[llvm] r189300 - Add a testcase to ensure that the pubnames section uses an offset

[Eric Christopher]

Author: echristo
Date: Mon Aug 26 19:36:19 2013
New Revision: 189300

URL: http://llvm.org/viewvc/llvm-project?rev=189300&view=rev
Log:
Add a testcase to ensure that the pubnames section uses an offset
off of the debug_info section even when split dwarf is enabled.

Added:
    llvm/trunk/test/DebugInfo/X86/dwarf-pubnames-split.ll

Added: llvm/trunk/test/DebugInfo/X86/dwarf-pubnames-split.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/dwarf-pubnames-split.ll?rev=189300&view=auto
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/dwarf-pubnames-split.ll (added)
+++ llvm/trunk/test/DebugInfo/X86/dwarf-pubnames-split.ll Mon Aug 26 19:36:19 2013
@@ -0,0 +1,32 @@
+; RUN: llc -mtriple=x86_64-pc-linux-gnu -split-dwarf=Enable %s -o - | FileCheck %s
+
+; Check that we get a symbol off of the debug_info section when using split dwarf and pubnames.
+
+; CHECK: .Lpubtypes_begin0:
+; CHECK-NEXT: .short    2                       # DWARF Version
+; CHECK-NEXT: .long     .L.debug_info_begin0    # Offset of Compilation Unit Info
+
+; Function Attrs: nounwind uwtable
+define i32 @main() #0 {
+entry:
+  %retval = alloca i32, align 4
+  store i32 0, i32* %retval
+  ret i32 0, !dbg !10
+}
+
+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" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!9}
+
+!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.4 (trunk 189287) (llvm/trunk 189296)", 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]
+!1 = metadata !{metadata !"foo.c", metadata !"/usr/local/google/home/echristo/tmp"}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"main", metadata !"main", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @main, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [main]
+!5 = metadata !{i32 786473, metadata !1}          ; [ DW_TAG_file_type ] [/usr/local/google/home/echristo/tmp/foo.c]
+!6 = metadata !{i32 786453, i32 0, i32 0, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!7 = metadata !{metadata !8}
+!8 = 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]
+!9 = metadata !{i32 2, metadata !"Dwarf Version", i32 3}
+!10 = metadata !{i32 2, i32 0, metadata !4, null}