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annotate clang/test/SemaCXX/enum-increment.cpp @ 222:81f6424ef0e3 llvm-original

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LLVM original branch
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 18 Jul 2021 22:10:01 +0900
parents 1d019706d866
children
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1 // RUN: %clang_cc1 -fsyntax-only %s -verify
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2
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3 enum A { A1, A2, A3 };
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4 void test() {
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5 A a;
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6 a++; // expected-error{{cannot increment expression of enum type 'A'}}
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7 a--; // expected-error{{cannot decrement expression of enum type 'A'}}
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8 ++a; // expected-error{{cannot increment expression of enum type 'A'}}
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9 --a; // expected-error{{cannot decrement expression of enum type 'A'}}
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10 }
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11
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12 enum B {B1, B2};
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13 inline B &operator++ (B &b) { b = B((int)b+1); return b; }
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14 inline B operator++ (B &b, int) { B ret = b; ++b; return b; }
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15
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16 void foo(enum B b) { ++b; b++; }