| // RUN: %clang_cc1 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefix=CHECK-NOSANITIZE |
| |
| // RUN: %clang_cc1 -fsanitize=implicit-integer-sign-change -fno-sanitize-recover=implicit-integer-sign-change -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_implicit_conversion" --check-prefixes=CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-NORECOVER,CHECK-SANITIZE-UNREACHABLE |
| // RUN: %clang_cc1 -fsanitize=implicit-integer-sign-change -fsanitize-recover=implicit-integer-sign-change -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_implicit_conversion" --check-prefixes=CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-RECOVER |
| // RUN: %clang_cc1 -fsanitize=implicit-integer-sign-change -fsanitize-trap=implicit-integer-sign-change -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_implicit_conversion" --check-prefixes=CHECK-SANITIZE,CHECK-SANITIZE-TRAP,CHECK-SANITIZE-UNREACHABLE |
| |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[INT:.*]] = {{.*}} c"'int'\00" } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[UNSIGNED_SHORT:.*]] = {{.*}} c"'unsigned short'\00" } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_100:.*]] = {{.*}}, i32 100, i32 11 }, ptr @[[INT]], ptr @[[UNSIGNED_SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_200:.*]] = {{.*}}, i32 200, i32 11 }, ptr @[[INT]], ptr @[[UNSIGNED_SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_300:.*]] = {{.*}}, i32 300, i32 10 }, ptr @[[INT]], ptr @[[UNSIGNED_SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_400:.*]] = {{.*}}, i32 400, i32 10 }, ptr @[[INT]], ptr @[[UNSIGNED_SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[SHORT:.*]] = {{.*}} c"'short'\00" } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_500:.*]] = {{.*}}, i32 500, i32 11 }, ptr @[[INT]], ptr @[[SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_600:.*]] = {{.*}}, i32 600, i32 11 }, ptr @[[INT]], ptr @[[SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_700:.*]] = {{.*}}, i32 700, i32 10 }, ptr @[[INT]], ptr @[[SHORT]], i8 3 } |
| // CHECK-SANITIZE-ANYRECOVER-DAG: @[[LINE_800:.*]] = {{.*}}, i32 800, i32 10 }, ptr @[[INT]], ptr @[[SHORT]], i8 3 } |
| |
| unsigned short t0(unsigned short x) { |
| // CHECK-NOSANITIZE-LABEL: @t0( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], 1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| // |
| // CHECK-SANITIZE-LABEL: @t0( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = zext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], 1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], false, !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_100]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_100]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| #line 100 |
| return x++; |
| } |
| unsigned short t1(unsigned short x) { |
| // CHECK-NOSANITIZE-LABEL: @t1( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], -1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| // |
| // CHECK-SANITIZE-LABEL: @t1( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = zext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], -1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], false, !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_200]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_200]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| #line 200 |
| return x--; |
| } |
| |
| unsigned short t2(unsigned short x) { |
| // CHECK-NOSANITIZE-LABEL: @t2( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], 1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[INC]] |
| // |
| // CHECK-SANITIZE-LABEL: @t2( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = zext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], 1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], false, !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_300]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_300]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_PROMOTED_DEMOTED]] |
| #line 300 |
| return ++x; |
| } |
| |
| unsigned short t3(unsigned short x) { |
| // CHECK-NOSANITIZE-LABEL: @t3( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], -1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[INC]] |
| // |
| // CHECK-SANITIZE-LABEL: @t3( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = zext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], -1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], false, !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_400]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_400]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_PROMOTED_DEMOTED]] |
| #line 400 |
| return --x; |
| } |
| |
| signed short t4(signed short x) { |
| // CHECK-NOSANITIZE-LABEL: @t4( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], 1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| // |
| // CHECK-SANITIZE-LABEL: @t4( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = sext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], 1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[DST_NEGATIVITYCHECK:%.*]] = icmp slt i16 [[X_PROMOTED_DEMOTED]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], [[DST_NEGATIVITYCHECK]], !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_500]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_500]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| #line 500 |
| return x++; |
| } |
| signed short t5(signed short x) { |
| // CHECK-NOSANITIZE-LABEL: @t5( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], -1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| // |
| // CHECK-SANITIZE-LABEL: @t5( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = sext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], -1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[DST_NEGATIVITYCHECK:%.*]] = icmp slt i16 [[X_PROMOTED_DEMOTED]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], [[DST_NEGATIVITYCHECK]], !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_600]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_600]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_RELOADED]] |
| #line 600 |
| return x--; |
| } |
| |
| signed short t6(signed short x) { |
| // CHECK-NOSANITIZE-LABEL: @t6( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], 1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[INC]] |
| // |
| // CHECK-SANITIZE-LABEL: @t6( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = sext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], 1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[DST_NEGATIVITYCHECK:%.*]] = icmp slt i16 [[X_PROMOTED_DEMOTED]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], [[DST_NEGATIVITYCHECK]], !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_700]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_700]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_PROMOTED_DEMOTED]] |
| #line 700 |
| return ++x; |
| } |
| |
| signed short t7(signed short x) { |
| // CHECK-NOSANITIZE-LABEL: @t7( |
| // CHECK-NOSANITIZE-NEXT: entry: |
| // CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: [[INC:%.*]] = add i16 [[X_RELOADED]], -1 |
| // CHECK-NOSANITIZE-NEXT: store i16 [[INC]], ptr [[X_ADDR]], align 2 |
| // CHECK-NOSANITIZE-NEXT: ret i16 [[INC]] |
| // |
| // CHECK-SANITIZE-LABEL: @t7( |
| // CHECK-SANITIZE-NEXT: entry: |
| // CHECK-SANITIZE-NEXT: [[X_ADDR:%.*]] = alloca i16, align 2 |
| // CHECK-SANITIZE-NEXT: store i16 [[X:%.*]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_RELOADED:%.*]] = load i16, ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED:%.*]] = sext i16 [[X_RELOADED]] to i32 |
| // CHECK-SANITIZE-NEXT: [[INC:%.*]] = add i32 [[X_PROMOTED]], -1 |
| // CHECK-SANITIZE-NEXT: [[X_PROMOTED_DEMOTED:%.*]] = trunc i32 [[INC]] to i16 |
| // CHECK-SANITIZE-NEXT: [[SRC_INC_NEGATIVITYCHECK:%.*]] = icmp slt i32 [[INC]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[DST_NEGATIVITYCHECK:%.*]] = icmp slt i16 [[X_PROMOTED_DEMOTED]], 0, !nosanitize !2 |
| // CHECK-SANITIZE-NEXT: [[SIGNCHANGECHECK:%.*]] = icmp eq i1 [[SRC_INC_NEGATIVITYCHECK]], [[DST_NEGATIVITYCHECK]], !nosanitize |
| // CHECK-SANITIZE-NEXT: br i1 [[SIGNCHANGECHECK]], label %[[CONT:.*]], label %[[HANDLER_IMPLICIT_X_PROMOTEDERSION:[^,]+]],{{.*}} !nosanitize |
| // CHECK-SANITIZE: [[HANDLER_IMPLICIT_X_PROMOTEDERSION]]: |
| // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 7){{.*}}, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP1:%.*]] = zext i32 [[INC]] to i64, !nosanitize |
| // CHECK-SANITIZE-ANYRECOVER-NEXT: [[TMP2:%.*]] = zext i16 [[X_PROMOTED_DEMOTED]] to i64, !nosanitize |
| // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_implicit_conversion_abort(ptr @[[LINE_800]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_implicit_conversion(ptr @[[LINE_800]], i64 [[TMP1]], i64 [[TMP2]]) #2, !nosanitize |
| // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize |
| // CHECK-SANITIZE-RECOVER-NEXT: br label %[[CONT]], !nosanitize |
| // CHECK-SANITIZE: [[CONT]]: |
| // CHECK-SANITIZE-NEXT: store i16 [[X_PROMOTED_DEMOTED]], ptr [[X_ADDR]], align 2 |
| // CHECK-SANITIZE-NEXT: ret i16 [[X_PROMOTED_DEMOTED]] |
| #line 800 |
| return --x; |
| } |
