d1a59eefd3
Given a dependent `T` (maybe an undeduced `auto`),
Before:
new T(z) --> new T((z)) # changes meaning with more args
new T{z} --> new T{z}
T(z) --> T(z)
T{z} --> T({z}) # forbidden if T is auto
After:
new T(z) --> new T(z)
new T{z} --> new T{z}
T(z) --> T(z)
T{z} --> T{z}
Depends on D113393
Reviewed By: aaron.ballman
Differential Revision: https://reviews.llvm.org/D120608
52 lines
1.2 KiB
C++
52 lines
1.2 KiB
C++
// RUN: %clang_cc1 -std=c++2b -fsyntax-only -ast-print %s | FileCheck %s
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template <template <class...> class C>
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void test_auto_expr(long long y, auto &&z) {
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int x[] = {3, 4};
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// CHECK{LITERAL}: (int)(x[1])
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void(auto(x[1]));
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// CHECK{LITERAL}: (int){x[1]}
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void(auto{x[1]});
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// CHECK{LITERAL}: (int *)(x)
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void(auto(x));
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// CHECK{LITERAL}: (int *){x}
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void(auto{x});
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// CHECK{LITERAL}: auto(z)
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void(auto(z));
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// CHECK{LITERAL}: auto{z}
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void(auto{z});
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// CHECK{LITERAL}: new int *(x)
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void(new auto(x));
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// CHECK{LITERAL}: new int *{x}
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void(new auto{x});
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// CHECK{LITERAL}: new auto(z)
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void(new auto(z));
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// CHECK{LITERAL}: new auto{z}
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void(new auto{z});
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// CHECK{LITERAL}: new long long(y)
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void(new decltype(auto)(y));
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// CHECK{LITERAL}: new long long{y}
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void(new decltype(auto){y});
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// CHECK{LITERAL}: new decltype(auto)(z)
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void(new decltype(auto)(z));
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// CHECK{LITERAL}: new decltype(auto){z}
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void(new decltype(auto){z});
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// CHECK{LITERAL}: C(x, y, z)
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void(C(x, y, z));
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// CHECK{LITERAL}: C{x, y, z}
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void(C{x, y, z});
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// CHECK{LITERAL}: new C(x, y, z)
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void(new C(x, y, z));
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// CHECK{LITERAL}: new C{x, y, z}
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void(new C{x, y, z});
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}
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