diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/tree-ssa/pr17153.C | 17 | ||||
| -rw-r--r-- | gcc/tree-ssa-alias.c | 1 |
4 files changed, 27 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5981fed..8ac6692 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2004-09-18 Diego Novillo <dnovillo@redhat.com> + * tree-ssa-alias.c (setup_pointers_and_addressables): Don't + remove TREE_ADDRESSABLE from RESULT_DECL. + +2004-09-18 Diego Novillo <dnovillo@redhat.com> + * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs. 2004-09-18 Jan Hubicka <jh@suse.cz> diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index ddc44e6..4bb4604 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2004-09-18 Diego Novillo <dnovillo@redhat.com> + + * g++.dg/tree-ssa/pr17153.C: New test. + 2004-09-16 Geoffrey Keating <geoffk@apple.com> PR pch/13361 diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr17153.C b/gcc/testsuite/g++.dg/tree-ssa/pr17153.C new file mode 100644 index 0000000..91b4cfe --- /dev/null +++ b/gcc/testsuite/g++.dg/tree-ssa/pr17153.C @@ -0,0 +1,17 @@ +/* The alias analyzer was marking RETVAL non-addressable, but RETVAL + is a special variable that's available across different functions. */ +void foo(const char*); + +struct A {}; + +struct B : A +{ + B(){} + B bar() + { + foo(__PRETTY_FUNCTION__); + return B(); + }; +}; + +B b=B().bar(); diff --git a/gcc/tree-ssa-alias.c b/gcc/tree-ssa-alias.c index 34d9bb0..baf5ff2 100644 --- a/gcc/tree-ssa-alias.c +++ b/gcc/tree-ssa-alias.c @@ -1347,6 +1347,7 @@ setup_pointers_and_addressables (struct alias_info *ai) { if (!bitmap_bit_p (ai->addresses_needed, v_ann->uid) && v_ann->mem_tag_kind == NOT_A_TAG + && TREE_CODE (var) != RESULT_DECL && !is_global_var (var)) { /* The address of VAR is not needed, remove the |