diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2015-03-23 16:17:20 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2015-03-23 16:17:20 +0100 |
| commit | f45be077ec1a40e5b3046cd19bd32e8e1ebaca73 (patch) | |
| tree | 5a975d97b8f4c086f6425cf82d52fc644d9a3390 /gcc | |
| parent | d5f035ea524e527bda3db2b9eec46a2c1d3fc404 (diff) | |
| download | gcc-f45be077ec1a40e5b3046cd19bd32e8e1ebaca73.zip gcc-f45be077ec1a40e5b3046cd19bd32e8e1ebaca73.tar.gz gcc-f45be077ec1a40e5b3046cd19bd32e8e1ebaca73.tar.bz2 | |
re PR ipa/65521 (nondeterministic -fcompare-debug failures)
PR ipa/65521
* ipa-icf.c (sem_item::update_hash_by_addr_refs): Hash
ultimate_alias_target ()->order ints instead of
ultimate_alias_target () pointers.
* gcc.dg/pr65521.c: New test.
From-SVN: r221596
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/ipa-icf.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr65521.c | 39 |
4 files changed, 53 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 724d13f..d660363 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2014-03-23 Jakub Jelinek <jakub@redhat.com> + + PR ipa/65521 + * ipa-icf.c (sem_item::update_hash_by_addr_refs): Hash + ultimate_alias_target ()->order ints instead of + ultimate_alias_target () pointers. + 2015-03-23 Richard Biener <rguenther@suse.de> PR tree-optimization/65518 diff --git a/gcc/ipa-icf.c b/gcc/ipa-icf.c index bdfbd3b..48a7d3d 100644 --- a/gcc/ipa-icf.c +++ b/gcc/ipa-icf.c @@ -575,7 +575,7 @@ sem_item::update_hash_by_addr_refs (hash_map <symtab_node *, { ref = node->iterate_reference (i, ref); if (ref->address_matters_p () || !m_symtab_node_map.get (ref->referred)) - hstate.add_ptr (ref->referred->ultimate_alias_target ()); + hstate.add_int (ref->referred->ultimate_alias_target ()->order); } if (is_a <cgraph_node *> (node)) @@ -585,7 +585,7 @@ sem_item::update_hash_by_addr_refs (hash_map <symtab_node *, { sem_item **result = m_symtab_node_map.get (e->callee); if (!result) - hstate.add_ptr (e->callee->ultimate_alias_target ()); + hstate.add_int (e->callee->ultimate_alias_target ()->order); } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index e6e63d1..d3958f6 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-03-23 Jakub Jelinek <jakub@redhat.com> + + PR ipa/65521 + * gcc.dg/pr65521.c: New test. + 2015-03-23 Richard Biener <rguenther@suse.de> PR tree-optimization/65518 diff --git a/gcc/testsuite/gcc.dg/pr65521.c b/gcc/testsuite/gcc.dg/pr65521.c new file mode 100644 index 0000000..97879e2 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr65521.c @@ -0,0 +1,39 @@ +/* PR ipa/65521 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fcompare-debug" } */ + +struct S { int s; }; +int f6 (void *, unsigned long); +int f7 (int, int *, unsigned long); +int f8 (void); +int f9 (void (*) (void)); + +int +f1 (void *p) +{ + return f6 (p, 256UL); +} + +int +f2 (void *p) +{ + return f6 (p, 256UL); +} + +int +f3 (struct S *x) +{ + return f7 (f8 (), &x->s, 16UL); +} + +int +f4 (struct S *x) +{ + return f7 (f8 (), &x->s, 16UL); +} + +void +f5 (void) +{ + f9 (f5); +} |