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Sync libiberty sources with GCC mainline.

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  2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR PR c++/70182
	* cp-demangle.c (d_unqualified_name): Handle "on" for
	operator names.
	* testsuite/demangle-expected: Add tests.

 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/77489
	* cp-demangle.c (d_discriminator): Handle discriminator >= 10.
	* testsuite/demangle-expected: Add tests for discriminator.

 2016-12-13  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78761
	* cp-demangle.c (cplus_demangle_type): Demangle Dc as decltype(auto).
	* testsuite/demangle-expected: Add test for decltype(auto).
This commit is contained in:
Nick Clifton
2017-03-01 15:09:29 +00:00
parent 01cca2f95e
commit 134e805d3e
3 changed files with 87 additions and 24 deletions
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24
libiberty/cp-demangle.c
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@@ -1594,6 +1594,8 @@ d_unqualified_name (struct d_info *di)
ret = d_source_name (di);
else if (IS_LOWER (peek))
{
if (peek == 'o' && d_peek_next_char (di) == 'n')
d_advance (di, 2);
ret = d_operator_name (di);
if (ret != NULL && ret->type == DEMANGLE_COMPONENT_OPERATOR)
{
@@ -3609,7 +3611,11 @@ d_local_name (struct d_info *di)
}
}
/* <discriminator> ::= _ <(non-negative) number>
/* <discriminator> ::= _ <number> # when number < 10
::= __ <number> _ # when number >= 10
<discriminator> ::= _ <number> # when number >=10
is also accepted to support gcc versions that wrongly mangled that way.
We demangle the discriminator, but we don't print it out. FIXME:
We should print it out in verbose mode. */
@@ -3617,14 +3623,28 @@ d_local_name (struct d_info *di)
static int
d_discriminator (struct d_info *di)
{
int discrim;
int discrim, num_underscores = 1;
if (d_peek_char (di) != '_')
return 1;
d_advance (di, 1);
if (d_peek_char (di) == '_')
{
++num_underscores;
d_advance (di, 1);
}
discrim = d_number (di);
if (discrim < 0)
return 0;
if (num_underscores > 1 && discrim >= 10)
{
if (d_peek_char (di) == '_')
d_advance (di, 1);
else
return 0;
}
return 1;
}