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[Driver] DragonFly does not support C11 threads (#154886)

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Brad Smith 2025-08-22 02:02:52 -04:00 committed by GitHub
parent b08b219650
commit 0fff460592
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2 changed files with 11 additions and 0 deletions
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3
clang/lib/Basic/Targets/OSTargets.h
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@ -174,6 +174,9 @@ protected:
DefineStd(Builder, "unix", Opts);
if (this->HasFloat128)
Builder.defineMacro("__FLOAT128__");
if (Opts.C11)
Builder.defineMacro("__STDC_NO_THREADS__");
}
public:

8
clang/test/Preprocessor/init.c
View File

@ -1622,6 +1622,14 @@
// 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_THREADS__ 1
//
// RUN: %clang_cc1 -x c -std=c11 -E -dM -ffreestanding -triple=x86_64-unknown-dragonfly < /dev/null | FileCheck -match-full-lines -check-prefix DRAGONFLY-STDC %s
// RUN: %clang_cc1 -x c -std=gnu11 -E -dM -ffreestanding -triple=x86_64-unknown-dragonfly < /dev/null | FileCheck -match-full-lines -check-prefix DRAGONFLY-STDC %s
// RUN: %clang_cc1 -x c -std=c17 -E -dM -ffreestanding -triple=x86_64-unknown-dragonfly < /dev/null | FileCheck -match-full-lines -check-prefix DRAGONFLY-STDC %s
// DRAGONFLY-STDC:#define __STDC_NO_THREADS__ 1
//
// RUN: %clang_cc1 -x c -std=c99 -E -dM -ffreestanding -triple=x86_64-unknown-dragonfly < /dev/null | FileCheck -match-full-lines -check-prefix DRAGONFLY-STDC-N %s
// DRAGONFLY-STDC-N-NOT:#define __STDC_NO_THREADS__ 1
//
// RUN: %clang_cc1 -triple=aarch64-unknown-managarm-mlibc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix MANAGARM %s
// RUN: %clang_cc1 -triple=riscv64-unknown-managarm-mlibc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix MANAGARM %s
// RUN: %clang_cc1 -triple=x86_64-unknown-managarm-mlibc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix MANAGARM %s