termux-packages/packages/libllvm/tools-clang-lib-Driver-ToolChains-Linux.cpp.patch

--- ./linux.cpp.orig	2019-02-18 04:44:14.793138642 +0000
+++ ./tools/clang/lib/Driver/ToolChains/Linux.cpp	2019-02-18 04:52:44.527535617 +0000
@@ -311,6 +311,8 @@
   // possible permutations of these directories, and seeing which ones it added
   // to the link paths.
   path_list &Paths = getFilePaths();
+  if(IsAndroid) 
+    addPathIfExists(D, SysRoot + "@TERMUX_PREFIX@/lib", Paths);
 
   const std::string OSLibDir = getOSLibDir(Triple, Args);
   const std::string MultiarchTriple = getMultiarchTriple(D, Triple, SysRoot);
@@ -652,8 +654,27 @@
     return;
 
   if (!DriverArgs.hasArg(options::OPT_nostdlibinc))
+    if  (getTriple().isAndroid()) {
+      switch (getTriple().getArch()) {
+	case llvm::Triple::x86_64:
+	addSystemInclude(DriverArgs, CC1Args, SysRoot + "@TERMUX_PREFIX@/include/x86_64-linux-android");
+	break;
+	case llvm::Triple::x86:
+	addSystemInclude(DriverArgs, CC1Args, SysRoot + "@TERMUX_PREFIX@/include/i686-linux-android");
+	break;
+	case llvm::Triple::aarch64:
+	addSystemInclude(DriverArgs, CC1Args, SysRoot + "@TERMUX_PREFIX@/include/aarch64-linux-android");
+	break;
+	case llvm::Triple::arm:
+	case llvm::Triple::thumb:
+	addSystemInclude(DriverArgs, CC1Args, SysRoot + "@TERMUX_PREFIX@/include/arm-linux-androideabi");
+	break;
+	default:
+	break;
+    	}
+   
     addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/local/include");
-
+  }
   if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
     SmallString<128> P(D.ResourceDir);
     llvm::sys::path::append(P, "include");
@@ -968,7 +989,7 @@
 }
 
 bool Linux::isPIEDefault() const {
-  return (getTriple().isAndroid() && !getTriple().isAndroidVersionLT(16)) ||
+  return getTriple().isAndroid()  ||
           getTriple().isMusl() || getSanitizerArgs().requiresPIE();
 }