Temporarily revert "Use a pointer to keep track of the skeleton unit for
each normal unit" as it seems to be causing problems in the asan tests.

llvm-svn: 198197
diff --git a/llvm/test/DebugInfo/X86/fission-cu.ll b/llvm/test/DebugInfo/X86/fission-cu.ll
index 1d0ec27..06408d7 100644
--- a/llvm/test/DebugInfo/X86/fission-cu.ll
+++ b/llvm/test/DebugInfo/X86/fission-cu.ll
@@ -25,19 +25,19 @@
 ; CHECK: [1] DW_TAG_compile_unit DW_CHILDREN_no
 ; CHECK: DW_AT_GNU_dwo_name      DW_FORM_strp
 ; CHECK: DW_AT_GNU_addr_base     DW_FORM_sec_offset
+; CHECK: DW_AT_low_pc    DW_FORM_addr
 ; CHECK: DW_AT_stmt_list DW_FORM_sec_offset
 ; CHECK: DW_AT_comp_dir  DW_FORM_strp
 ; CHECK: DW_AT_GNU_dwo_id        DW_FORM_data8
-; CHECK: DW_AT_low_pc    DW_FORM_addr
 
 ; CHECK: .debug_info contents:
 ; CHECK: DW_TAG_compile_unit
 ; CHECK: DW_AT_GNU_dwo_name [DW_FORM_strp] ( .debug_str[0x00000000] = "baz.dwo")
 ; CHECK: DW_AT_GNU_addr_base [DW_FORM_sec_offset]                   (0x00000000)
+; CHECK: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
 ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x00000000)
 ; CHECK: DW_AT_comp_dir [DW_FORM_strp]     ( .debug_str[0x00000008] = "/usr/local/google/home/echristo/tmp")
 ; CHECK: DW_AT_GNU_dwo_id [DW_FORM_data8]  (0x0000000000000000)
-; CHECK: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
 
 ; CHECK: .debug_str contents:
 ; CHECK: 0x00000000: "baz.dwo"
@@ -110,6 +110,5 @@
 ; OBJ-NEXT: R_X86_64_32 .debug_addr
 ; OBJ-NEXT: R_X86_64_32 .debug_line
 ; OBJ-NEXT: R_X86_64_32 .debug_str
-; OBJ-NEXT: R_X86_64_64 .text 0x0
 ; OBJ-NEXT: }
 !9 = metadata !{i32 1, metadata !"Debug Info Version", i32 1}
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 e63cbd1..147937a 100644
--- a/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
+++ b/llvm/test/DebugInfo/X86/stmt-list-multiple-compile-units.ll
@@ -7,12 +7,12 @@
 ; rdar://13067005
 ; CHECK: .debug_info contents:
 ; CHECK: DW_TAG_compile_unit
-; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x00000000)
 ; CHECK: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
+; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x00000000)
 
 ; CHECK: DW_TAG_compile_unit
-; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x0000003c)
 ; CHECK: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
+; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x0000003c)
 
 ; CHECK: .debug_line contents:
 ; CHECK-NEXT: Line table prologue:
@@ -25,12 +25,12 @@
 
 ; DWARF3: .debug_info contents:
 ; DWARF3: DW_TAG_compile_unit
-; DWARF3: DW_AT_stmt_list [DW_FORM_data4]   (0x00000000)
 ; DWARF3: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
+; DWARF3: DW_AT_stmt_list [DW_FORM_data4]   (0x00000000)
 
 ; DWARF3: DW_TAG_compile_unit
-; DWARF3: DW_AT_stmt_list [DW_FORM_data4]   (0x0000003c)
 ; DWARF3: DW_AT_low_pc [DW_FORM_addr]       (0x0000000000000000)
+; DWARF3: DW_AT_stmt_list [DW_FORM_data4]   (0x0000003c)
 
 ; DWARF3: .debug_line contents:
 ; DWARF3-NEXT: Line table prologue: