Mercurial > hg > octave-lyh > gnulib-hg
changeset 17406:253d6bbd7aa4
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.
author | Paul Eggert <eggert@cs.ucla.edu> |
---|---|
date | Wed, 15 May 2013 00:27:15 -0700 |
parents | 2760c772c42c |
children | b5c1d4b2677e |
files | ChangeLog lib/obstack.h |
diffstat | 2 files changed, 8 insertions(+), 2 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2013-05-15 Paul Eggert <eggert@cs.ucla.edu> + 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.
--- a/lib/obstack.h +++ b/lib/obstack.h @@ -342,14 +342,16 @@ # 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; })