================
@@ -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))
+ value1 = bar(value2, value3); // CHECK-FIXES: value1 = std::max(value1,
bar(value2, value3));
+
+ // 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::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::max` instead of `>=`
[readability-use-std-min-max]
+ if (value2 >= value1)
+ value1 = value2; // CHECK-FIXES: value1 = std::max(value2, value1);
+
+ // 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 (obj.member1 < obj.member2)
+ obj.member1 = obj.member2; // CHECK-FIXES: obj.member1 =
std::max(obj.member1, obj.member2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `<`
[readability-use-std-min-max]
+ if (obj.member1 < obj.member2)
+ obj.member2 = obj.member1; // CHECK-FIXES: obj.member2 =
std::min(obj.member1, obj.member2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `>`
[readability-use-std-min-max]
+ if (obj.member2 > obj.member1)
+ obj.member2 = obj.member1; // CHECK-FIXES: obj.member2 =
std::min(obj.member2, obj.member1);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `>`
[readability-use-std-min-max]
+ if (obj.member2 > obj.member1)
+ obj.member1 = obj.member2; // CHECK-FIXES: obj.member1 =
std::max(obj.member2, obj.member1);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<`
[readability-use-std-min-max]
+ if (obj.member1 < value4)
+ obj.member1 = value4; // CHECK-FIXES: obj.member1 = std::max(obj.member1,
value4);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `<`
[readability-use-std-min-max]
+ if (obj.member1 + value2 < value3)
+ value3 = obj.member1 + value2; // CHECK-FIXES: value3 =
std::min(obj.member1 + value2, value3);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `<=`
[readability-use-std-min-max]
+ if (value1 <= obj.member2)
+ obj.member2 = value1; // CHECK-FIXES: obj.member2 = std::min(value1,
obj.member2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `<=`
[readability-use-std-min-max]
+ if (value1 <= obj.member2)
+ value1 = obj.member2; // CHECK-FIXES: value1 = std::max(value1,
obj.member2);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::max` instead of `>=`
[readability-use-std-min-max]
+ if (obj.member2 >= value1)
+ value1 = obj.member2; // CHECK-FIXES: value1 = std::max(obj.member2,
value1);
+
+ // CHECK-MESSAGES: :[[@LINE+1]]:3: warning: use `std::min` instead of `>=`
[readability-use-std-min-max]
+ if (obj.member2 >= value1)
+ obj.member2 = value1; // CHECK-FIXES: obj.member2 = std::min(obj.member2,
value1);
+}
----------------
11happy wrote:
```
auto lhsVar1Str = Lexer::getSourceText(
CharSourceRange::getTokenRange(Source.getSpellingLoc(lhsVar1->getBeginLoc()),Source.getSpellingLoc(lhsVar1->getEndLoc())),
Context.getSourceManager(), Context.getLangOpts());
```
it outputs this :
```
//
- if (MY_MIN(value1, value2) < value3)
- value3 = MY_MIN(value1, value2); //
+ value3 = std::min((a) < (b) ? (a) : (b), value3); //
}
```
https://github.com/llvm/llvm-project/pull/77816
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
