Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/torture/pr78189.C @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
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date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do run } */ /* { dg-additional-options "-ftree-slp-vectorize -fno-vect-cost-model" } */ #include <cstddef> struct A { void * a; void * b; }; struct alignas(16) B { void * pad; void * misaligned; void * pad2; A a; void Null(); }; void B::Null() { a.a = nullptr; a.b = nullptr; } void __attribute__((noinline,noclone)) NullB(void * misalignedPtr) { B* b = reinterpret_cast<B*>(reinterpret_cast<char *>(misalignedPtr) - offsetof(B, misaligned)); b->Null(); } int main() { B b; NullB(&b.misaligned); return 0; }