| // NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 6 |
| // RUN: %clang_cc1 -O2 -triple x86_64-linux-gnu -emit-llvm -o - %s \ |
| // RUN: -fdebug-prefix-map=%S/= -fno-ident -fdebug-compilation-dir=%S -debug-info-kind=limited \ |
| // RUN: -fsanitize-annotate-debug-info=signed-integer-overflow \ |
| // RUN: -fsanitize=signed-integer-overflow | FileCheck %s --check-prefix=CHECKS |
| |
| // RUN: %clang_cc1 -O2 -triple x86_64-linux-gnu -emit-llvm -o - %s \ |
| // RUN: -fdebug-prefix-map=%S/= -fno-ident -fdebug-compilation-dir=%S -debug-info-kind=limited \ |
| // RUN: -fsanitize-annotate-debug-info=signed-integer-overflow \ |
| // RUN: -fsanitize=unsigned-integer-overflow | FileCheck %s --check-prefix=CHECKU |
| |
| unsigned short si, sj, sk; |
| |
| // CHECKS-LABEL: define dso_local void @testshortmul( |
| // CHECKS-SAME: ) local_unnamed_addr #[[ATTR0:[0-9]+]] !dbg [[DBG17:![0-9]+]] { |
| // CHECKS-NEXT: [[ENTRY:.*:]] |
| // CHECKS-NEXT: [[TMP0:%.*]] = load i16, ptr @sj, align 2, !dbg [[DBG20:![0-9]+]], !tbaa [[SHORT_TBAA21:![0-9]+]] |
| // CHECKS-NEXT: [[CONV:%.*]] = zext i16 [[TMP0]] to i32, !dbg [[DBG20]] |
| // CHECKS-NEXT: [[TMP1:%.*]] = load i16, ptr @sk, align 2, !dbg [[DBG23:![0-9]+]], !tbaa [[SHORT_TBAA21]] |
| // CHECKS-NEXT: [[CONV1:%.*]] = zext i16 [[TMP1]] to i32, !dbg [[DBG23]] |
| // CHECKS-NEXT: [[TMP2:%.*]] = tail call { i32, i1 } @llvm.smul.with.overflow.i32(i32 [[CONV]], i32 [[CONV1]]), !dbg [[DBG24:![0-9]+]], !nosanitize [[META28:![0-9]+]] |
| // CHECKS-NEXT: [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1, !dbg [[DBG24]], !nosanitize [[META28]] |
| // CHECKS-NEXT: br i1 [[TMP3]], label %[[HANDLER_MUL_OVERFLOW:.*]], label %[[CONT:.*]], !dbg [[DBG24]], !prof [[PROF29:![0-9]+]], !nosanitize [[META28]] |
| // CHECKS: [[HANDLER_MUL_OVERFLOW]]: |
| // CHECKS-NEXT: [[TMP4:%.*]] = zext i16 [[TMP0]] to i64, !dbg [[DBG24]] |
| // CHECKS-NEXT: [[TMP5:%.*]] = zext i16 [[TMP1]] to i64, !dbg [[DBG24]] |
| // CHECKS-NEXT: tail call void @__ubsan_handle_mul_overflow_abort(ptr nonnull @[[GLOB1:[0-9]+]], i64 [[TMP4]], i64 [[TMP5]]) #[[ATTR3:[0-9]+]], !dbg [[DBG24]], !nosanitize [[META28]] |
| // CHECKS-NEXT: unreachable, !dbg [[DBG24]], !nosanitize [[META28]] |
| // CHECKS: [[CONT]]: |
| // CHECKS-NEXT: [[TMP6:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0, !dbg [[DBG24]], !nosanitize [[META28]] |
| // CHECKS-NEXT: [[CONV2:%.*]] = trunc i32 [[TMP6]] to i16, !dbg [[DBG20]] |
| // CHECKS-NEXT: store i16 [[CONV2]], ptr @si, align 2, !dbg [[DBG30:![0-9]+]], !tbaa [[SHORT_TBAA21]] |
| // CHECKS-NEXT: ret void, !dbg [[DBG31:![0-9]+]] |
| // |
| // CHECKU-LABEL: define dso_local void @testshortmul( |
| // CHECKU-SAME: ) local_unnamed_addr #[[ATTR0:[0-9]+]] !dbg [[DBG17:![0-9]+]] { |
| // CHECKU-NEXT: [[ENTRY:.*:]] |
| // CHECKU-NEXT: [[TMP0:%.*]] = load i16, ptr @sj, align 2, !dbg [[DBG20:![0-9]+]], !tbaa [[SHORT_TBAA21:![0-9]+]] |
| // CHECKU-NEXT: [[TMP1:%.*]] = load i16, ptr @sk, align 2, !dbg [[DBG23:![0-9]+]], !tbaa [[SHORT_TBAA21]] |
| // CHECKU-NEXT: [[MUL:%.*]] = mul i16 [[TMP1]], [[TMP0]], !dbg [[DBG24:![0-9]+]] |
| // CHECKU-NEXT: store i16 [[MUL]], ptr @si, align 2, !dbg [[DBG25:![0-9]+]], !tbaa [[SHORT_TBAA21]] |
| // CHECKU-NEXT: ret void, !dbg [[DBG26:![0-9]+]] |
| // |
| void testshortmul(void) { |
| |
| // |
| si = sj * sk; |
| } |
| //. |
| // CHECKS: [[META0:![0-9]+]] = !DIGlobalVariableExpression(var: [[META1:![0-9]+]], expr: !DIExpression()) |
| // CHECKS: [[META1]] = distinct !DIGlobalVariable(name: "sj", scope: [[META2:![0-9]+]], file: [[META7:![0-9]+]], line: 12, type: [[META8:![0-9]+]], isLocal: false, isDefinition: true) |
| // CHECKS: [[META2]] = distinct !DICompileUnit(language: DW_LANG_C11, file: [[META3:![0-9]+]], isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: [[META4:![0-9]+]], splitDebugInlining: false, nameTableKind: None) |
| // CHECKS: [[META3]] = !DIFile(filename: "{{.*}}<stdin>", directory: {{.*}}) |
| // CHECKS: [[META4]] = !{[[META5:![0-9]+]], [[META0]], [[META9:![0-9]+]]} |
| // CHECKS: [[META5]] = !DIGlobalVariableExpression(var: [[META6:![0-9]+]], expr: !DIExpression()) |
| // CHECKS: [[META6]] = distinct !DIGlobalVariable(name: "si", scope: [[META2]], file: [[META7]], line: 12, type: [[META8]], isLocal: false, isDefinition: true) |
| // CHECKS: [[META7]] = !DIFile(filename: "{{.*}}unsigned-promotion-debuginfo.c", directory: {{.*}}) |
| // CHECKS: [[META8]] = !DIBasicType(name: "unsigned short", size: 16, encoding: DW_ATE_unsigned) |
| // CHECKS: [[META9]] = !DIGlobalVariableExpression(var: [[META10:![0-9]+]], expr: !DIExpression()) |
| // CHECKS: [[META10]] = distinct !DIGlobalVariable(name: "sk", scope: [[META2]], file: [[META7]], line: 12, type: [[META8]], isLocal: false, isDefinition: true) |
| // CHECKS: [[META15:![0-9]+]] = !{!"omnipotent char", [[META16:![0-9]+]], i64 0} |
| // CHECKS: [[META16]] = !{!"Simple C/C++ TBAA"} |
| // CHECKS: [[DBG17]] = distinct !DISubprogram(name: "testshortmul", scope: [[META7]], file: [[META7]], line: 44, type: [[META18:![0-9]+]], scopeLine: 44, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META2]]) |
| // CHECKS: [[META18]] = !DISubroutineType(types: [[META19:![0-9]+]]) |
| // CHECKS: [[META19]] = !{null} |
| // CHECKS: [[DBG20]] = !DILocation(line: 47, column: 8, scope: [[DBG17]]) |
| // CHECKS: [[SHORT_TBAA21]] = !{[[META22:![0-9]+]], [[META22]], i64 0} |
| // CHECKS: [[META22]] = !{!"short", [[META15]], i64 0} |
| // CHECKS: [[DBG23]] = !DILocation(line: 47, column: 13, scope: [[DBG17]]) |
| // CHECKS: [[DBG24]] = !DILocation(line: 0, scope: [[META25:![0-9]+]], inlinedAt: [[META27:![0-9]+]]) |
| // CHECKS: [[META25]] = distinct !DISubprogram(name: "__ubsan_check_mul_overflow", scope: [[META7]], file: [[META7]], type: [[META26:![0-9]+]], flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: [[META2]]) |
| // CHECKS: [[META26]] = !DISubroutineType(types: null) |
| // CHECKS: [[META27]] = !DILocation(line: 47, column: 11, scope: [[DBG17]]) |
| // CHECKS: [[META28]] = !{} |
| // CHECKS: [[PROF29]] = !{!"branch_weights", i32 1, i32 1048575} |
| // CHECKS: [[DBG30]] = !DILocation(line: 47, column: 6, scope: [[DBG17]]) |
| // CHECKS: [[DBG31]] = !DILocation(line: 48, column: 1, scope: [[DBG17]]) |
| //. |
| // CHECKU: [[META0:![0-9]+]] = !DIGlobalVariableExpression(var: [[META1:![0-9]+]], expr: !DIExpression()) |
| // CHECKU: [[META1]] = distinct !DIGlobalVariable(name: "sj", scope: [[META2:![0-9]+]], file: [[META7:![0-9]+]], line: 12, type: [[META8:![0-9]+]], isLocal: false, isDefinition: true) |
| // CHECKU: [[META2]] = distinct !DICompileUnit(language: DW_LANG_C11, file: [[META3:![0-9]+]], isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: [[META4:![0-9]+]], splitDebugInlining: false, nameTableKind: None) |
| // CHECKU: [[META3]] = !DIFile(filename: "{{.*}}<stdin>", directory: {{.*}}) |
| // CHECKU: [[META4]] = !{[[META5:![0-9]+]], [[META0]], [[META9:![0-9]+]]} |
| // CHECKU: [[META5]] = !DIGlobalVariableExpression(var: [[META6:![0-9]+]], expr: !DIExpression()) |
| // CHECKU: [[META6]] = distinct !DIGlobalVariable(name: "si", scope: [[META2]], file: [[META7]], line: 12, type: [[META8]], isLocal: false, isDefinition: true) |
| // CHECKU: [[META7]] = !DIFile(filename: "{{.*}}unsigned-promotion-debuginfo.c", directory: {{.*}}) |
| // CHECKU: [[META8]] = !DIBasicType(name: "unsigned short", size: 16, encoding: DW_ATE_unsigned) |
| // CHECKU: [[META9]] = !DIGlobalVariableExpression(var: [[META10:![0-9]+]], expr: !DIExpression()) |
| // CHECKU: [[META10]] = distinct !DIGlobalVariable(name: "sk", scope: [[META2]], file: [[META7]], line: 12, type: [[META8]], isLocal: false, isDefinition: true) |
| // CHECKU: [[META15:![0-9]+]] = !{!"omnipotent char", [[META16:![0-9]+]], i64 0} |
| // CHECKU: [[META16]] = !{!"Simple C/C++ TBAA"} |
| // CHECKU: [[DBG17]] = distinct !DISubprogram(name: "testshortmul", scope: [[META7]], file: [[META7]], line: 44, type: [[META18:![0-9]+]], scopeLine: 44, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META2]]) |
| // CHECKU: [[META18]] = !DISubroutineType(types: [[META19:![0-9]+]]) |
| // CHECKU: [[META19]] = !{null} |
| // CHECKU: [[DBG20]] = !DILocation(line: 47, column: 8, scope: [[DBG17]]) |
| // CHECKU: [[SHORT_TBAA21]] = !{[[META22:![0-9]+]], [[META22]], i64 0} |
| // CHECKU: [[META22]] = !{!"short", [[META15]], i64 0} |
| // CHECKU: [[DBG23]] = !DILocation(line: 47, column: 13, scope: [[DBG17]]) |
| // CHECKU: [[DBG24]] = !DILocation(line: 47, column: 11, scope: [[DBG17]]) |
| // CHECKU: [[DBG25]] = !DILocation(line: 47, column: 6, scope: [[DBG17]]) |
| // CHECKU: [[DBG26]] = !DILocation(line: 48, column: 1, scope: [[DBG17]]) |
| //. |
