Switch to SmallString::str from SmallString::c_str, and remove
SmallString::c_str.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79456 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index 7d72b0c..9bf0b1a 100644
--- a/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -867,7 +867,7 @@
       
       SmallString<40> S;
       ptrMask.toStringUnsigned(S);
-      O << ") & " << S.c_str() << ')';
+      O << ") & " << S.str() << ')';
       break;
     }
     case Instruction::Add:
@@ -1286,7 +1286,7 @@
       SmallString<40> S;
       CI->getValue().toStringUnsigned(S, 16);
       O.PadToColumn(TAI->getCommentColumn());
-      O << TAI->getCommentString() << " 0x" << S.c_str();
+      O << TAI->getCommentString() << " 0x" << S.str();
     }
   }
   O << '\n';