[Triple] Add triple for Fuchsia

Fuchsia is a new operating system.

Differential Revision: https://reviews.llvm.org/D25116

llvm-svn: 283419
diff --git a/llvm/lib/Target/X86/X86TargetObjectFile.cpp b/llvm/lib/Target/X86/X86TargetObjectFile.cpp
index aa837c3..d050ec0 100644
--- a/llvm/lib/Target/X86/X86TargetObjectFile.cpp
+++ b/llvm/lib/Target/X86/X86TargetObjectFile.cpp
@@ -73,6 +73,13 @@
 }
 
 void
+X86FuchsiaTargetObjectFile::Initialize(MCContext &Ctx,
+                                       const TargetMachine &TM) {
+  TargetLoweringObjectFileELF::Initialize(Ctx, TM);
+  InitializeELF(TM.Options.UseInitArray);
+}
+
+void
 X86LinuxNaClTargetObjectFile::Initialize(MCContext &Ctx,
                                          const TargetMachine &TM) {
   TargetLoweringObjectFileELF::Initialize(Ctx, TM);