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re PR ipa/65465 (Internal compiler error: in build2_stIat)

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Fix for PR ipa/65465.

	PR ipa/65465
	* cgraphunit.c (cgraph_node::create_wrapper): Correctly reset
	all fields of cgraph_thunk_info.
	* g++.dg/ipa/pr65465.C: New test.

From-SVN: r221518
This commit is contained in:
Martin Liska 2015-03-19 17:35:52 +00:00
parent 5cdd35db59
commit e68287df88
4 changed files with 22 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2015-03-19 Martin Liska <mliska@suse.cz>
PR ipa/65465
* cgraphunit.c (cgraph_node::create_wrapper): Correctly reset
all fields of cgraph_thunk_info.
2015-03-19 Ilya Enkovich <ilya.enkovich@intel.com>
* ipa-chkp.c (chkp_maybe_create_clone): Don't try to

3
gcc/cgraphunit.c
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@ -2484,8 +2484,9 @@ cgraph_node::create_wrapper (cgraph_node *target)
/* Turn alias into thunk and expand it into GIMPLE representation. */
definition = true;
memset (&thunk, 0, sizeof (cgraph_thunk_info));
thunk.thunk_p = true;
thunk.this_adjusting = false;
create_edge (target, NULL, count, CGRAPH_FREQ_BASE);
tree arguments = DECL_ARGUMENTS (decl);

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2015-03-19 Jakub Jelinek <jakub@redhat.com>
* g++.dg/ipa/pr65465.C: New test.
2015-03-19 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/52659

10
gcc/testsuite/g++.dg/ipa/pr65465.C Normal file
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@ -0,0 +1,10 @@
/* { dg-do compile } */
/* { dg-options "-O2" } */
struct A {};
struct B { virtual A foo () const; };
struct C { A foo () const; };
struct D : virtual B { A foo () const {} };
struct F : D { virtual int bar () const; };
int F::bar () const { return 0; }
A C::foo () const { return A (); }