1; RUN: opt -simplifycfg -S < %s | FileCheck %s 2 3define i32 @foo(i32 %i) nounwind ssp { 4 call void @llvm.dbg.value(metadata i32 %i, i64 0, metadata !6, metadata !{}), !dbg !7 5 call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !9, metadata !{}), !dbg !11 6 %1 = icmp ne i32 %i, 0, !dbg !12 7;CHECK: call i32 (...)* @bar() 8;CHECK-NEXT: llvm.dbg.value 9 br i1 %1, label %2, label %4, !dbg !12 10 11; <label>:2 ; preds = %0 12 %3 = call i32 (...)* @bar(), !dbg !13 13 call void @llvm.dbg.value(metadata i32 %3, i64 0, metadata !9, metadata !{}), !dbg !13 14 br label %6, !dbg !15 15 16; <label>:4 ; preds = %0 17 %5 = call i32 (...)* @bar(), !dbg !16 18 call void @llvm.dbg.value(metadata i32 %5, i64 0, metadata !9, metadata !{}), !dbg !16 19 br label %6, !dbg !18 20 21; <label>:6 ; preds = %4, %2 22 %k.0 = phi i32 [ %3, %2 ], [ %5, %4 ] 23 ret i32 %k.0, !dbg !19 24} 25 26declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 27 28declare i32 @bar(...) 29 30declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone 31 32!llvm.module.flags = !{!21} 33!llvm.dbg.sp = !{!0} 34 35!0 = !{!"0x2e\00foo\00foo\00\002\000\001\000\006\00256\000\000", !20, !1, !3, null, i32 (i32)* @foo, null, null, null} ; [ DW_TAG_subprogram ] [line 2] [def] [scope 0] [foo] 36!1 = !{!"0x29", !20} ; [ DW_TAG_file_type ] 37!2 = !{!"0x11\0012\00clang\001\00\000\00\000", !20, !8, !8, null, null, null} ; [ DW_TAG_compile_unit ] 38!3 = !{!"0x15\00\000\000\000\000\000\000", !20, !1, null, !4, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 39!4 = !{!5} 40!5 = !{!"0x24\00int\000\0032\0032\000\000\005", null, !2} ; [ DW_TAG_base_type ] 41!6 = !{!"0x101\00i\0016777218\000", !0, !1, !5} ; [ DW_TAG_arg_variable ] 42!7 = !MDLocation(line: 2, column: 13, scope: !0) 43!8 = !{i32 0} 44!9 = !{!"0x100\00k\003\000", !10, !1, !5} ; [ DW_TAG_auto_variable ] 45!10 = !{!"0xb\002\0016\000", !20, !0} ; [ DW_TAG_lexical_block ] 46!11 = !MDLocation(line: 3, column: 12, scope: !10) 47!12 = !MDLocation(line: 4, column: 3, scope: !10) 48!13 = !MDLocation(line: 5, column: 5, scope: !14) 49!14 = !{!"0xb\004\0010\001", !20, !10} ; [ DW_TAG_lexical_block ] 50!15 = !MDLocation(line: 6, column: 3, scope: !14) 51!16 = !MDLocation(line: 7, column: 5, scope: !17) 52!17 = !{!"0xb\006\0010\002", !20, !10} ; [ DW_TAG_lexical_block ] 53!18 = !MDLocation(line: 8, column: 3, scope: !17) 54!19 = !MDLocation(line: 9, column: 3, scope: !10) 55!20 = !{!"b.c", !"/private/tmp"} 56!21 = !{i32 1, !"Debug Info Version", i32 2} 57