Author: Martin Storsjö Date: 2020-06-17T09:37:07+03:00 New Revision: e3fd9dc9734c5775dc6824d0a839702e8d43e7f6
URL: https://github.com/llvm/llvm-project/commit/e3fd9dc9734c5775dc6824d0a839702e8d43e7f6 DIFF: https://github.com/llvm/llvm-project/commit/e3fd9dc9734c5775dc6824d0a839702e8d43e7f6.diff LOG: [clang] Enable -mms-bitfields by default for mingw targets This matches GCC, which enabled -mms-bitfields by default for mingw targets in 4.7 [1]. [1] https://www.gnu.org/software/gcc/gcc-4.7/changes.html Differential Revision: https://reviews.llvm.org/D81795 Added: Modified: clang/lib/Driver/ToolChains/Clang.cpp clang/test/Driver/ms-bitfields.c Removed: ################################################################################ diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp index 23ffc212056a..0ff8d1250242 100644 --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -4679,7 +4679,7 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, CmdArgs.push_back("-fforbid-guard-variables"); if (Args.hasFlag(options::OPT_mms_bitfields, options::OPT_mno_ms_bitfields, - false)) { + Triple.isWindowsGNUEnvironment())) { CmdArgs.push_back("-mms-bitfields"); } diff --git a/clang/test/Driver/ms-bitfields.c b/clang/test/Driver/ms-bitfields.c index 7bf9aaad2c96..51faa05f5855 100644 --- a/clang/test/Driver/ms-bitfields.c +++ b/clang/test/Driver/ms-bitfields.c @@ -1,4 +1,5 @@ -// RUN: %clang -### %s 2>&1 | FileCheck %s -check-prefix=NO-MSBITFIELDS +// RUN: %clang -### -target x86_64-linux-gnu %s 2>&1 | FileCheck %s -check-prefix=NO-MSBITFIELDS +// RUN: %clang -### -target x86_64-windows-gnu %s 2>&1 | FileCheck %s -check-prefix=MSBITFIELDS // RUN: %clang -### -mno-ms-bitfields -mms-bitfields %s 2>&1 | FileCheck %s -check-prefix=MSBITFIELDS // RUN: %clang -### -mms-bitfields -mno-ms-bitfields %s 2>&1 | FileCheck %s -check-prefix=NO-MSBITFIELDS _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
