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author | Ralf Wildenhues <Ralf.Wildenhues@gmx.de> | 2009-06-12 12:20:14 +0200 |
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committer | Eric Blake <ebb9@byu.net> | 2009-06-13 07:09:19 -0600 |
commit | 8bd67d9a23c7189e0cb9cccc1dd5ad4a166c4f6c (patch) | |
tree | eca6b68634c2e2adaeced0f95386854d0f8cf5b0 | |
parent | ab014edea195ad492846d916e7a8eddcee42d9dc (diff) | |
download | m4-8bd67d9a23c7189e0cb9cccc1dd5ad4a166c4f6c.tar.gz |
Avoid pointer arithmetic on `void *'.
* modules/m4.c (dump_symbol_CB): Cast obstack_base return value
to `char *' before using it.
Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Signed-off-by: Eric Blake <ebb9@byu.net>
-rw-r--r-- | ChangeLog | 6 | ||||
-rw-r--r-- | modules/m4.c | 5 |
2 files changed, 9 insertions, 2 deletions
@@ -1,3 +1,9 @@ +2009-06-12 Ralf Wildenhues <Ralf.Wildenhues@gmx.de> + + Avoid pointer arithmetic on `void *'. + * modules/m4.c (dump_symbol_CB): Cast obstack_base return value + to `char *' before using it. + 2009-05-04 Eric Blake <ebb9@byu.net> Silence verbose testsuite runs. diff --git a/modules/m4.c b/modules/m4.c index f3cfc94d..0597fe74 100644 --- a/modules/m4.c +++ b/modules/m4.c @@ -275,12 +275,13 @@ dump_symbol_CB (m4_symbol_table *ignored M4_GNUC_UNUSED, const char *name, if (symbol_data->size == 0) { + char *base; size_t offset = obstack_object_size (symbol_data->obs); obstack_blank (symbol_data->obs, sizeof *symbol_data->base); symbol_data->size = (obstack_room (symbol_data->obs) / sizeof *symbol_data->base); - symbol_data->base = (m4_string *) (obstack_base (symbol_data->obs) - + offset); + base = (char *) obstack_base (symbol_data->obs) + offset; + symbol_data->base = (m4_string *) base; } else { |