24ad121582
user interface and documentation, and update __cplusplus for C++20. WG21 considers the C++20 standard to be finished (even though it still has some more steps to pass through in the ISO process). The old flag names are accepted for compatibility, as usual, and we still have lots of references to C++2a in comments and identifiers; those can be cleaned up separately.
25 lines
1.6 KiB
C++
25 lines
1.6 KiB
C++
// This file checks output given when processing C++/ObjC++ files.
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// When user selects invalid language standard
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// print out supported values with short description.
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// RUN: not %clang %s -std=foobar -c 2>&1 | FileCheck --match-full-lines %s
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// RUN: not %clang -x objective-c++ %s -std=foobar -c 2>&1 | FileCheck --match-full-lines %s
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// RUN: not %clang -x cuda -nocudainc -nocudalib --cuda-path=%S/Inputs/CUDA/usr/local/cuda %s -std=foobar -c 2>&1 | FileCheck --match-full-lines --check-prefix=CHECK --check-prefix=CUDA %s
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// CHECK: error: invalid value 'foobar' in '-std=foobar'
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// CHECK-NEXT: note: use 'c++98' or 'c++03' for 'ISO C++ 1998 with amendments' standard
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// CHECK-NEXT: note: use 'gnu++98' or 'gnu++03' for 'ISO C++ 1998 with amendments and GNU extensions' standard
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// CHECK-NEXT: note: use 'c++11' for 'ISO C++ 2011 with amendments' standard
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// CHECK-NEXT: note: use 'gnu++11' for 'ISO C++ 2011 with amendments and GNU extensions' standard
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// CHECK-NEXT: note: use 'c++14' for 'ISO C++ 2014 with amendments' standard
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// CHECK-NEXT: note: use 'gnu++14' for 'ISO C++ 2014 with amendments and GNU extensions' standard
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// CHECK-NEXT: note: use 'c++17' for 'ISO C++ 2017 with amendments' standard
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// CHECK-NEXT: note: use 'gnu++17' for 'ISO C++ 2017 with amendments and GNU extensions' standard
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// CHECK-NEXT: note: use 'c++20' for 'ISO C++ 2020 DIS' standard
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// CHECK-NEXT: note: use 'gnu++20' for 'ISO C++ 2020 DIS with GNU extensions' standard
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// CUDA-NEXT: note: use 'cuda' for 'NVIDIA CUDA(tm)' standard
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// Make sure that no other output is present.
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// CHECK-NOT: {{^.+$}}
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