clang/test/CodeGenCXX/ARM/exception-alignment.cpp

   1 // Bug: https://bugs.llvm.org/show_bug.cgi?id=42668
   2 // REQUIRES: arm-registered-target
   3
   4 // RUN: %clang_cc1 -triple armv8-arm-none-eabi -emit-llvm -target-cpu generic -Os -fcxx-exceptions -o - -x c++ %s | FileCheck --check-prefixes=CHECK,A8 %s
   5 // RUN: %clang_cc1 -triple armv8-unknown-linux-android -emit-llvm -target-cpu generic -Os -fcxx-exceptions -o - -x c++ %s | FileCheck --check-prefixes=CHECK,A16 %s
   6
   7 // CHECK: [[E:%[A-z0-9]+]] = tail call ptr @__cxa_allocate_exception
   8 // A8-NEXT: store <2 x i64> <i64 1, i64 2>, ptr [[E]], align 8
   9 // A16-NEXT: store <2 x i64> <i64 1, i64 2>, ptr [[E]], align 16
  10 #include <arm_neon.h>
  11
  12 int main(void) {
  13   try {
  14     throw vld1q_u64(((const uint64_t[2]){1, 2}));
  15   } catch (uint64x2_t exc) {
  16     return 0;
  17   }
  18   return 1;
  19 }
  20