Put cstrings in .cstring section when compiling for Mac OS X.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31203 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86AsmPrinter.cpp b/lib/Target/X86/X86AsmPrinter.cpp
index 5e13a35..0a4106c 100644
--- a/lib/Target/X86/X86AsmPrinter.cpp
+++ b/lib/Target/X86/X86AsmPrinter.cpp
@@ -204,9 +204,17 @@
         // If external or appending, declare as a global symbol
         O << "\t.globl " << name << "\n";
         // FALL THROUGH
-      case GlobalValue::InternalLinkage:
+      case GlobalValue::InternalLinkage: {
+        if (TAI->getCStringSection()) {
+          const ConstantArray *CVA = dyn_cast<ConstantArray>(C);
+          if (CVA && CVA->isCString()) {
+            SwitchToDataSection(TAI->getCStringSection(), I);
+            break;
+          }
+        }
         SwitchToDataSection(TAI->getDataSection(), I);
         break;
+      }
       default:
         assert(0 && "Unknown linkage type!");
       }