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| author | Jan Hubicka <jh@suse.cz> | 2011-09-16 16:40:06 +0200 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2011-09-16 14:40:06 +0000 |
| commit | 5548ca3540bccbc908a45942896d635ea5f1c23f (patch) | |
| tree | dc560379a51d19b0978ff07480f41317ecd72bb1 | |
| parent | 8549d9e16c2b3a127de7b61b6dfb76c67edd612e (diff) | |
| download | gcc-5548ca3540bccbc908a45942896d635ea5f1c23f.zip gcc-5548ca3540bccbc908a45942896d635ea5f1c23f.tar.gz gcc-5548ca3540bccbc908a45942896d635ea5f1c23f.tar.bz2 | |
re PR lto/50430 (Constructors of static external vars are throwed away leading to missed optimizations (and ipa-cp ICE).)
PR lto/50430
* gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on
error_mark_node in the DECL_INITIAL of vtable.
From-SVN: r178908
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/gimple-fold.c | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f2b39a5..469aeb3 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-09-15 Jan Hubicka <jh@suse.cz> + + PR lto/50430 + * gimple-fold.c (gimple_get_virt_method_for_binfo): Do not ICE on + error_mark_node in the DECL_INITIAL of vtable. + 2011-09-15 Diego Novillo <dnovillo@google.com> * Makefile.in (SYSROOT_CFLAGS_FOR_TARGET): Define from diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index d8da030..b481c4a 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -3048,7 +3048,8 @@ gimple_get_virt_method_for_binfo (HOST_WIDE_INT token, tree known_binfo) if (TREE_CODE (v) != VAR_DECL || !DECL_VIRTUAL_P (v) - || !DECL_INITIAL (v)) + || !DECL_INITIAL (v) + || DECL_INITIAL (v) == error_mark_node) return NULL_TREE; gcc_checking_assert (TREE_CODE (TREE_TYPE (v)) == ARRAY_TYPE); size = tree_low_cst (TYPE_SIZE (TREE_TYPE (TREE_TYPE (v))), 1); |