1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 3 2; RUN: opt < %s -passes=gvn -gvn-max-num-visited-insts=4 -S | FileCheck %s 3 4declare void @llvm.dbg.declare(metadata, metadata, metadata) 5 6define i32 @foo(ptr %a, ptr %b) { 7; CHECK-LABEL: define i32 @foo( 8; CHECK-SAME: ptr [[A:%.*]], ptr [[B:%.*]]) { 9; CHECK-NEXT: entry: 10; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[A]], align 4 11; CHECK-NEXT: #dbg_declare(ptr undef, [[META4:![0-9]+]], !DIExpression(), [[META10:![0-9]+]]) 12; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[B]], align 4 13; CHECK-NEXT: [[COND:%.*]] = icmp slt i32 [[TMP0]], [[TMP1]] 14; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[COND]], i32 [[TMP0]], i32 [[TMP1]] 15; CHECK-NEXT: [[PTR:%.*]] = select i1 [[COND]], ptr [[A]], ptr [[B]] 16; CHECK-NEXT: ret i32 [[TMP2]] 17; 18entry: 19 %0 = load i32, ptr %a, align 4 20 call void @llvm.dbg.declare(metadata ptr undef, metadata !46, metadata !DIExpression()), !dbg !40 21 %1 = load i32, ptr %b, align 4 22 %cond = icmp slt i32 %0, %1 23 %ptr = select i1 %cond, ptr %a, ptr %b 24 %res = load i32, ptr %ptr, align 4 25 ret i32 %res 26} 27 28!llvm.dbg.cu = !{!0} 29!llvm.module.flags = !{!35, !36} 30 31!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 17.0.0.prerel", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) 32!1 = !DIFile(filename: "bbi-78272.c", directory: "/tmp") 33!5 = !DIBasicType(name: "int", size: 16, encoding: DW_ATE_signed) 34 35!35 = !{i32 7, !"Dwarf Version", i32 4} 36!36 = !{i32 2, !"Debug Info Version", i32 3} 37!40 = !DILocation(line: 15, column: 7, scope: !41) 38!41 = distinct !DISubprogram(name: "x", scope: !1, file: !1, line: 14, type: !42, scopeLine: 14, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !45) 39!42 = !DISubroutineType(types: !43) 40!43 = !{!5} 41!45 = !{!46} 42!46 = !DILocalVariable(name: "t", scope: !41, file: !1, line: 15, type: !5) 43