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| author | Jan Hubicka <hubicka@ucw.cz> | 2014-12-15 07:19:51 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2014-12-15 06:19:51 +0000 |
| commit | dea91a66ff51bb0f37db48baebc7e098947713e9 (patch) | |
| tree | 7d0f222bbf1aafe6ff3d8426db8aafe30396b616 /gcc/ipa-reference.c | |
| parent | f1ced6f5e7e78a6818c4820c4a5f103b74112f93 (diff) | |
| download | gcc-dea91a66ff51bb0f37db48baebc7e098947713e9.zip gcc-dea91a66ff51bb0f37db48baebc7e098947713e9.tar.gz gcc-dea91a66ff51bb0f37db48baebc7e098947713e9.tar.bz2 | |
re PR ipa/61602 (ICE in lto1 on x86_64-linux-gnu in ipa_single_use, at ipa.c:1257)
PR ipa/61602
* gcc.dg/torture/pr61602.c: New testcase.
* cgraph.h (ipa_discover_readonly_nonaddressable_vars): Return bool.
* ipa.c (set_writeonly_bit): Track if reference was removed.
(ipa_discover_readonly_nonaddressable_vars): Return true if any
references was removed.
* ipa-reference.c (propagate): Return TODO_remove_functions if
reference was removed.
From-SVN: r218731
Diffstat (limited to 'gcc/ipa-reference.c')
| -rw-r--r-- | gcc/ipa-reference.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/ipa-reference.c b/gcc/ipa-reference.c index b046f9e..714a0ee 100644 --- a/gcc/ipa-reference.c +++ b/gcc/ipa-reference.c @@ -676,11 +676,12 @@ propagate (void) XCNEWVEC (struct cgraph_node *, symtab->cgraph_count); int order_pos; int i; + bool remove_p; if (dump_file) cgraph_node::dump_cgraph (dump_file); - ipa_discover_readonly_nonaddressable_vars (); + remove_p = ipa_discover_readonly_nonaddressable_vars (); generate_summary (); /* Propagate the local information through the call graph to produce @@ -867,7 +868,7 @@ propagate (void) if (dump_file) splay_tree_delete (reference_vars_to_consider); reference_vars_to_consider = NULL; - return 0; + return remove_p ? TODO_remove_functions : 0; } /* Return true if we need to write summary of NODE. */ |