// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsanitize=unsigned-integer-overflow -fsanitize-recover=unsigned-integer-overflow %s -emit-llvm -o - | FileCheck %s --check-prefix=RECOVER // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsanitize=unsigned-integer-overflow %s -emit-llvm -o - | FileCheck %s --check-prefix=ABORT // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsanitize=null,object-size,alignment -fsanitize-recover=object-size %s -emit-llvm -o - | FileCheck %s --check-prefix=PARTIAL // RECOVER: @test // ABORT: @test void test() { extern volatile unsigned x, y, z; // RECOVER: uadd.with.overflow.i32 // RECOVER: ubsan_handle_add_overflow( // RECOVER-NOT: unreachable // ABORT: uadd.with.overflow.i32 // ABORT: ubsan_handle_add_overflow_abort( // ABORT: unreachable x = y + z; } void foo() { union { int i; } u; u.i=1; // PARTIAL: %[[CHECK0:.*]] = icmp ne {{.*}}* %[[PTR:.*]], null // PARTIAL: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64.p0i8(i8* {{.*}}, i1 false) // PARTIAL-NEXT: %[[CHECK1:.*]] = icmp uge i64 %[[SIZE]], 4 // PARTIAL: %[[MISALIGN:.*]] = and i64 {{.*}}, 3 // PARTIAL-NEXT: %[[CHECK2:.*]] = icmp eq i64 %[[MISALIGN]], 0 // PARTIAL: %[[CHECK02:.*]] = and i1 %[[CHECK0]], %[[CHECK2]] // PARTIAL-NEXT: %[[CHECK012:.*]] = and i1 %[[CHECK02]], %[[CHECK1]] // PARTIAL: br i1 %[[CHECK012]], {{.*}} !prof ![[WEIGHT_MD:.*]], !nosanitize // PARTIAL: br i1 %[[CHECK02]], {{.*}} // PARTIAL: call void @__ubsan_handle_type_mismatch_abort( // PARTIAL-NEXT: unreachable // PARTIAL: call void @__ubsan_handle_type_mismatch( }