Do not use ident.

Index: lib/MC/MCAsmInfoELF.cpp
--- lib/MC/MCAsmInfoELF.cpp.orig
+++ lib/MC/MCAsmInfoELF.cpp
@@ -25,7 +25,7 @@ MCSection *MCAsmInfoELF::getNonexecutableStackSection(
 }
 
 MCAsmInfoELF::MCAsmInfoELF() {
-  HasIdentDirective = true;
+  HasIdentDirective = false;
   WeakRefDirective = "\t.weak\t";
   PrivateGlobalPrefix = ".L";
   PrivateLabelPrefix = ".L";