main/llvm: update to 3.6.1

clean up and update patchset
switch to cmake
perform a two-stage build with a minimal bootstrap compile of clang
add clang extras
update package list to split out clang documentation
enable pulling from the svn release tags
fix making use of abuild CFLAGS/CXXFLAGS during build
don't run check-llvm, as the tests fail when running under PaX

1 files changed, 60 insertions, 0 deletions

diff --git a/main/llvm/clang-0007-musl-dynamic-linker-paths.patch b/main/llvm/clang-0007-musl-dynamic-linker-paths.patch
new file mode 100644
index 0000000000..c8b927fba3
--- /dev/null
+++ b/main/llvm/clang-0007-musl-dynamic-linker-paths.patch
@@ -0,0 +1,60 @@
+diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp
+index 75eef9e..3e71522 100644
+--- a/lib/Driver/Tools.cpp
++++ b/lib/Driver/Tools.cpp
+@@ -7282,8 +7282,14 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
+       return "/system/bin/linker64";
+     else
+       return "/system/bin/linker";
+-  } else if (ToolChain.getArch() == llvm::Triple::x86 ||
+-             ToolChain.getArch() == llvm::Triple::sparc)
++  } else if (ToolChain.getArch() == llvm::Triple::x86) {
++    switch (ToolChain.getTriple().getEnvironment()) {
++    case llvm::Triple::Musl:
++      return "/lib/ld-musl-i386.so.1";
++    default:
++      return "/lib/ld-linux.so.2";
++    }
++  } else if (ToolChain.getArch() == llvm::Triple::sparc)
+     return "/lib/ld-linux.so.2";
+   else if (ToolChain.getArch() == llvm::Triple::aarch64)
+     return "/lib/ld-linux-aarch64.so.1";
+@@ -7291,10 +7297,17 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
+     return "/lib/ld-linux-aarch64_be.so.1";
+   else if (ToolChain.getArch() == llvm::Triple::arm ||
+            ToolChain.getArch() == llvm::Triple::thumb) {
+-    if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
++    switch (ToolChain.getTriple().getEnvironment()) {
++    case llvm::Triple::Musl:
++    case llvm::Triple::MuslEABI:
++      return "/lib/ld-musl-arm.so.3";
++    case llvm::Triple::MuslEABIHF:
++      return "/lib/ld-musl-armhf.so.3";
++    case llvm::Triple::GNUEABIHF:
+       return "/lib/ld-linux-armhf.so.3";
+-    else
++    default:
+       return "/lib/ld-linux.so.3";
++    }
+   } else if (ToolChain.getArch() == llvm::Triple::armeb ||
+              ToolChain.getArch() == llvm::Triple::thumbeb) {
+     if (ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUEABIHF)
+@@ -7339,8 +7352,14 @@ static std::string getLinuxDynamicLinker(const ArgList &Args,
+   else if (ToolChain.getArch() == llvm::Triple::x86_64 &&
+            ToolChain.getTriple().getEnvironment() == llvm::Triple::GNUX32)
+     return "/libx32/ld-linux-x32.so.2";
+-  else
+-    return "/lib64/ld-linux-x86-64.so.2";
++  else {
++    switch (ToolChain.getTriple().getEnvironment()) {
++    case llvm::Triple::Musl:
++      return "/lib/ld-musl-x86_64.so.1";
++    default:
++      return "/lib64/ld-linux-x86-64.so.2";
++    }
++  }
+ }
+
+ static void AddRunTimeLibs(const ToolChain &TC, const Driver &D,
+--
+2.1.4