forked from OSchip/llvm-project
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
// RUN: %check_clang_tidy %s bugprone-swapped-arguments %t
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void F(int, double);
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int SomeFunction();
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template <typename T, typename U>
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void G(T a, U b) {
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F(a, b); // no-warning
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F(2.0, 4);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// CHECK-FIXES: F(4, 2.0)
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}
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void foo() {
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F(1.0, 3);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// CHECK-FIXES: F(3, 1.0)
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#define M(x, y) x##y()
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double b = 1.0;
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F(b, M(Some, Function));
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// CHECK-FIXES: F(M(Some, Function), b);
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#define N F(b, SomeFunction())
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N;
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// In macro, don't emit fixits.
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// CHECK-FIXES: #define N F(b, SomeFunction())
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G(b, 3);
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G(3, 1.0);
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G(0, 0);
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F(1.0, 1.0); // no-warning
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F(3, 1.0); // no-warning
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F(true, false); // no-warning
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F(0, 'c'); // no-warning
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#define APPLY(f, x, y) f(x, y)
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APPLY(F, 1.0, 3);
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// CHECK-MESSAGES: :[[@LINE-1]]:9: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// CHECK-FIXES: APPLY(F, 3, 1.0);
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#define PARAMS 1.0, 3
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#define CALL(P) F(P)
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CALL(PARAMS);
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: argument with implicit conversion from 'int' to 'double' followed by argument converted from 'double' to 'int', potentially swapped arguments.
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// In macro, don't emit fixits.
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}
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