clang/test/CodeGen/unsigned-overflow-minimal.c

   1 // RUN: %clang_cc1 -triple x86_64-linux-gnu -fsanitize=unsigned-integer-overflow -fsanitize-minimal-runtime %s -emit-llvm -o - | FileCheck %s
   2
   3 unsigned long li, lj, lk;
   4
   5 // CHECK-LABEL: define{{.*}} void @testlongadd()
   6 void testlongadd(void) {
   7   // CHECK: call void @__ubsan_handle_add_overflow_minimal_abort()
   8   li = lj + lk;
   9 }
  10
  11 // CHECK-LABEL: define{{.*}} void @testlongsub()
  12 void testlongsub(void) {
  13   // CHECK: call void @__ubsan_handle_sub_overflow_minimal_abort()
  14   li = lj - lk;
  15 }
  16
  17 // CHECK-LABEL: define{{.*}} void @testlongmul()
  18 void testlongmul(void) {
  19   // CHECK: call void @__ubsan_handle_mul_overflow_minimal_abort()
  20   li = lj * lk;
  21 }