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[PUSHED] value.c (value_contents_bits_eq): Initialize l,h for gcc, -Wall. (was: Re: [PATCH v2] Handle partially optimized out values similarly to unavailable values)


On 08/20/2014 10:46 AM, Pedro Alves wrote:
> On 08/20/2014 01:54 AM, Andrew Pinski wrote:
>> On Tue, Aug 19, 2014 at 4:36 PM, Pedro Alves <palves@redhat.com> wrote:
> 
> 
>>> Great, I pushed this in then.
>>
>> This caused a build error for me:
>>
>> cc1: warnings being treated as errors
>> ../../gdb/value.c: In function âvalue_contents_eqâ:
>> ../../gdb/value.c:830: error: âlâ may be used uninitialized in this function
>> ../../gdb/value.c:830: note: âlâ was declared here
>> ../../gdb/value.c:830: error: âhâ may be used uninitialized in this function
>> ../../gdb/value.c:830: note: âhâ was declared here
>> make[2]: *** [value.o] Error 1
>>
>> Thanks,
>> Andrew Pinski
> 
> Thanks Andrew.  I'm looking.
> 

I can't trigger that, but should be fixed now.

Thanks.

------------
value.c (value_contents_bits_eq): Initialize l,h for gcc -Wall.

	gdb/
	* value.c (value_contents_bits_eq): Initialize l,h for gcc -Wall.
---
 gdb/ChangeLog | 4 ++++
 gdb/value.c   | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 55cc92c..c0b4f82 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2014-08-20  Pedro Alves  <palves@redhat.com>
+
+	* value.c (value_contents_bits_eq): Initialize l,h for gcc -Wall.
+
 2014-08-20  Yao Qi  <yao@codesourcery.com>
 
 	* amd64-tdep.c (amd64_classify): Add a blank line after the
diff --git a/gdb/value.c b/gdb/value.c
index b74f23a..09ee1ca 100644
--- a/gdb/value.c
+++ b/gdb/value.c
@@ -827,7 +827,7 @@ value_contents_bits_eq (const struct value *val1, int offset1,
 
   while (length > 0)
     {
-      ULONGEST l, h;
+      ULONGEST l = 0, h = 0; /* init for gcc -Wall */
       int i;
 
       for (i = 0; i < 2; i++)
-- 
1.9.3



-- 
Thanks,
Pedro Alves


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