29 lines · c
1// 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=RECOVER2// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fsanitize=unsigned-integer-overflow %s -emit-llvm -o - | FileCheck %s --check-prefix=ABORT3// 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=PARTIAL4 5// RECOVER: @test6// ABORT: @test7void test(void) {8 extern volatile unsigned x, y, z;9 10 // RECOVER: uadd.with.overflow.i32{{.*}}, !nosanitize11 // RECOVER: ubsan_handle_add_overflow({{.*}}, !nosanitize12 // RECOVER-NOT: unreachable13 // ABORT: uadd.with.overflow.i32{{.*}}, !nosanitize14 // ABORT: ubsan_handle_add_overflow_abort({{.*}}, !nosanitize15 // ABORT: unreachable{{.*}}, !nosanitize16 x = y + z;17}18 19void foo(void) {20 union { int i; } u;21 u.i=1;22 // PARTIAL: %[[SIZE:.*]] = call i64 @llvm.objectsize.i64.p0(ptr {{.*}}, i1 false, i1 false)23 // PARTIAL-NEXT: %[[CHECK0:.*]] = icmp uge i64 %[[SIZE]], 424 25 // PARTIAL: br i1 %[[CHECK0]], {{.*}} !nosanitize26 27 // PARTIAL: call void @__ubsan_handle_type_mismatch_v1(28}29