Files
clang-p2996/clang/test/ParserHLSL/group_shared.hlsl
Nikolas Klauser 874217f99b [clang] Enable C++11-style attributes in all language modes
This also ignores and deprecates the `-fdouble-square-bracket-attributes` command line flag, which seems to not be used anywhere. At least a code search exclusively found mentions of it in documentation: https://sourcegraph.com/search?q=context:global+-fdouble-square-bracket-attributes+-file:clang/*+-file:test/Sema/*+-file:test/Parser/*+-file:test/AST/*+-file:test/Preprocessor/*+-file:test/Misc/*+archived:yes&patternType=standard&sm=0&groupBy=repo

RFC: https://discourse.llvm.org/t/rfc-enable-c-11-c2x-attributes-in-all-standard-modes-as-an-extension-and-remove-fdouble-square-bracket-attributes

This enables `[[]]` attributes in all C and C++ language modes without warning by default. `-Wc++-extensions` does warn. GCC has enabled this extension in all C modes since GCC 10.

Reviewed By: aaron.ballman, MaskRay

Spies: #clang-vendors, beanz, JDevlieghere, Michael137, MaskRay, sstefan1, jplehr, cfe-commits, lldb-commits, dmgreen, jdoerfert, wenlei, wlei

Differential Revision: https://reviews.llvm.org/D151683
2023-07-22 09:34:15 -07:00

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439 B
HLSL

// RUN: %clang_cc1 -triple dxil-pc-shadermodel6.3-library -x hlsl -o - -fsyntax-only %s -verify
extern groupshared float f;
extern float groupshared f; // Ok, redeclaration?
// NOTE:lambda is not enabled except for hlsl202x.
// expected-error@+2 {{expected expression}}
// expected-warning@+1 {{'auto' type specifier is a C++11 extension}}
auto l = []() groupshared {};
float groupshared [[]] i = 12;
float groupshared const i2 = 12;