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annotate gcc/testsuite/g++.dg/cpp2a/nodiscard-constructor.c @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1830386684a0 gcc-9.2.0
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1 /* nodiscard attribute tests */
1830386684a0 gcc-9.2.0
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2 /* { dg-do compile { target c++2a } } */
1830386684a0 gcc-9.2.0
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3 /* { dg-options "-O -ftrack-macro-expansion=0" } */
1830386684a0 gcc-9.2.0
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4
1830386684a0 gcc-9.2.0
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5 struct A { [[nodiscard("bad constructor")]] A() {} };
1830386684a0 gcc-9.2.0
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6 struct B { [[nodiscard]] B() {} };
1830386684a0 gcc-9.2.0
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7
1830386684a0 gcc-9.2.0
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8 void
1830386684a0 gcc-9.2.0
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9 test (void)
1830386684a0 gcc-9.2.0
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10 {
1830386684a0 gcc-9.2.0
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11 A{}; /* { dg-warning "(?n)nodiscard.*bad constructor" } */
1830386684a0 gcc-9.2.0
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12 B{}; /* { dg-warning "(?n)nodiscard" } */
1830386684a0 gcc-9.2.0
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13 }