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Differential D34105

Define _GNU_SOURCE for rtems c++
ClosedPublic

Authored by waltl on Jun 12 2017, 8:53 AM.

Details

Reviewers
jyknight
Commits
rG02b0e9d97a8d: Define _GNU_SOURCE for rtems c++
rC305399: Define _GNU_SOURCE for rtems c++
rL305399: Define _GNU_SOURCE for rtems c++
Summary

This is required by the libc++ locale support.

Diff Detail

Repository
rL LLVM

Event Timeline

waltl created this revision.Jun 12 2017, 8:53 AM
jyknight accepted this revision.Jun 13 2017, 6:53 AM
This revision is now accepted and ready to land.Jun 13 2017, 6:53 AM
Closed by commit rL305399: Define _GNU_SOURCE for rtems c++ (authored by jyknight). · Explain WhyJun 14 2017, 10:01 AM
This revision was automatically updated to reflect the committed changes.

Revision Contents

PathSize
cfe/
trunk/
lib/
Basic/
3 lines
test/
Preprocessor/
1 line

Diff 102565

cfe/trunk/lib/Basic/Targets.cpp

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class RTEMSTargetInfo : public OSTargetInfo<Target> { class RTEMSTargetInfo : public OSTargetInfo<Target> {
protected: protected:
void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple, void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
MacroBuilder &Builder) const override { MacroBuilder &Builder) const override {
// RTEMS defines; list based off of gcc output // RTEMS defines; list based off of gcc output
Builder.defineMacro("__rtems__"); Builder.defineMacro("__rtems__");
Builder.defineMacro("__ELF__"); Builder.defineMacro("__ELF__");
// Required by the libc++ locale support.
if (Opts.CPlusPlus)
Builder.defineMacro("_GNU_SOURCE");
} }
public: public:
RTEMSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts) RTEMSTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
: OSTargetInfo<Target>(Triple, Opts) { : OSTargetInfo<Target>(Triple, Opts) {
switch (Triple.getArch()) { switch (Triple.getArch()) {
default: default:
case llvm::Triple::x86: case llvm::Triple::x86:
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cfe/trunk/test/Preprocessor/init.c

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// KFREEBSD-DEFINE:#define __FreeBSD_kernel__ 1 // KFREEBSD-DEFINE:#define __FreeBSD_kernel__ 1
// KFREEBSD-DEFINE:#define __GLIBC__ 1 // KFREEBSD-DEFINE:#define __GLIBC__ 1
// //
// RUN: %clang_cc1 -E -dM -ffreestanding -triple=i686-pc-kfreebsd-gnu < /dev/null | FileCheck -match-full-lines -check-prefix KFREEBSDI686-DEFINE %s // RUN: %clang_cc1 -E -dM -ffreestanding -triple=i686-pc-kfreebsd-gnu < /dev/null | FileCheck -match-full-lines -check-prefix KFREEBSDI686-DEFINE %s
// KFREEBSDI686-DEFINE:#define __FreeBSD_kernel__ 1 // KFREEBSDI686-DEFINE:#define __FreeBSD_kernel__ 1
// KFREEBSDI686-DEFINE:#define __GLIBC__ 1 // KFREEBSDI686-DEFINE:#define __GLIBC__ 1
// //
// RUN: %clang_cc1 -x c++ -triple i686-pc-linux-gnu -fobjc-runtime=gcc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix GNUSOURCE %s // RUN: %clang_cc1 -x c++ -triple i686-pc-linux-gnu -fobjc-runtime=gcc -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix GNUSOURCE %s
// RUN: %clang_cc1 -x c++ -triple sparc-rtems-elf -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix GNUSOURCE %s
// GNUSOURCE:#define _GNU_SOURCE 1 // GNUSOURCE:#define _GNU_SOURCE 1
// //
// RUN: %clang_cc1 -x c++ -std=c++98 -fno-rtti -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix NORTTI %s // RUN: %clang_cc1 -x c++ -std=c++98 -fno-rtti -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix NORTTI %s
// NORTTI: #define __GXX_ABI_VERSION {{.*}} // NORTTI: #define __GXX_ABI_VERSION {{.*}}
// NORTTI-NOT:#define __GXX_RTTI // NORTTI-NOT:#define __GXX_RTTI
// NORTTI:#define __STDC__ 1 // NORTTI:#define __STDC__ 1
// //
// RUN: %clang_cc1 -triple arm-linux-androideabi -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix ANDROID %s // RUN: %clang_cc1 -triple arm-linux-androideabi -E -dM < /dev/null | FileCheck -match-full-lines -check-prefix ANDROID %s
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