// { dg-do compile } // { dg-options "-Wstrict-aliasing=2 -fstrict-aliasing" } // Copyright (C) 2002 Free Software Foundation, Inc. // Contributed by Nathan Sidwell 29 Sep 2002 // 8083. warn about odd casts typedef int YYSTYPE; typedef struct tDefEntry { unsigned t; } tDefEntry; struct incomplete; YYSTYPE addSibMacro( YYSTYPE list ) { tDefEntry** ppT = (tDefEntry**)&list; // { dg-warning "type-punned pointer will" "" } struct incomplete *p = (struct incomplete *)&list; // { dg-warning "type-punning to incomplete" "" } return list; }