diff --git a/llvm/lib/MC/MCXCOFFStreamer.cpp b/llvm/lib/MC/MCXCOFFStreamer.cpp
--- a/llvm/lib/MC/MCXCOFFStreamer.cpp
+++ b/llvm/lib/MC/MCXCOFFStreamer.cpp
@@ -37,6 +37,9 @@
   getAssembler().registerSymbol(*Symbol);
 
   switch (Attribute) {
+  case MCSA_Cold:
+    return false;
+
   case MCSA_Global:
   case MCSA_Extern:
     Symbol->setStorageClass(XCOFF::C_EXT);
diff --git a/llvm/test/CodeGen/PowerPC/aix-xcoff-cold.ll b/llvm/test/CodeGen/PowerPC/aix-xcoff-cold.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/aix-xcoff-cold.ll
@@ -0,0 +1,16 @@
+; RUN: llc -mtriple powerpc64-ibm-aix-xcoff -filetype=obj -o %t.o < %s
+; RUN: llvm-objdump --syms %t.o | FileCheck %s
+
+; CHECK:      SYMBOL TABLE:
+; CHECK-NEXT: 0000000000000000      df *DEBUG* 0000000000000000 <stdin>
+; CHECK-NEXT: 0000000000000000 l       .text   000000000000001e .text
+; CHECK-NEXT: 0000000000000000 g     F .text (csect: .text)  0000000000000000 .cold_fun
+; CHECK-NEXT: 0000000000000020 g     O .data   0000000000000018 cold_fun
+; CHECK-NEXT: 0000000000000038 l       .data   0000000000000000 TOC
+
+define dso_local void @cold_fun() #1 {
+entry:
+  ret void
+}
+
+attributes #1 = { cold }