From faa889b2358704c57febf2ad75ad88eec5debf31 Mon Sep 17 00:00:00 2001 From: Sid Manning Date: Tue, 18 Feb 2020 13:35:00 -0600 Subject: [PATCH] [Hexagon] clang driver should consider --sysroot option Hexagon's clang driver should consider --sysroot option when setting up include paths. Differential Revision: https://reviews.llvm.org/D74776 --- clang/lib/Driver/ToolChains/Hexagon.cpp | 7 +++++++ clang/test/Driver/hexagon-toolchain-elf.c | 11 +++++++++++ 2 files changed, 18 insertions(+) diff --git a/clang/lib/Driver/ToolChains/Hexagon.cpp b/clang/lib/Driver/ToolChains/Hexagon.cpp index 2b90467..25e9f1b 100644 --- a/clang/lib/Driver/ToolChains/Hexagon.cpp +++ b/clang/lib/Driver/ToolChains/Hexagon.cpp @@ -540,6 +540,13 @@ void HexagonToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs, return; const Driver &D = getDriver(); + if (!D.SysRoot.empty()) { + SmallString<128> P(D.SysRoot); + llvm::sys::path::append(P, "include"); + addExternCSystemInclude(DriverArgs, CC1Args, P.str()); + return; + } + std::string TargetDir = getHexagonTargetDir(D.getInstalledDir(), D.PrefixDirs); addExternCSystemInclude(DriverArgs, CC1Args, TargetDir + "/hexagon/include"); diff --git a/clang/test/Driver/hexagon-toolchain-elf.c b/clang/test/Driver/hexagon-toolchain-elf.c index 9b5ebe3..4af0021 100644 --- a/clang/test/Driver/hexagon-toolchain-elf.c +++ b/clang/test/Driver/hexagon-toolchain-elf.c @@ -577,3 +577,14 @@ // RUN: | FileCheck -check-prefix=CHECK082 %s // CHECK082-NOT: -march= // CHECK082-NOT: -mcpu= +// ----------------------------------------------------------------------------- +// Passing --sysroot +// ----------------------------------------------------------------------------- +// RUN: %clang -### -target hexagon-unknown-elf \ +// RUN: -ccc-install-dir %S/Inputs/hexagon_tree/Tools/bin \ +// RUN: -mcpu=hexagonv60 \ +// RUN: --sysroot=/hexagon \ +// RUN: %s 2>&1 \ +// RUN: | FileCheck -check-prefix=CHECK083 %s +// CHECK083: "-isysroot" "/hexagon" +// CHECK083: "-internal-externc-isystem" "/hexagon/include" -- 2.7.4