29 lines
974 B
C++
29 lines
974 B
C++
// RUN: %clang_analyze_cc1 -std=c++14 -analyzer-checker=optin.performance -analyzer-config optin.performance.Padding:AllowedPad=20 -verify %s
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// A class that has no fields and one base class should visit that base class
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// instead. Note that despite having excess padding of 2, this is flagged
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// because of its usage in an array of 100 elements below (`ais').
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// TODO: Add a note to the bug report with BugReport::addNote() to mention the
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// variable using the class and also mention what class is inherting from what.
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// expected-warning@+1{{Excessive padding in 'struct FakeIntSandwich'}}
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struct FakeIntSandwich {
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char c1;
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int i;
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char c2;
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};
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struct AnotherIntSandwich : FakeIntSandwich { // no-warning
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};
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// But we don't yet support multiple base classes.
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struct IntSandwich {};
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struct TooManyBaseClasses : FakeIntSandwich, IntSandwich { // no-warning
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};
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AnotherIntSandwich ais[100];
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struct Empty {};
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struct DoubleEmpty : Empty { // no-warning
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Empty e;
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};
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