}
}
+void AVRToolChain::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
+ ArgStringList &CC1Args) const {
+ if (DriverArgs.hasArg(options::OPT_nostdinc) ||
+ DriverArgs.hasArg(options::OPT_nostdlibinc))
+ return;
+
+ // Omit if there is no avr-libc installed.
+ Optional<std::string> AVRLibcRoot = findAVRLibcInstallation();
+ if (!AVRLibcRoot.hasValue())
+ return;
+
+ // Add 'avr-libc/include' to clang system include paths if applicable.
+ std::string AVRInc = AVRLibcRoot.getValue() + "/include";
+ if (llvm::sys::fs::is_directory(AVRInc))
+ addSystemInclude(DriverArgs, CC1Args, AVRInc);
+}
+
Tool *AVRToolChain::buildLinker() const {
return new tools::AVR::Linker(getTriple(), *this, LinkStdlib);
}
public:
AVRToolChain(const Driver &D, const llvm::Triple &Triple,
const llvm::opt::ArgList &Args);
+ void
+ AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
+ llvm::opt::ArgStringList &CC1Args) const override;
protected:
Tool *buildLinker() const override;
// RUN: %clang %s -### -no-canonical-prefixes -target avr 2>&1 | FileCheck -check-prefix=CC1 %s
// CC1: clang{{.*}} "-cc1" "-triple" "avr"
+
+// RUN: %clang %s -### -target avr --sysroot %S/Inputs/basic_avr_tree 2>&1 | FileCheck -check-prefix CC1A %s
+// CC1A: clang{{.*}} "-cc1" "-triple" "avr" {{.*}} "-internal-isystem" {{".*avr/include"}}
+
+// RUN: %clang %s -### -target avr --sysroot %S/Inputs/basic_avr_tree 2>&1 -nostdinc | FileCheck -check-prefix CC1B %s
+// CC1B-NOT: "-internal-isystem" {{".*avr/include"}}
+
+// RUN: %clang %s -### -target avr --sysroot %S/Inputs/basic_avr_tree 2>&1 -nostdlibinc | FileCheck -check-prefix CC1C %s
+// CC1C-NOT: "-internal-isystem" {{".*avr/include"}}