From 36b56886974eae4f9c5ebc96befd3e7bfe5de338 Mon Sep 17 00:00:00 2001 From: Stephen Hines Date: Wed, 23 Apr 2014 16:57:46 -0700 Subject: Update to LLVM 3.5a. Change-Id: Ifadecab779f128e62e430c2b4f6ddd84953ed617 --- test/DebugInfo/unconditional-branch.ll | 64 ++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 test/DebugInfo/unconditional-branch.ll (limited to 'test/DebugInfo/unconditional-branch.ll') diff --git a/test/DebugInfo/unconditional-branch.ll b/test/DebugInfo/unconditional-branch.ll new file mode 100644 index 0000000..1e5dac6 --- /dev/null +++ b/test/DebugInfo/unconditional-branch.ll @@ -0,0 +1,64 @@ +; REQUIRES: object-emission +; PR 19261 + +; RUN: %llc_dwarf -fast-isel=false -O0 -filetype=obj < %s > %t +; RUN: llvm-dwarfdump %t | FileCheck %s + +; CHECK: {{0x[0-9a-f]+}} 1 0 1 0 0 is_stmt +; CHECK-NEXT: {{0x[0-9a-f]+}} 2 0 1 0 0 is_stmt +; CHECK-NEXT: {{0x[0-9a-f]+}} 4 0 1 0 0 is_stmt + +; IR generated from clang -O0 -g with the following source: +;void foo(int i){ +; switch(i){ +; default: +; break; +; } +; return; +;} + +; Function Attrs: nounwind +define void @foo(i32 %i) #0 { +entry: + %i.addr = alloca i32, align 4 + store i32 %i, i32* %i.addr, align 4 + call void @llvm.dbg.declare(metadata !{i32* %i.addr}, metadata !12), !dbg !13 + %0 = load i32* %i.addr, align 4, !dbg !14 + switch i32 %0, label %sw.default [ + ], !dbg !14 + +sw.default: ; preds = %entry + br label %sw.epilog, !dbg !15 + +sw.epilog: ; preds = %sw.default + ret void, !dbg !17 +} + +; Function Attrs: nounwind readnone +declare void @llvm.dbg.declare(metadata, metadata) #1 + +attributes #0 = { nounwind "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 = !{!9, !10} +!llvm.ident = !{!11} + +!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5.0 (204712)", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !"", i32 1} ; [ DW_TAG_compile_unit ] [D:\work\EPRs\396363/test.c] [DW_LANG_C99] +!1 = metadata !{metadata !"test.c", metadata !"D:\5Cwork\5CEPRs\5C396363"} +!2 = metadata !{} +!3 = metadata !{metadata !4} +!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"foo", metadata !"foo", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void (i32)* @foo, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [foo] +!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [D:\work\EPRs\396363/test.c] +!6 = metadata !{i32 786453, i32 0, null, 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 !{null, 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 4} +!10 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} +!11 = metadata !{metadata !"clang version 3.5.0 (204712)"} +!12 = metadata !{i32 786689, metadata !4, metadata !"i", metadata !5, i32 16777217, metadata !8, i32 0, i32 0} ; [ DW_TAG_arg_variable ] [i] [line 1] +!13 = metadata !{i32 1, i32 0, metadata !4, null} +!14 = metadata !{i32 2, i32 0, metadata !4, null} +!15 = metadata !{i32 4, i32 0, metadata !16, null} +!16 = metadata !{i32 786443, metadata !1, metadata !4, i32 2, i32 0, i32 0, i32 0} ; [ DW_TAG_lexical_block ] [D:\work\EPRs\396363/test.c] +!17 = metadata !{i32 6, i32 0, metadata !4, null} -- cgit v1.1