diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -5882,11 +5882,6 @@ Args.AddLastArg(CmdArgs, options::OPT_ftrigraphs, options::OPT_fno_trigraphs); - - // HIP headers has minimum C++ standard requirements. Therefore set the - // default language standard. - if (IsHIP) - CmdArgs.push_back(IsWindowsMSVC ? "-std=c++14" : "-std=c++11"); } // GCC's behavior for -Wwrite-strings is a bit strange: diff --git a/clang/test/Driver/hip-std.hip b/clang/test/Driver/hip-std.hip --- a/clang/test/Driver/hip-std.hip +++ b/clang/test/Driver/hip-std.hip @@ -3,8 +3,10 @@ // RUN: %clang -### --target=x86_64-unknown-linux-gnu -offload-arch=gfx906 %s \ // RUN: 2>&1 | FileCheck -check-prefixes=DEFAULT %s -// DEFAULT: "-cc1"{{.*}}"-fcuda-is-device"{{.*}}"-std=c++11" -// DEFAULT: "-cc1"{{.*}}"-std=c++11" +// DEFAULT: "-cc1"{{.*}}"-fcuda-is-device"{{.*}} +// DEFAULT-NOT: "-std="{{.*}} +// DEFAULT: "-cc1"{{.*}} +// DEFAULT-NOT: "-std="{{.*}} // RUN: %clang -### --target=x86_64-unknown-linux-gnu -offload-arch=gfx906 %s \ // RUN: -std=c++17 %s 2>&1 | FileCheck -check-prefixes=SPECIFIED %s @@ -13,8 +15,10 @@ // RUN: %clang -### --target=x86_64-pc-windows-msvc -offload-arch=gfx906 %s \ // RUN: 2>&1 | FileCheck -check-prefixes=MSVC-DEF %s -// MSVC-DEF: "-cc1"{{.*}}"-fcuda-is-device"{{.*}}"-std=c++14" -// MSVC-DEF: "-cc1"{{.*}}"-std=c++14" +// MSVC-DEF: "-cc1"{{.*}}"-fcuda-is-device"{{.*}} +// MSVC-DEF-NOT: "-std="{{.*}} +// MSVC-DEF: "-cc1"{{.*}} +// MSVC-DEF-NOT: "-std="{{.*}} // RUN: %clang -### --target=x86_64-pc-windows-msvc -offload-arch=gfx906 %s \ // RUN: -std=c++17 %s 2>&1 | FileCheck -check-prefixes=MSVC-SPEC %s