X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FDebugInfo%2Fnamespace.ll;h=85ef7356205c958b392f9893f5ac86c5bcd14511;hb=cbfbb3ee4c9b215cd367db3b64dfef0a7f334369;hp=ca5cf808d180a7d566280346e87b63ddd94c0d95;hpb=1288a3b8e63b7704f7b70ec64fdc3e31d7f09b91;p=oota-llvm.git

diff --git a/test/DebugInfo/namespace.ll b/test/DebugInfo/namespace.ll
index ca5cf808d18..85ef7356205 100644
--- a/test/DebugInfo/namespace.ll
+++ b/test/DebugInfo/namespace.ll
@@ -5,49 +5,71 @@
 ; CHECK: debug_info contents
 ; CHECK: [[NS1:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
 ; CHECK-NEXT: DW_AT_name{{.*}} = "A"
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1:[0-9]]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x03)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F1:".*debug-info-namespace.cpp"]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(5)
 ; CHECK-NOT: NULL
 ; CHECK: [[NS2:0x[0-9a-f]*]]:{{ *}}DW_TAG_namespace
 ; CHECK-NEXT: DW_AT_name{{.*}} = "B"
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2:[0-9]]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x01)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2:".*foo.cpp"]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(1)
 ; CHECK-NOT: NULL
 ; CHECK: [[I:0x[0-9a-f]*]]:{{ *}}DW_TAG_variable
 ; CHECK-NEXT: DW_AT_name{{.*}}= "i"
+; CHECK: [[VAR_FWD:0x[0-9a-f]*]]:{{ *}}DW_TAG_variable
+; CHECK-NEXT: DW_AT_name{{.*}}= "var_fwd"
 ; CHECK-NOT: NULL
-; CHECK: DW_TAG_subprogram
+; CHECK: [[FOO:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
+; CHECK-NEXT: DW_AT_name{{.*}}= "foo"
+; CHECK-NEXT: DW_AT_declaration
+; CHECK-NOT: NULL
+; CHECK: [[BAR:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
+; CHECK-NEXT: DW_AT_name{{.*}}= "bar"
+; CHECK: [[FUNC1:.*]]: DW_TAG_subprogram
 ; CHECK-NOT: DW_TAG
 ; CHECK: DW_AT_MIPS_linkage_name
 ; CHECK-NOT: DW_TAG
 ; CHECK: DW_AT_name{{.*}}= "f1"
-; CHECK: [[FUNC1:0x[0-9a-f]*]]:{{ *}}DW_TAG_subprogram
+; CHECK: [[BAZ:0x[0-9a-f]*]]:{{.*}}DW_TAG_typedef
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_name{{.*}}= "baz"
+; CHECK: [[VAR_DECL:0x[0-9a-f]*]]:{{.*}}DW_TAG_variable
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_name{{.*}}= "var_decl"
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_declaration
+; CHECK: [[FUNC_DECL:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_name{{.*}}= "func_decl"
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_declaration
+; CHECK: [[FUNC_FWD:0x[0-9a-f]*]]:{{.*}}DW_TAG_subprogram
+; CHECK-NOT: DW_TAG
+; CHECK: DW_AT_name{{.*}}= "func_fwd"
+; CHECK-NOT: DW_AT_declaration
+; CHECK: DW_TAG_subprogram
 ; CHECK-NOT: DW_TAG
 ; CHECK: DW_AT_MIPS_linkage_name
 ; CHECK-NOT: DW_TAG
 ; CHECK: DW_AT_name{{.*}}= "f1"
 ; CHECK: NULL
-; CHECK-NOT: NULL
-; CHECK: [[FOO:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
-; CHECK-NEXT: DW_AT_name{{.*}}= "foo"
-; CHECK-NEXT: DW_AT_declaration
-; CHECK-NOT: NULL
-; CHECK: [[BAR:0x[0-9a-f]*]]:{{ *}}DW_TAG_structure_type
-; CHECK-NEXT: DW_AT_name{{.*}}= "bar"
-; CHECK: NULL
-; CHECK: NULL
-; CHECK: NULL
 
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_module
 ; This is a bug, it should be in F2 but it inherits the file from its
 ; enclosing scope
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x08)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F1]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(15)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
 ; CHECK: NULL
 ; CHECK-NOT: NULL
 
+; CHECK: DW_TAG_imported_module
+; Same bug as above, this should be F2, not F1
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F1]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(18)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
+; CHECK-NOT: NULL
+
 ; CHECK: DW_TAG_subprogram
 ; CHECK-NOT: DW_TAG
 ; CHECK: DW_AT_MIPS_linkage_name
@@ -55,77 +77,102 @@
 ; CHECK: DW_AT_name{{.*}}= "func"
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_module
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x12)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(26)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x13)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(27)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FOO]]})
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x14)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(28)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[BAR]]})
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x15)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(29)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC1]]})
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x16)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(30)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[I]]})
 ; CHECK-NOT: NULL
+; CHECK: DW_TAG_imported_declaration
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(31)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[BAZ]]})
+; CHECK-NOT: NULL
 ; CHECK: [[X:0x[0-9a-f]*]]:{{ *}}DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x18)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(32)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
 ; CHECK-NEXT: DW_AT_name{{.*}}"X"
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_declaration
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x19)
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(33)
 ; CHECK-NEXT: DW_AT_import{{.*}}=> {[[X]]})
 ; CHECK-NEXT: DW_AT_name{{.*}}"Y"
 ; CHECK-NOT: NULL
+; CHECK: DW_TAG_imported_declaration
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(34)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[VAR_DECL]]})
+; CHECK: DW_TAG_imported_declaration
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(35)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC_DECL]]})
+; CHECK: DW_TAG_imported_declaration
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(36)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[VAR_FWD]]})
+; CHECK: DW_TAG_imported_declaration
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(37)
+; CHECK-NEXT: DW_AT_import{{.*}}=> {[[FUNC_FWD]]})
+
 ; CHECK: DW_TAG_lexical_block
 ; CHECK-NOT: NULL
 ; CHECK: DW_TAG_imported_module
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F2]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0f)
-; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS2]]})
+; CHECK-NEXT: DW_AT_decl_file{{.*}}([[F2]])
+; CHECK-NEXT: DW_AT_decl_line{{.*}}(23)
+; CHECK-NEXT: DW_AT_import{{.*}}=>
+; CHECK: NULL
 ; CHECK: NULL
 ; CHECK: NULL
-; CHECK-NOT: NULL
-
-; CHECK: DW_TAG_imported_module
-; Same bug as above, this should be F2, not F1
-; CHECK-NEXT: DW_AT_decl_file{{.*}}(0x0[[F1]])
-; CHECK-NEXT: DW_AT_decl_line{{.*}}(0x0b)
-; CHECK-NEXT: DW_AT_import{{.*}}=> {[[NS1]]})
-
-; CHECK: file_names[  [[F1]]]{{.*}}debug-info-namespace.cpp
-; CHECK: file_names[  [[F2]]]{{.*}}foo.cpp
 
 ; IR generated from clang/test/CodeGenCXX/debug-info-namespace.cpp, file paths
 ; changed to protect the guilty. The C++ source code is:
+; // RUN...
+; // RUN...
+; // RUN...
+;
 ; namespace A {
 ; #line 1 "foo.cpp"
 ; namespace B {
-; int i;
-; void f1() { }
+; extern int i;
+; int f1() { return 0; }
 ; void f1(int) { }
 ; struct foo;
 ; struct bar { };
+; typedef bar baz;
+; extern int var_decl;
+; void func_decl(void);
+; extern int var_fwd;
+; void func_fwd(void);
+; }
 ; }
+; namespace A {
 ; using namespace B;
 ; }
 ;
 ; using namespace A;
-;
+; namespace E = A;
+; int B::i = f1();
 ; int func(bool b) {
 ;   if (b) {
 ;     using namespace A::B;
@@ -136,123 +183,184 @@
 ;   using B::bar;
 ;   using B::f1;
 ;   using B::i;
-;   bar x;
+;   using B::baz;
 ;   namespace X = A;
 ;   namespace Y = X;
+;   using B::var_decl;
+;   using B::func_decl;
+;   using B::var_fwd;
+;   using B::func_fwd;
 ;   return i + X::B::i + Y::B::i;
 ; }
-
-%"struct.A::B::bar" = type { i8 }
+;
+; namespace A {
+; using B::i;
+; namespace B {
+; int var_fwd = i;
+; }
+; }
+; void B::func_fwd() {}
 
 @_ZN1A1B1iE = global i32 0, align 4
+@_ZN1A1B7var_fwdE = global i32 0, align 4
+@llvm.global_ctors = appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 65535, void ()* @_GLOBAL__sub_I_debug_info_namespace.cpp, i8* null }]
 
-; Function Attrs: nounwind uwtable
-define void @_ZN1A1B2f1Ev() #0 {
+; Function Attrs: nounwind ssp uwtable
+define i32 @_ZN1A1B2f1Ev() #0 {
 entry:
-  ret void, !dbg !41
+  ret i32 0, !dbg !60
 }
 
-; Function Attrs: nounwind uwtable
+; Function Attrs: nounwind ssp uwtable
 define void @_ZN1A1B2f1Ei(i32) #0 {
 entry:
   %.addr = alloca i32, align 4
   store i32 %0, i32* %.addr, align 4
-  call void @llvm.dbg.declare(metadata !{i32* %.addr}, metadata !42), !dbg !43
-  ret void, !dbg !43
+  call void @llvm.dbg.declare(metadata i32* %.addr, metadata !61, metadata !62), !dbg !63
+  ret void, !dbg !64
 }
 
 ; Function Attrs: nounwind readnone
-declare void @llvm.dbg.declare(metadata, metadata) #1
+declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
 
-; Function Attrs: nounwind uwtable
+define internal void @__cxx_global_var_init() section "__TEXT,__StaticInit,regular,pure_instructions" {
+entry:
+  %call = call i32 @_ZN1A1B2f1Ev(), !dbg !65
+  store i32 %call, i32* @_ZN1A1B1iE, align 4, !dbg !65
+  ret void, !dbg !65
+}
+
+; Function Attrs: nounwind ssp uwtable
 define i32 @_Z4funcb(i1 zeroext %b) #0 {
 entry:
   %retval = alloca i32, align 4
   %b.addr = alloca i8, align 1
-  %x = alloca %"struct.A::B::bar", align 1
   %frombool = zext i1 %b to i8
   store i8 %frombool, i8* %b.addr, align 1
-  call void @llvm.dbg.declare(metadata !{i8* %b.addr}, metadata !44), !dbg !45
-  %0 = load i8* %b.addr, align 1, !dbg !46
-  %tobool = trunc i8 %0 to i1, !dbg !46
-  br i1 %tobool, label %if.then, label %if.end, !dbg !46
+  call void @llvm.dbg.declare(metadata i8* %b.addr, metadata !66, metadata !62), !dbg !67
+  %0 = load i8, i8* %b.addr, align 1, !dbg !68
+  %tobool = trunc i8 %0 to i1, !dbg !68
+  br i1 %tobool, label %if.then, label %if.end, !dbg !68
 
 if.then:                                          ; preds = %entry
-  %1 = load i32* @_ZN1A1B1iE, align 4, !dbg !47
-  store i32 %1, i32* %retval, !dbg !47
-  br label %return, !dbg !47
+  %1 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !69
+  store i32 %1, i32* %retval, !dbg !69
+  br label %return, !dbg !69
 
 if.end:                                           ; preds = %entry
-  call void @llvm.dbg.declare(metadata !{%"struct.A::B::bar"* %x}, metadata !48), !dbg !49
-  %2 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
-  %3 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
-  %add = add nsw i32 %2, %3, !dbg !50
-  %4 = load i32* @_ZN1A1B1iE, align 4, !dbg !50
-  %add1 = add nsw i32 %add, %4, !dbg !50
-  store i32 %add1, i32* %retval, !dbg !50
-  br label %return, !dbg !50
+  %2 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
+  %3 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
+  %add = add nsw i32 %2, %3, !dbg !70
+  %4 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !70
+  %add1 = add nsw i32 %add, %4, !dbg !70
+  store i32 %add1, i32* %retval, !dbg !70
+  br label %return, !dbg !70
 
 return:                                           ; preds = %if.end, %if.then
-  %5 = load i32* %retval, !dbg !51
-  ret i32 %5, !dbg !51
+  %5 = load i32, i32* %retval, !dbg !71
+  ret i32 %5, !dbg !71
+}
+
+define internal void @__cxx_global_var_init1() section "__TEXT,__StaticInit,regular,pure_instructions" {
+entry:
+  %0 = load i32, i32* @_ZN1A1B1iE, align 4, !dbg !72
+  store i32 %0, i32* @_ZN1A1B7var_fwdE, align 4, !dbg !72
+  ret void, !dbg !72
+}
+
+; Function Attrs: nounwind ssp uwtable
+define void @_ZN1A1B8func_fwdEv() #0 {
+entry:
+  ret void, !dbg !73
+}
+
+define internal void @_GLOBAL__sub_I_debug_info_namespace.cpp() section "__TEXT,__StaticInit,regular,pure_instructions" {
+entry:
+  call void @__cxx_global_var_init(), !dbg !74
+  call void @__cxx_global_var_init1(), !dbg !74
+  ret void, !dbg !74
 }
 
-attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #0 = { nounwind ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
 attributes #1 = { nounwind readnone }
 
 !llvm.dbg.cu = !{!0}
-!llvm.module.flags = !{!52}
+!llvm.module.flags = !{!57, !58}
+!llvm.ident = !{!59}
 
-!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !19, metadata !21, metadata !""} ; [ DW_TAG_compile_unit ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug//usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp] [DW_LANG_C_plus_plus]
-!1 = metadata !{metadata !"/usr/local/google/home/blaikie/dev/llvm/src/tools/clang/test/CodeGenCXX/debug-info-namespace.cpp", metadata !"/usr/local/google/home/blaikie/dev/llvm/build/clang/debug"}
-!2 = metadata !{}
-!3 = metadata !{metadata !4, metadata !10, metadata !14}
-!4 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"f1", metadata !"f1", metadata !"_ZN1A1B2f1Ev", i32 3, metadata !8, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_ZN1A1B2f1Ev, null, null, metadata !2, i32 3} ; [ DW_TAG_subprogram ] [line 3] [def] [f1]
-!5 = metadata !{metadata !"foo.cpp", metadata !"/usr/local/google/home/blaikie/dev/llvm/build/clang/debug"}
-!6 = metadata !{i32 786489, metadata !5, metadata !7, metadata !"B", i32 1} ; [ DW_TAG_namespace ] [B] [line 1]
-!7 = metadata !{i32 786489, metadata !1, null, metadata !"A", i32 3} ; [ DW_TAG_namespace ] [A] [line 3]
-!8 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!9 = metadata !{null}
-!10 = metadata !{i32 786478, metadata !5, metadata !6, metadata !"f1", metadata !"f1", metadata !"_ZN1A1B2f1Ei", i32 4, metadata !11, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @_ZN1A1B2f1Ei, null, null, metadata !2, i32 4} ; [ DW_TAG_subprogram ] [line 4] [def] [f1]
-!11 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !12, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!12 = metadata !{null, metadata !13}
-!13 = 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]
-!14 = metadata !{i32 786478, metadata !5, metadata !15, metadata !"func", metadata !"func", metadata !"_Z4funcb", i32 13, metadata !16, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (i1)* @_Z4funcb, null, null, metadata !2, i32 13} ; [ DW_TAG_subprogram ] [line 13] [def] [func]
-!15 = metadata !{i32 786473, metadata !5}         ; [ DW_TAG_file_type ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
-!16 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !17, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!17 = metadata !{metadata !13, metadata !18}
-!18 = metadata !{i32 786468, null, null, metadata !"bool", i32 0, i64 8, i64 8, i64 0, i32 0, i32 2} ; [ DW_TAG_base_type ] [bool] [line 0, size 8, align 8, offset 0, enc DW_ATE_boolean]
-!19 = metadata !{metadata !20}
-!20 = metadata !{i32 786484, i32 0, metadata !6, metadata !"i", metadata !"i", metadata !"_ZN1A1B1iE", metadata !15, i32 2, metadata !13, i32 0, i32 1, i32* @_ZN1A1B1iE, null} ; [ DW_TAG_variable ] [i] [line 2] [def]
-!21 = metadata !{metadata !22, metadata !23, metadata !24, metadata !26, metadata !27, metadata !29, metadata !37, metadata !38, metadata !39, metadata !40}
-!22 = metadata !{i32 786490, metadata !7, metadata !6, i32 8} ; [ DW_TAG_imported_module ]
-!23 = metadata !{i32 786490, metadata !0, metadata !7, i32 11} ; [ DW_TAG_imported_module ]
-!24 = metadata !{i32 786490, metadata !25, metadata !6, i32 15} ; [ DW_TAG_imported_module ]
-!25 = metadata !{i32 786443, metadata !5, metadata !14, i32 14, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [/usr/local/google/home/blaikie/dev/llvm/build/clang/debug/foo.cpp]
-!26 = metadata !{i32 786490, metadata !14, metadata !7, i32 18} ; [ DW_TAG_imported_module ]
-!27 = metadata !{i32 786440, metadata !14, metadata !28, i32 19} ; [ DW_TAG_imported_declaration ]
-!28 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"foo", i32 5, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [foo] [line 5, size 0, align 0, offset 0] [decl] [from ]
-!29 = metadata !{i32 786440, metadata !14, metadata !30, i32 20} ; [ DW_TAG_imported_declaration ]
-!30 = metadata !{i32 786451, metadata !5, metadata !6, metadata !"bar", i32 6, i64 8, i64 8, i32 0, i32 0, null, metadata !31, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [bar] [line 6, size 8, align 8, offset 0] [def] [from ]
-!31 = metadata !{metadata !32}
-!32 = metadata !{i32 786478, metadata !5, metadata !30, metadata !"bar", metadata !"bar", metadata !"", i32 6, metadata !33, i1 false, i1 false, i32 0, i32 0, null, i32 320, i1 false, null, null, i32 0, metadata !36, i32 6} ; [ DW_TAG_subprogram ] [line 6] [bar]
-!33 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !34, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
-!34 = metadata !{null, metadata !35}
-!35 = metadata !{i32 786447, i32 0, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 1088, metadata !30} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from bar]
-!36 = metadata !{i32 786468}
-!37 = metadata !{i32 786440, metadata !14, metadata !10, i32 21} ; [ DW_TAG_imported_declaration ]
-!38 = metadata !{i32 786440, metadata !14, metadata !20, i32 22} ; [ DW_TAG_imported_declaration ]
-!39 = metadata !{i32 786440, metadata !14, metadata !7, i32 24, metadata !"X"} ; [ DW_TAG_imported_declaration ]
-!40 = metadata !{i32 786440, metadata !14, metadata !39, i32 25, metadata !"Y"} ; [ DW_TAG_imported_declaration ]
-!41 = metadata !{i32 3, i32 0, metadata !4, null}
-!42 = metadata !{i32 786689, metadata !10, metadata !"", metadata !15, i32 16777220, metadata !13, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [line 4]
-!43 = metadata !{i32 4, i32 0, metadata !10, null}
-!44 = metadata !{i32 786689, metadata !14, metadata !"b", metadata !15, i32 16777229, metadata !18, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [b] [line 13]
-!45 = metadata !{i32 13, i32 0, metadata !14, null}
-!46 = metadata !{i32 14, i32 0, metadata !14, null}
-!47 = metadata !{i32 16, i32 0, metadata !25, null}
-!48 = metadata !{i32 786688, metadata !14, metadata !"x", metadata !15, i32 23, metadata !30, i32 0, i32 0} ; [ DW_TAG_auto_variable ] [x] [line 23]
-!49 = metadata !{i32 23, i32 0, metadata !14, null}
-!50 = metadata !{i32 26, i32 0, metadata !14, null}
-!51 = metadata !{i32 27, i32 0, metadata !14, null}
-!52 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
+!0 = !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.6.0 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !3, subprograms: !9, globals: !30, imports: !33)
+!1 = !DIFile(filename: "debug-info-namespace.cpp", directory: "/tmp")
+!2 = !{}
+!3 = !{!4, !8}
+!4 = !DICompositeType(tag: DW_TAG_structure_type, name: "foo", line: 5, flags: DIFlagFwdDecl, file: !5, scope: !6, identifier: "_ZTSN1A1B3fooE")
+!5 = !DIFile(filename: "foo.cpp", directory: "/tmp")
+!6 = !DINamespace(name: "B", line: 1, file: !5, scope: !7)
+!7 = !DINamespace(name: "A", line: 5, file: !1, scope: null)
+!8 = !DICompositeType(tag: DW_TAG_structure_type, name: "bar", line: 6, size: 8, align: 8, file: !5, scope: !6, elements: !2, identifier: "_ZTSN1A1B3barE")
+!9 = !{!10, !14, !17, !21, !25, !26, !27}
+!10 = !DISubprogram(name: "f1", linkageName: "_ZN1A1B2f1Ev", line: 3, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !5, scope: !6, type: !11, function: i32 ()* @_ZN1A1B2f1Ev, variables: !2)
+!11 = !DISubroutineType(types: !12)
+!12 = !{!13}
+!13 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!14 = !DISubprogram(name: "f1", linkageName: "_ZN1A1B2f1Ei", line: 4, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 4, file: !5, scope: !6, type: !15, function: void (i32)* @_ZN1A1B2f1Ei, variables: !2)
+!15 = !DISubroutineType(types: !16)
+!16 = !{null, !13}
+!17 = !DISubprogram(name: "__cxx_global_var_init", line: 20, isLocal: true, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 20, file: !5, scope: !18, type: !19, function: void ()* @__cxx_global_var_init, variables: !2)
+!18 = !DIFile(filename: "foo.cpp", directory: "/tmp")
+!19 = !DISubroutineType(types: !20)
+!20 = !{null}
+!21 = !DISubprogram(name: "func", linkageName: "_Z4funcb", line: 21, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 21, file: !5, scope: !18, type: !22, function: i32 (i1)* @_Z4funcb, variables: !2)
+!22 = !DISubroutineType(types: !23)
+!23 = !{!13, !24}
+!24 = !DIBasicType(tag: DW_TAG_base_type, name: "bool", size: 8, align: 8, encoding: DW_ATE_boolean)
+!25 = !DISubprogram(name: "__cxx_global_var_init1", line: 44, isLocal: true, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 44, file: !5, scope: !18, type: !19, function: void ()* @__cxx_global_var_init1, variables: !2)
+!26 = !DISubprogram(name: "func_fwd", linkageName: "_ZN1A1B8func_fwdEv", line: 47, isLocal: false, isDefinition: true, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 47, file: !5, scope: !6, type: !19, function: void ()* @_ZN1A1B8func_fwdEv, variables: !2)
+!27 = !DISubprogram(name: "", linkageName: "_GLOBAL__sub_I_debug_info_namespace.cpp", isLocal: true, isDefinition: true, flags: DIFlagArtificial, isOptimized: false, file: !1, scope: !28, type: !29, function: void ()* @_GLOBAL__sub_I_debug_info_namespace.cpp, variables: !2)
+!28 = !DIFile(filename: "debug-info-namespace.cpp", directory: "/tmp")
+!29 = !DISubroutineType(types: !2)
+!30 = !{!31, !32}
+!31 = !DIGlobalVariable(name: "i", linkageName: "_ZN1A1B1iE", line: 20, isLocal: false, isDefinition: true, scope: !6, file: !18, type: !13, variable: i32* @_ZN1A1B1iE)
+!32 = !DIGlobalVariable(name: "var_fwd", linkageName: "_ZN1A1B7var_fwdE", line: 44, isLocal: false, isDefinition: true, scope: !6, file: !18, type: !13, variable: i32* @_ZN1A1B7var_fwdE)
+!33 = !{!34, !35, !36, !37, !40, !41, !42, !43, !44, !45, !47, !48, !49, !51, !54, !55, !56}
+!34 = !DIImportedEntity(tag: DW_TAG_imported_module, line: 15, scope: !7, entity: !6)
+!35 = !DIImportedEntity(tag: DW_TAG_imported_module, line: 18, scope: !0, entity: !7)
+!36 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 19, name: "E", scope: !0, entity: !7)
+!37 = !DIImportedEntity(tag: DW_TAG_imported_module, line: 23, scope: !38, entity: !6)
+!38 = distinct !DILexicalBlock(line: 22, column: 10, file: !5, scope: !39)
+!39 = distinct !DILexicalBlock(line: 22, column: 7, file: !5, scope: !21)
+!40 = !DIImportedEntity(tag: DW_TAG_imported_module, line: 26, scope: !21, entity: !7)
+!41 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 27, scope: !21, entity: !"_ZTSN1A1B3fooE")
+!42 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 28, scope: !21, entity: !"_ZTSN1A1B3barE")
+!43 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 29, scope: !21, entity: !14)
+!44 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 30, scope: !21, entity: !31)
+!45 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 31, scope: !21, entity: !46)
+!46 = !DIDerivedType(tag: DW_TAG_typedef, name: "baz", line: 7, file: !5, scope: !6, baseType: !"_ZTSN1A1B3barE")
+!47 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 32, name: "X", scope: !21, entity: !7)
+!48 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 33, name: "Y", scope: !21, entity: !47)
+!49 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 34, scope: !21, entity: !50)
+!50 = !DIGlobalVariable(name: "var_decl", linkageName: "_ZN1A1B8var_declE", line: 8, isLocal: false, isDefinition: false, scope: !6, file: !18, type: !13)
+!51 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 35, scope: !21, entity: !52)
+!52 = !DISubprogram(name: "func_decl", linkageName: "_ZN1A1B9func_declEv", line: 9, isLocal: false, isDefinition: false, flags: DIFlagPrototyped, isOptimized: false, file: !5, scope: !6, type: !19, variables: !53)
+!53 = !{} ; previously: invalid DW_TAG_base_type
+!54 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 36, scope: !21, entity: !32)
+!55 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 37, scope: !21, entity: !26)
+!56 = !DIImportedEntity(tag: DW_TAG_imported_declaration, line: 42, scope: !7, entity: !31)
+!57 = !{i32 2, !"Dwarf Version", i32 2}
+!58 = !{i32 2, !"Debug Info Version", i32 3}
+!59 = !{!"clang version 3.6.0 "}
+!60 = !DILocation(line: 3, column: 12, scope: !10)
+!61 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "", line: 4, arg: 1, scope: !14, file: !18, type: !13)
+!62 = !DIExpression()
+!63 = !DILocation(line: 4, column: 12, scope: !14)
+!64 = !DILocation(line: 4, column: 16, scope: !14)
+!65 = !DILocation(line: 20, column: 12, scope: !17)
+!66 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "b", line: 21, arg: 1, scope: !21, file: !18, type: !24)
+!67 = !DILocation(line: 21, column: 15, scope: !21)
+!68 = !DILocation(line: 22, column: 7, scope: !21)
+!69 = !DILocation(line: 24, column: 5, scope: !38)
+!70 = !DILocation(line: 38, column: 3, scope: !21)
+!71 = !DILocation(line: 39, column: 1, scope: !21)
+!72 = !DILocation(line: 44, column: 15, scope: !25)
+!73 = !DILocation(line: 47, column: 21, scope: !26)
+!74 = !DILocation(line: 0, scope: !75)
+!75 = !DILexicalBlockFile(discriminator: 0, file: !5, scope: !27)