1 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11 2 // expected-no-diagnostics 3 4 // Test that the alignment of a empty direct base class is correctly 5 // inherited by the derived class. 6 7 struct A { 8 } __attribute__ ((aligned(16))); 9 10 static_assert(__alignof(A) == 16, "A should be aligned to 16 bytes"); 11 12 struct B1 : public A { 13 }; 14 15 static_assert(__alignof(B1) == 16, "B1 should be aligned to 16 bytes"); 16 17 struct B2 : public A { 18 } __attribute__ ((aligned(2))); 19 20 static_assert(__alignof(B2) == 16, "B2 should be aligned to 16 bytes"); 21 22 struct B3 : public A { 23 } __attribute__ ((aligned(4))); 24 25 static_assert(__alignof(B3) == 16, "B3 should be aligned to 16 bytes"); 26 27 struct B4 : public A { 28 } __attribute__ ((aligned(8))); 29 30 static_assert(__alignof(B4) == 16, "B4 should be aligned to 16 bytes"); 31 32 struct B5 : public A { 33 } __attribute__ ((aligned(16))); 34 35 static_assert(__alignof(B5) == 16, "B5 should be aligned to 16 bytes"); 36 37 struct B6 : public A { 38 } __attribute__ ((aligned(32))); 39 40 static_assert(__alignof(B6) == 32, "B6 should be aligned to 32 bytes"); 41 42
