1 < value2)
+ value2 = value1; // CHECK-FIXES: value2 = std::min(value1, value2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `>`
[readability-use-std-min-max]
+ if (value2 > value1)
+ value2 = value1; // CHECK-FIXES: value2 = std::min(value2, value1);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `>`
[readability-use-std-min-max
+ if (value2 > value1)
+ value1 = value2; // CHECK-FIXES: value1 = std::max(value2, value1);
+
+ // No suggestion needed here
+ if (value1 == value2)
+ value1 = value2;
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<`
[readability-use-std-min-max]
+ if(value1<value4)
+ value1=value4; // CHECK-FIXES: value1 = std::max(value1, value4);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `<`
[readability-use-std-min-max]
+ if(value1+value2<value3)
+ value3 = value1+value2; // CHECK-FIXES: value3 = std::min(value1+value2,
value3);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<`
[readability-use-std-min-max]
+ if (value1 < myConstexprMin(value2, value3))
+ value1 = myConstexprMin(value2, value3); // CHECK-FIXES: value1 =
std::max(value1, myConstexprMin(value2, value3));
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `>`
[readability-use-std-min-max]
+ if (value1 > myConstexprMax(value2, value3))
+ value1 = myConstexprMax(value2, value3); // CHECK-FIXES: value1 =
std::min(value1, myConstexprMax(value2, value3));
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<`
[readability-use-std-min-max]
+ if (value1 < bar(value2, value3))
----------------
felix642 wrote:
I'm not quite sure about this one. What if bar() has some side-effects ? This
will break the code since the method will be called once rather than twice.
https://github.com/llvm/llvm-project/pull/77816
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