From: Paul Eggert Date: Wed, 15 May 2013 07:27:15 +0000 (-0700) Subject: obstack: port --enable-gcc-warnings to clang X-Git-Tag: v0.1~134 X-Git-Url: http://erislabs.net/gitweb/?p=gnulib.git;a=commitdiff_plain;h=45a46d96e17eca85d8012f09c19010622aa62178 obstack: port --enable-gcc-warnings to clang * lib/obstack.h (obstack_ptr_grow_fast, obstack_int_grow_fast): Avoid casts from looser to stricter-aligned pointers. --- diff --git a/ChangeLog b/ChangeLog index f637cdae5..35a57b45a 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2013-05-15 Paul Eggert + obstack: port --enable-gcc-warnings to clang + * lib/obstack.h (obstack_ptr_grow_fast, obstack_int_grow_fast): + Avoid casts from looser to stricter-aligned pointers. + memchr2: port --enable-gcc-warnings to clang * lib/memchr2.c (memchr2): Avoid casts from looser to stricter-aligned pointers. diff --git a/lib/obstack.h b/lib/obstack.h index 159cfa2ea..7cf98edbd 100644 --- a/lib/obstack.h +++ b/lib/obstack.h @@ -342,14 +342,16 @@ __extension__ \ # define obstack_ptr_grow_fast(OBSTACK,aptr) \ __extension__ \ ({ struct obstack *__o1 = (OBSTACK); \ - *(const void **) __o1->next_free = (aptr); \ + void *__p1 = __o1->next_free; \ + *(const void **) __p1 = (aptr); \ __o1->next_free += sizeof (const void *); \ (void) 0; }) # define obstack_int_grow_fast(OBSTACK,aint) \ __extension__ \ ({ struct obstack *__o1 = (OBSTACK); \ - *(int *) __o1->next_free = (aint); \ + void *__p1 = __o1->next_free; \ + *(int *) __p1 = (aint); \ __o1->next_free += sizeof (int); \ (void) 0; })