Allow clang builds to disable -pie am: 7a108bccad

am: 5a96f180b2

Change-Id: I14ac99c6493a95a86f08912f8aabf428a7e78072

cc/binary.go

@@ -41,6 +41,9 @@ type BinaryLinkerProperties struct {
 	// extension (if any) appended
 	Symlinks []string `android:"arch_variant"`
 
+	// do not pass -pie
+	No_pie *bool `android:"arch_variant"`
+
 	DynamicLinker string `blueprint:"mutated"`
 }
 
@@ -194,11 +197,13 @@ func (binary *binaryDecorator) linkerFlags(ctx ModuleContext, flags Flags) Flags
 	flags = binary.baseLinker.linkerFlags(ctx, flags)
 
 	if ctx.Host() && !binary.static() {
+		if !ctx.AConfig().IsEnvTrue("DISABLE_HOST_PIE") {
 			flags.LdFlags = append(flags.LdFlags, "-pie")
 			if ctx.Os() == android.Windows {
 				flags.LdFlags = append(flags.LdFlags, "-Wl,-e_mainCRTStartup")
 			}
 		}
+	}
 
 	// MinGW spits out warnings about -fPIC even for -fpie?!) being ignored because
 	// all code is position independent, and then those warnings get promoted to