[llvm-commits] [llvm] r151098 - /llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll

[Eric Christopher]

Author: echristo
Date: Tue Feb 21 16:25:56 2012
New Revision: 151098

URL: http://llvm.org/viewvc/llvm-project?rev=151098&view=rev
Log:
Testcase for previous commit.

rdar://10493979

Added:
    llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll

Added: llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll?rev=151098&view=auto
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll (added)
+++ llvm/trunk/test/DebugInfo/X86/DW_AT_byte_size.ll Tue Feb 21 16:25:56 2012
@@ -0,0 +1,45 @@
+; RUN: llc -mtriple=x86_64-apple-darwin %s -o %t -filetype=obj
+; RUN: llvm-dwarfdump %t | FileCheck %s
+
+; Checks that we don't emit a size for a pointer type.
+; CHECK: DW_TAG_pointer_type
+; CHECK-NEXT: DW_AT_type
+; CHECK-NOT-NEXT: DW_AT_byte_size
+
+%struct.A = type { i32 }
+
+define i32 @_Z3fooP1A(%struct.A* %a) nounwind uwtable ssp {
+entry:
+  %a.addr = alloca %struct.A*, align 8
+  store %struct.A* %a, %struct.A** %a.addr, align 8
+  call void @llvm.dbg.declare(metadata !{%struct.A** %a.addr}, metadata !16), !dbg !17
+  %0 = load %struct.A** %a.addr, align 8, !dbg !18
+  %b = getelementptr inbounds %struct.A* %0, i32 0, i32 0, !dbg !18
+  %1 = load i32* %b, align 4, !dbg !18
+  ret i32 %1, !dbg !18
+}
+
+declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
+
+!llvm.dbg.cu = !{!0}
+
+!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"foo.cpp", metadata !"/Users/echristo", metadata !"clang version 3.1 (trunk 150996)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
+!1 = metadata !{metadata !2}
+!2 = metadata !{i32 0}
+!3 = metadata !{metadata !4}
+!4 = metadata !{metadata !5}
+!5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"foo", metadata !"foo", metadata !"_Z3fooP1A", metadata !6, i32 3, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 (%struct.A*)* @_Z3fooP1A, null, null, metadata !14} ; [ DW_TAG_subprogram ]
+!6 = metadata !{i32 786473, metadata !"foo.cpp", metadata !"/Users/echristo", null} ; [ DW_TAG_file_type ]
+!7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
+!8 = metadata !{metadata !9, metadata !10}
+!9 = metadata !{i32 786468, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
+!10 = metadata !{i32 786447, null, metadata !"", null, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !11} ; [ DW_TAG_pointer_type ]
+!11 = metadata !{i32 786434, null, metadata !"A", metadata !6, i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !12, i32 0, null, null} ; [ DW_TAG_class_type ]
+!12 = metadata !{metadata !13}
+!13 = metadata !{i32 786445, metadata !11, metadata !"b", metadata !6, i32 1, i64 32, i64 32, i64 0, i32 0, metadata !9} ; [ DW_TAG_member ]
+!14 = metadata !{metadata !15}
+!15 = metadata !{i32 786468}                      ; [ DW_TAG_base_type ]
+!16 = metadata !{i32 786689, metadata !5, metadata !"a", metadata !6, i32 16777219, metadata !10, i32 0, i32 0} ; [ DW_TAG_arg_variable ]
+!17 = metadata !{i32 3, i32 13, metadata !5, null}
+!18 = metadata !{i32 4, i32 3, metadata !19, null}
+!19 = metadata !{i32 786443, metadata !5, i32 3, i32 16, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]