Teach MachO which sections contain code

llvm-svn: 170349
diff --git a/llvm/test/Object/X86/macho-text-sections.test b/llvm/test/Object/X86/macho-text-sections.test
new file mode 100644
index 0000000..1b697dc
--- /dev/null
+++ b/llvm/test/Object/X86/macho-text-sections.test
@@ -0,0 +1,3 @@
+RUN: llvm-objdump -disassemble %p/../Inputs/macho-text-sections.macho-x86_64 | FileCheck %s
+
+CHECK: Disassembly of section __notext,__notext