55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
// RUN: clang-reorder-fields -record-name bar::Foo -fields-order y,z,c,x %s -- 2>&1 | FileCheck --check-prefix=CHECK-MESSAGES %s
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// FIXME: clang-reorder-fields should provide -verify mode to make writing these checks
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// easier and more accurate, for now we follow clang-tidy's approach.
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namespace bar {
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struct Dummy {
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Dummy(int x, char c) : x(x), c(c) {}
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int x;
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char c;
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};
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class Foo {
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public:
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Foo(int x, double y, char cin);
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Foo(int nx);
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Foo();
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int x;
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double y;
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char c;
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Dummy z;
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};
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static char bar(char c) {
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return c + 1;
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}
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Foo::Foo() : x(), y(), c(), z(0, 'a') {}
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Foo::Foo(int x, double y, char cin) :
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x(x),
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y(y),
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c(cin),
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z(this->x, bar(c))
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// CHECK-MESSAGES: :[[@LINE-1]]:3: warning: reordering field x after z makes x uninitialized when used in init expression
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// CHECK-MESSAGES: :[[@LINE-2]]:3: warning: reordering field c after z makes c uninitialized when used in init expression
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{}
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Foo::Foo(int nx) :
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x(nx),
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y(x),
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c(0),
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z(bar(bar(x)), c)
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// CHECK-MESSAGES: :[[@LINE-3]]:3: warning: reordering field x after y makes x uninitialized when used in init expression
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// CHECK-MESSAGES: :[[@LINE-2]]:3: warning: reordering field x after z makes x uninitialized when used in init expression
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// CHECK-MESSAGES: :[[@LINE-3]]:3: warning: reordering field c after z makes c uninitialized when used in init expression
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{}
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} // namespace bar
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int main() {
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bar::Foo F(5, 12.8, 'c');
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return 0;
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}
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