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re PR c++/45983 (ICE: tree code 'template_parm_index' is not supported in gimple streams with -lto)

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PR c++/45983
	* tree.c (cp_build_qualified_type_real): Don't reuse a variant
	with a different typedef variant of the element type.

From-SVN: r165521
This commit is contained in:
Jason Merrill 2010-10-15 17:15:13 -04:00 committed by Jason Merrill
parent ba49275257
commit ef7659966d
4 changed files with 31 additions and 1 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2010-10-15 Jason Merrill <jason@redhat.com>
PR c++/45983
* tree.c (cp_build_qualified_type_real): Don't reuse a variant
with a different typedef variant of the element type.
2010-10-14 Iain Sandoe <iains@gcc.gnu.org>
merge from FSF apple 'trunk' branch.

2
gcc/cp/tree.c
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@ -810,7 +810,7 @@ cp_build_qualified_type_real (tree type,
/* See if we already have an identically qualified type. Tests
should be equivalent to those in check_qualified_type. */
for (t = TYPE_MAIN_VARIANT (type); t; t = TYPE_NEXT_VARIANT (t))
if (cp_type_quals (t) == type_quals
if (TREE_TYPE (t) == element_type
&& TYPE_NAME (t) == TYPE_NAME (type)
&& TYPE_CONTEXT (t) == TYPE_CONTEXT (type)
&& attribute_list_equal (TYPE_ATTRIBUTES (t),

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2010-10-15 Jason Merrill <jason@redhat.com>
* g++.dg/lto/pr45983_0.C: New.
2010-10-14 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/ppc-fma-1.c: New tests for powerpc FMA

20
gcc/testsuite/g++.dg/lto/pr45983_0.C Normal file
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@ -0,0 +1,20 @@
// PR c++/45983
template <int N>
class T1 {
int m[N];
typedef float scalar_type_t;
typedef scalar_type_t scalar_array_t[1];
const scalar_array_t &decay(void) const;
};
class T2 {
public:
float vals[1];
float get_value(void) const { return vals[0]; }
};
T2 channel_params;
float output_audio(void) {
return channel_params.get_value();
}
int main(){}