system/clang: yay, a non-GCC compiler

1 files changed, 116 insertions, 0 deletions

diff --git a/system/clang/clang-0004-Add-musl-targets.patch b/system/clang/clang-0004-Add-musl-targets.patch
new file mode 100644
index 000000000..d77294980
--- /dev/null
+++ b/system/clang/clang-0004-Add-musl-targets.patch
@@ -0,0 +1,116 @@
+From: Natanael Copa <ncopa@alpinelinux.org>
+From: Jakub Jirutka <jakub@jirutka.cz>
+Date: Sun, 16 Apr 2017 16:49:00 +0100
+Subject: [PATCH] Add musl targets
+
+--- a/lib/Driver/ToolChains.cpp
++++ b/lib/Driver/ToolChains.cpp
+@@ -1644,7 +1644,8 @@
+   case llvm::Triple::arm:
+   case llvm::Triple::thumb:
+     LibDirs.append(begin(ARMLibDirs), end(ARMLibDirs));
+-    if (TargetTriple.getEnvironment() == llvm::Triple::GNUEABIHF) {
++    if (TargetTriple.getEnvironment() == llvm::Triple::GNUEABIHF ||
++        TargetTriple.getEnvironment() == llvm::Triple::MuslEABIHF) {
+       TripleAliases.append(begin(ARMHFTriples), end(ARMHFTriples));
+     } else {
+       TripleAliases.append(begin(ARMTriples), end(ARMTriples));
+@@ -1653,7 +1654,8 @@
+   case llvm::Triple::armeb:
+   case llvm::Triple::thumbeb:
+     LibDirs.append(begin(ARMebLibDirs), end(ARMebLibDirs));
+-    if (TargetTriple.getEnvironment() == llvm::Triple::GNUEABIHF) {
++    if (TargetTriple.getEnvironment() == llvm::Triple::GNUEABIHF ||
++        TargetTriple.getEnvironment() == llvm::Triple::MuslEABIHF) {
+       TripleAliases.append(begin(ARMebHFTriples), end(ARMebHFTriples));
+     } else {
+       TripleAliases.append(begin(ARMebTriples), end(ARMebTriples));
+@@ -3956,7 +3958,8 @@
+   // regardless of what the actual target triple is.
+   case llvm::Triple::arm:
+   case llvm::Triple::thumb:
+-    if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
++    if (TargetEnvironment == llvm::Triple::GNUEABIHF ||
++        TargetEnvironment == llvm::Triple::MuslEABIHF) {
+       if (D.getVFS().exists(SysRoot + "/lib/arm-linux-gnueabihf"))
+         return "arm-linux-gnueabihf";
+     } else {
+@@ -3966,7 +3969,8 @@
+     break;
+   case llvm::Triple::armeb:
+   case llvm::Triple::thumbeb:
+-    if (TargetEnvironment == llvm::Triple::GNUEABIHF) {
++    if (TargetEnvironment == llvm::Triple::GNUEABIHF ||
++        TargetEnvironment == llvm::Triple::MuslEABIHF) {
+       if (D.getVFS().exists(SysRoot + "/lib/armeb-linux-gnueabihf"))
+         return "armeb-linux-gnueabihf";
+     } else {
+@@ -4334,6 +4338,12 @@
+       ArchName = "armeb";
+       IsArm = true;
+       break;
++    case llvm::Triple::ppc:
++      ArchName = "powerpc";
++      break;
++    case llvm::Triple::x86:
++      ArchName = "i386";
++      break;
+     default:
+       ArchName = Triple.getArchName().str();
+     }
+@@ -4544,7 +4554,8 @@
+     break;
+   case llvm::Triple::arm:
+   case llvm::Triple::thumb:
+-    if (getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
++    if (getTriple().getEnvironment() == llvm::Triple::GNUEABIHF ||
++        getTriple().getEnvironment() == llvm::Triple::MuslEABIHF)
+       MultiarchIncludeDirs = ARMHFMultiarchIncludeDirs;
+     else
+       MultiarchIncludeDirs = ARMMultiarchIncludeDirs;
+
+--- a/lib/Driver/Tools.cpp
++++ b/lib/Driver/Tools.cpp
+@@ -953,6 +953,7 @@
+     case llvm::Triple::FreeBSD:
+       switch (Triple.getEnvironment()) {
+       case llvm::Triple::GNUEABIHF:
++      case llvm::Triple::MuslEABIHF:
+         ABI = FloatABI::Hard;
+         break;
+       default:
+@@ -9198,6 +9200,8 @@
+     switch (getToolChain().getTriple().getEnvironment()) {
+     case llvm::Triple::GNUEABIHF:
+     case llvm::Triple::GNUEABI:
++    case llvm::Triple::MuslEABIHF:
++    case llvm::Triple::MuslEABI:
+     case llvm::Triple::EABI:
+       CmdArgs.push_back("-meabi=5");
+       break;
+@@ -9541,10 +9545,12 @@
+     switch (getToolChain().getTriple().getEnvironment()) {
+     case llvm::Triple::EABI:
+     case llvm::Triple::GNUEABI:
++    case llvm::Triple::MuslEABI:
+       CmdArgs.push_back("armelf_nbsd_eabi");
+       break;
+     case llvm::Triple::EABIHF:
+     case llvm::Triple::GNUEABIHF:
++    case llvm::Triple::MuslEABIHF:
+       CmdArgs.push_back("armelf_nbsd_eabihf");
+       break;
+     default:
+@@ -9559,10 +9565,12 @@
+     switch (getToolChain().getTriple().getEnvironment()) {
+     case llvm::Triple::EABI:
+     case llvm::Triple::GNUEABI:
++    case llvm::Triple::MuslEABI:
+       CmdArgs.push_back("armelfb_nbsd_eabi");
+       break;
+     case llvm::Triple::EABIHF:
+     case llvm::Triple::GNUEABIHF:
++    case llvm::Triple::MuslEABIHF:
+       CmdArgs.push_back("armelfb_nbsd_eabihf");
+       break;
+     default: