Put initialized const weak objects into correct
sections on ppc32 darwin.  g++.dg/abi/key2.C



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51527 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCAsmPrinter.cpp b/lib/Target/PowerPC/PPCAsmPrinter.cpp
index 75bf3b3..9c9dd39 100644
--- a/lib/Target/PowerPC/PPCAsmPrinter.cpp
+++ b/lib/Target/PowerPC/PPCAsmPrinter.cpp
@@ -977,7 +977,15 @@
       case GlobalValue::CommonLinkage:
         O << "\t.globl " << name << '\n'
           << "\t.weak_definition " << name << '\n';
-        SwitchToDataSection("\t.section __DATA,__datacoal_nt,coalesced", I);
+        if (!I->isConstant())
+          SwitchToDataSection("\t.section __DATA,__datacoal_nt,coalesced", I);
+        else {
+          const ArrayType *AT = dyn_cast<ArrayType>(Type);
+          if (AT && AT->getElementType()==Type::Int8Ty)
+            SwitchToDataSection("\t.section __TEXT,__const_coal,coalesced", I);
+          else
+            SwitchToDataSection("\t.section __DATA,__const_coal,coalesced", I);
+        }
         break;
       case GlobalValue::AppendingLinkage:
         // FIXME: appending linkage variables should go into a section of