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| author | Jan Hubicka <hubicka@ucw.cz> | 2015-03-19 18:37:15 +0100 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2015-03-19 17:37:15 +0000 |
| commit | 257291fc895a29a88d3d68719e580edcddd9a280 (patch) | |
| tree | 4131d253704587c3f03d9fdd02c026b7655a4cae /gcc/ipa-icf.c | |
| parent | e68287df88d7afcf7f25049f45de9ae614912157 (diff) | |
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re PR lto/65380 ([ICF] LTO: ICE in add_symbol_to_partition_1, at lto/lto-partition.c:158)
Fix PR ipa/65380.
PR ipa/65380
* ipa-icf.c (sem_function::merge): Do not merge DECL_EXTERNAL symbols.
(sem_variable::merge): Likewise.
From-SVN: r221519
Diffstat (limited to 'gcc/ipa-icf.c')
| -rw-r--r-- | gcc/ipa-icf.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc/ipa-icf.c b/gcc/ipa-icf.c index f68d23c..360cf17 100644 --- a/gcc/ipa-icf.c +++ b/gcc/ipa-icf.c @@ -814,6 +814,13 @@ sem_function::merge (sem_item *alias_item) bool original_address_matters = original->address_matters_p (); bool alias_address_matters = alias->address_matters_p (); + if (DECL_EXTERNAL (alias->decl)) + { + if (dump_file) + fprintf (dump_file, "Not unifying; alias is external.\n\n"); + return false; + } + if (DECL_NO_INLINE_WARNING_P (original->decl) != DECL_NO_INLINE_WARNING_P (alias->decl)) { @@ -1776,6 +1783,13 @@ sem_variable::merge (sem_item *alias_item) return false; } + if (DECL_EXTERNAL (alias_item->decl)) + { + if (dump_file) + fprintf (dump_file, "Not unifying; alias is external.\n\n"); + return false; + } + sem_variable *alias_var = static_cast<sem_variable *> (alias_item); varpool_node *original = get_node (); |