Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.dg/ext/anon-struct2.C @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-options "" } */ /* In GNU C++ mode, we recognize the anonymous struct extension, but not Microsoft C extensions. */ struct A { char a; }; struct B { struct A; /* forward decl of B::A. */ char b; }; char testB[sizeof(B) == sizeof(A) ? 1 : -1]; struct C { struct D { char d; }; /* decl of C::D. */ char c; }; char testC[sizeof(C) == sizeof(A) ? 1 : -1]; char testD[sizeof(C::D) == sizeof(A) ? 1 : -1]; /* GNU extension. */ struct E { struct { char z; }; char e; }; char testE[sizeof(E) == 2 * sizeof(A) ? 1 : -1]; char testEz[sizeof( ((E *)0)->z )]; typedef struct A typedef_A; struct F { typedef_A; /* { dg-error "does not declare anything" } */ char f; }; char testF[sizeof(F) == sizeof(A) ? 1 : -1]; /* Test that __extension__ does the right thing coming _from_ GNU C mode. */ __extension__ struct G { struct { char z; }; char g; }; char testG[sizeof(G) == 2 * sizeof(A) ? 1 : -1]; struct H { struct { char z; }; char h; }; char testH[sizeof(H) == 2 * sizeof(A) ? 1 : -1];