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[bootstrap-O3] add a default initializer to avoid a warning at -O3

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Building with the bootstrap-O3 configuration option fails to compile
input.c due to an AFAICT false-positive warning about an uninitialized
use of a variable.

This patch adds a default initializer to silence it.

for  gcc/ChangeLog

	* input.c (assert_char_at_range): Default-initialize
	actual_range.

From-SVN: r244091
This commit is contained in:
Alexandre Oliva 2017-01-05 01:46:52 +00:00 • committed by Alexandre Oliva
parent 460bdc0ad8
commit a954833dfb
2 changed files with 6 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* input.c (assert_char_at_range): Default-initialize
actual_range.
2017-01-04 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_create_structure): Make regno unsigned,

2
gcc/input.c
View file

@ -2173,7 +2173,7 @@ assert_char_at_range (const location &loc,
cpp_reader *pfile = test.m_parser;
string_concat_db *concats = &test.m_concats;
source_range actual_range;
source_range actual_range = source_range();
const char *err
= get_source_range_for_char (pfile, concats, strloc, type, idx,
&actual_range);