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compiler: increase buffer size to avoid -Wformat-length warning

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GCC will soon get a new -Wformat-length option as described in
    https://gcc.gnu.org/PR49905.  This change makes a buffer larger to avoid
    a warning.
    
    Reviewed-on: https://go-review.googlesource.com/28915

Also revert ChangeLog entry in gcc/go/ChangeLog--changes to
gcc/go/gofrontend do not get ChangeLog entries.

From-SVN: r240054
This commit is contained in:
Ian Lance Taylor 2016-09-09 19:39:36 +00:00
parent 34144b6ec0
commit 922cbb7c7b
3 changed files with 2 additions and 9 deletions
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6
gcc/go/ChangeLog
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@ -4,12 +4,6 @@
* Make-lang.in (GO_OBJS): Add go/go-sha1.o.
(CFLAGS-go/go-sha1.o): New variable.
2016-09-01 Martin Sebor <msebor@redhat.com>
* gofrontend/expressions.cc: Increase buffer size to guarantee
it fits the output of the formatted function regardless of its
arguments.
2016-08-29 Ian Lance Taylor <iant@google.com>
* lang.opt (fgo-c-header, fgo-compiling-runtime): New options.

2
gcc/go/gofrontend/MERGE
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@ -1,4 +1,4 @@
2022ddc85f812b6990b72c7e95b8207e07ac8984
c2bd848dce774e8009ae1d8ee5d91ddc601ce37f
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.

3
gcc/go/gofrontend/expressions.cc
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@ -9050,8 +9050,7 @@ Call_expression::do_flatten(Gogo* gogo, Named_object*,
Location loc = this->location();
int i = 0;
/* Buffer large enough for INT_MAX plus the prefix. */
char buf[14];
char buf[20];
for (Typed_identifier_list::const_iterator p = results->begin();
p != results->end();
++p, ++i)