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| author | Jan Hubicka <hubicka@ucw.cz> | 2014-12-11 22:48:48 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2014-12-11 21:48:48 +0000 |
| commit | 17e0fc9202d9edf96a8c70e54f9a105f8d477016 (patch) | |
| tree | 5fd382a134825548701642cd06befc46ffb8a9b4 /gcc/ipa-comdats.c | |
| parent | d4b7742db2e94140e2556fbd44fc819ef5c912e1 (diff) | |
| download | gcc-17e0fc9202d9edf96a8c70e54f9a105f8d477016.tar.gz | |
re PR ipa/61324 (ICE: SIGSEGV at ipa-comdats.c:321 with -fno-use-cxa-atexit -fkeep-inline-functions)
PR ipa/61324
* testsuite/g++.dg/pr61324.C: New testcase by Trevor Saunders.
* testsuite/g++.dg/tm/pr51411-2.C: Update se the extern function is
not eliminated early.
* testsuite/gcc.target/i386/pr57756.c: Turn extern inline into static
inline.
* passes.c (execute_todo): Update call of remove_unreachable_nodes.
* ipa-chkp.c (chkp_produce_thunks): Use TODO_remove_functions.
* cgraphunit.c (symbol_table::process_new_functions): Add
IPA_SSA_AFTER_INLINING.
(ipa_passes): Update call of remove_unreachable_nodes.
(symbol_table::compile): Remove call of remove_unreachable_nodes.
* ipa-inline.c (inline_small_functions): Do not ICE with
-flto-partition=none
(ipa_inline): Update symtab->state; fix formatting
update call of remove_unreachable_nodes.
* cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
* cgraph.h (enum symtab_state): Add IPA_SSA_AFTER_INLINING.
(remove_unreachable_nodes): Update.
* ipa.c (process_references): Keep external references only
when optimizing.
(walk_polymorphic_call_targets): Keep possible polymorphic call
target only when devirtualizing.
(symbol_table::remove_unreachable_nodes): Remove BEFORE_INLINING_P
parameter.
(ipa_single_use): Update comment.
* ipa-pure-const.c (cdtor_p): New function.
(propagate_pure_const): Track if some cdtor was turned pure/const.
(execute): Return TODO_remove_functions if needed.
* ipa-comdats.c (ipa_comdats): Update comment.
* lto.c (read_cgraph_and_symbols): Update call of
remove_unreachable_nodes.
(do_whole_program_analysis): Remove call of
symtab->remove_unreachable_nodes
From-SVN: r218640
Diffstat (limited to 'gcc/ipa-comdats.c')
| -rw-r--r-- | gcc/ipa-comdats.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ipa-comdats.c b/gcc/ipa-comdats.c index af2aef8efad..306f55f8f86 100644 --- a/gcc/ipa-comdats.c +++ b/gcc/ipa-comdats.c @@ -327,7 +327,14 @@ ipa_comdats (void) && !symbol->alias && symbol->real_symbol_p ()) { - tree group = *map.get (symbol); + tree *val = map.get (symbol); + + /* A NULL here means that SYMBOL is unreachable in the definition + of ipa-comdats. Either ipa-comdats is wrong about this or someone + forgot to cleanup and remove unreachable functions earlier. */ + gcc_assert (val); + + tree group = *val; if (group == error_mark_node) continue; |