diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
index 8dd25a0a1da4..f92b0852c817 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfUnit.h
@@ -21,6 +21,7 @@
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/StringMap.h"
 #include "llvm/DebugInfo.h"
+#include "llvm/DIBuilder.h"
 #include "llvm/MC/MCExpr.h"
 #include "llvm/MC/MCSection.h"
 
@@ -249,7 +250,11 @@ public:
   bool hasContent() const { return !UnitDie->getChildren().empty(); }
 
   /// addRange - Add an address range to the list of ranges for this unit.
-  void addRange(RangeSpan Range) { CURanges.push_back(Range); }
+  void addRange(RangeSpan Range) {
+    // Only add a range for this unit if we're emitting full debug.
+    if (getCUNode().getEmissionKind() == DIBuilder::FullDebug)
+      CURanges.push_back(Range);
+  }
 
   /// getRanges - Get the list of ranges for this unit.
   const SmallVectorImpl<RangeSpan> &getRanges() const { return CURanges; }
diff --git a/llvm/test/DebugInfo/X86/cu-ranges-odr.ll b/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
index 209f55fe0016..c42a9085da56 100644
--- a/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
+++ b/llvm/test/DebugInfo/X86/cu-ranges-odr.ll
@@ -61,7 +61,7 @@ attributes #1 = { nounwind readnone }
 !llvm.module.flags = !{!23, !24}
 !llvm.ident = !{!25}
 
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 (trunk 199923) (llvm/trunk 199940)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !13, metadata !21, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.cpp] [DW_LANG_C_plus_plus]
+!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 (trunk 199923) (llvm/trunk 199940)", i1 false, metadata !"", i32 0, metadata !2, metadata !3, metadata !13, metadata !21, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/baz.cpp] [DW_LANG_C_plus_plus]
 !1 = metadata !{metadata !"baz.cpp", metadata !"/usr/local/google/home/echristo/tmp"}
 !2 = metadata !{}
 !3 = metadata !{metadata !4}
diff --git a/llvm/test/DebugInfo/X86/cu-ranges.ll b/llvm/test/DebugInfo/X86/cu-ranges.ll
index 59e8d6bed5ac..a15518488cdd 100644
--- a/llvm/test/DebugInfo/X86/cu-ranges.ll
+++ b/llvm/test/DebugInfo/X86/cu-ranges.ll
@@ -40,7 +40,7 @@ attributes #1 = { nounwind readnone }
 !llvm.module.flags = !{!9, !10}
 !llvm.ident = !{!11}
 
-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 199256) (llvm/trunk 199254)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 199256) (llvm/trunk 199254)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
 !1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
 !2 = metadata !{}
 !3 = metadata !{metadata !4}
diff --git a/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll b/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
index 71cddbdb7a70..b65745b2b717 100644
--- a/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
+++ b/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
@@ -73,7 +73,7 @@ entry:
 
 !llvm.dbg.cu = !{!0, !10}
 !llvm.module.flags = !{!25}
-!0 = metadata !{i32 786449, metadata !23, i32 12, metadata !"clang version 3.3", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1,  metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!0 = metadata !{i32 786449, metadata !23, i32 12, metadata !"clang version 3.3", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1,  metadata !1, metadata !"", i32 1} ; [ DW_TAG_compile_unit ]
 !1 = metadata !{}
 !3 = metadata !{metadata !5}
 !5 = metadata !{i32 786478, metadata !23, metadata !6, metadata !"test", metadata !"test", metadata !"", i32 2, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @test, null, null, metadata !1, i32 3} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 3] [test]
@@ -81,7 +81,7 @@ entry:
 !7 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
 !8 = metadata !{metadata !9, metadata !9}
 !9 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
-!10 = metadata !{i32 786449, metadata !24, i32 12, metadata !"clang version 3.3 (trunk 172862)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !11, metadata !1,  metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
+!10 = metadata !{i32 786449, metadata !24, i32 12, metadata !"clang version 3.3 (trunk 172862)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !11, metadata !1,  metadata !1, metadata !"", i32 1} ; [ DW_TAG_compile_unit ]
 !11 = metadata !{metadata !13}
 !13 = metadata !{i32 786478, metadata !24, metadata !14, metadata !"fn", metadata !"fn", metadata !"", i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i32)* @fn, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [fn]
 !14 = metadata !{i32 786473, metadata !24} ; [ DW_TAG_file_type ]
diff --git a/llvm/test/DebugInfo/cu-ranges.ll b/llvm/test/DebugInfo/cu-ranges.ll
index 0dd422d793db..381f2dcb4cfd 100644
--- a/llvm/test/DebugInfo/cu-ranges.ll
+++ b/llvm/test/DebugInfo/cu-ranges.ll
@@ -33,7 +33,7 @@ attributes #1 = { nounwind readnone }
 !llvm.module.flags = !{!9, !10}
 !llvm.ident = !{!11}
 
-!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 197756) (llvm/trunk 197768)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
+!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 (trunk 197756) (llvm/trunk 197768)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/echristo/tmp/foo.c] [DW_LANG_C99]
 !1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
 !2 = metadata !{}
 !3 = metadata !{metadata !4}