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re PR debug/51650 (LTO ICE in dwarf2out_finish, at dwarf2out.c:22501 while building libxul)

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2011-12-22  Richard Guenther  <rguenther@suse.de>

	PR lto/51650
	* lto.c (uniquify_nodes): Register TYPE_DECLs with the
	debuginfo machinery.

	* g++.dg/lto/pr51650-1_0.C: New testcase.
	* g++.dg/lto/pr51650-2_0.C: Likewise.

From-SVN: r182625
This commit is contained in:
Richard Guenther 2011-12-22 15:28:24 +00:00 committed by Richard Biener
parent ae2b9cb662
commit d002ee3980
5 changed files with 43 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2011-12-22 Richard Guenther <rguenther@suse.de>
PR lto/51650
* lto.c (uniquify_nodes): Register TYPE_DECLs with the
debuginfo machinery.
2011-12-22 Bernd Schmidt <bernds@codesourcery.com>
* tree-pass.h (pass_reload): Declare.

3
gcc/lto/lto.c
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@ -881,6 +881,9 @@ uniquify_nodes (struct data_in *data_in, unsigned from)
lto_register_var_decl_in_symtab (data_in, t);
else if (TREE_CODE (t) == FUNCTION_DECL && !DECL_BUILT_IN (t))
lto_register_function_decl_in_symtab (data_in, t);
else if (!flag_wpa
&& TREE_CODE (t) == TYPE_DECL)
debug_hooks->type_decl (t, !DECL_FILE_SCOPE_P (t));
else if (TYPE_P (t) && !TYPE_CANONICAL (t))
TYPE_CANONICAL (t) = gimple_register_canonical_type (t);
}

6
gcc/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2011-12-22 Richard Guenther <rguenther@suse.de>
PR lto/51650
* g++.dg/lto/pr51650-1_0.C: New testcase.
* g++.dg/lto/pr51650-2_0.C: Likewise.
2011-12-21 Richard Earnshaw <rearnsha@arm.com>
PR target/51643

19
gcc/testsuite/g++.dg/lto/pr51650-1_0.C Normal file
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@ -0,0 +1,19 @@
// { dg-lto-do link }
// { dg-lto-options { { -flto -g } } }
struct T;
struct C
{
typedef ::T T;
static T *m ()
{
static T *d;
return d;
}
};
int
fn ()
{
C::m ();
}
int main() {}

9
gcc/testsuite/g++.dg/lto/pr51650-2_0.C Normal file
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@ -0,0 +1,9 @@
// { dg-lto-do link }
// { dg-lto-options { { -flto -g } } }
typedef struct { } X;
int main ()
{
typedef X **P;
P g = 0;
}