Author: Brad Smith Date: 2021-09-03T21:13:55-04:00 New Revision: d8cd7806310c51af912a647a6ca46de62ff13214
URL: https://github.com/llvm/llvm-project/commit/d8cd7806310c51af912a647a6ca46de62ff13214 DIFF: https://github.com/llvm/llvm-project/commit/d8cd7806310c51af912a647a6ca46de62ff13214.diff LOG: [clang] OpenBSD does not support C11 atomics or threads. Added: Modified: clang/lib/Basic/Targets/OSTargets.h clang/test/Preprocessor/init.c Removed: ################################################################################ diff --git a/clang/lib/Basic/Targets/OSTargets.h b/clang/lib/Basic/Targets/OSTargets.h index 8004bc0f62f01..3d33eabcab44e 100644 --- a/clang/lib/Basic/Targets/OSTargets.h +++ b/clang/lib/Basic/Targets/OSTargets.h @@ -462,6 +462,11 @@ class LLVM_LIBRARY_VISIBILITY OpenBSDTargetInfo : public OSTargetInfo<Target> { Builder.defineMacro("__FLOAT128__"); } + if (Opts.C11) { + Builder.defineMacro("__STDC_NO_ATOMICS__"); + Builder.defineMacro("__STDC_NO_THREADS__"); + } + public: OpenBSDTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) : OSTargetInfo<Target>(Triple, Opts) { diff --git a/clang/test/Preprocessor/init.c b/clang/test/Preprocessor/init.c index 4e46405dce6a5..6a3cb9b8ff6a9 100644 --- a/clang/test/Preprocessor/init.c +++ b/clang/test/Preprocessor/init.c @@ -1464,6 +1464,16 @@ // OPENBSD:#define __WCHAR_TYPE__ int // OPENBSD:#define __WINT_TYPE__ int // +// RUN: %clang_cc1 -x c -std=c11 -E -dM -ffreestanding -triple=amd64-unknown-openbsd < /dev/null | FileCheck -match-full-lines -check-prefix OPENBSD-STDC %s +// RUN: %clang_cc1 -x c -std=gnu11 -E -dM -ffreestanding -triple=amd64-unknown-openbsd < /dev/null | FileCheck -match-full-lines -check-prefix OPENBSD-STDC %s +// RUN: %clang_cc1 -x c -std=c17 -E -dM -ffreestanding -triple=amd64-unknown-openbsd < /dev/null | FileCheck -match-full-lines -check-prefix OPENBSD-STDC %s +// OPENBSD-STDC:#define __STDC_NO_ATOMICS__ 1 +// OPENBSD-STDC:#define __STDC_NO_THREADS__ 1 +// +// RUN: %clang_cc1 -x c -std=c99 -E -dM -ffreestanding -triple=amd64-unknown-openbsd < /dev/null | FileCheck -match-full-lines -check-prefix OPENBSD-STDC-N %s +// OPENBSD-STDC-N-NOT:#define __STDC_NO_ATOMICS__ 1 +// OPENBSD-STDC-N-NOT:#define __STDC_NO_THREADS__ 1 +// // RUN: %clang_cc1 -E -dM -ffreestanding -triple=xcore-none-none < /dev/null | FileCheck -match-full-lines -check-prefix XCORE %s // XCORE:#define __BYTE_ORDER__ __ORDER_LITTLE_ENDIAN__ // XCORE:#define __LITTLE_ENDIAN__ 1 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
