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| author | Jan Hubicka <hubicka@ucw.cz> | 2014-02-20 07:40:07 +0100 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2014-02-20 06:40:07 +0000 |
| commit | bd936951453c1105710649955568375e67c69d30 (patch) | |
| tree | aa5cb062d365b7b66d1c27c29cac928aaa4f40a4 /gcc/ipa-inline.c | |
| parent | 3c898e1acb4f9c8d43c84d2138fa298de0205c46 (diff) | |
| download | gcc-bd936951453c1105710649955568375e67c69d30.zip gcc-bd936951453c1105710649955568375e67c69d30.tar.gz gcc-bd936951453c1105710649955568375e67c69d30.tar.bz2 | |
re PR middle-end/58555 (Floating point exception in want_inline_self_recursive_call_p)
PR ipa/58555
* ipa-inline-transform.c (clone_inlined_nodes): Add freq_scale parameter
specifying the scaling.
(inline_call): Update.
(want_inline_recursively): Guard division by zero.
(recursive_inlining): Update.
* ipa-inline.h (clone_inlined_nodes): Update.
* testsuite/g++.dg/torture/pr58555.C: New testcase.
From-SVN: r207934
Diffstat (limited to 'gcc/ipa-inline.c')
| -rw-r--r-- | gcc/ipa-inline.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/gcc/ipa-inline.c b/gcc/ipa-inline.c index d304133..f6f97f8 100644 --- a/gcc/ipa-inline.c +++ b/gcc/ipa-inline.c @@ -708,6 +708,12 @@ want_inline_self_recursive_call_p (struct cgraph_edge *edge, if (outer_node->global.inlined_to) caller_freq = outer_node->callers->frequency; + if (!caller_freq) + { + reason = "function is inlined and unlikely"; + want_inline = false; + } + if (!want_inline) ; /* Inlining of self recursive function into copy of itself within other function @@ -1385,7 +1391,7 @@ recursive_inlining (struct cgraph_edge *edge, false, vNULL, true, NULL); for (e = master_clone->callees; e; e = e->next_callee) if (!e->inline_failed) - clone_inlined_nodes (e, true, false, NULL); + clone_inlined_nodes (e, true, false, NULL, CGRAPH_FREQ_BASE); cgraph_redirect_edge_callee (curr, master_clone); reset_edge_growth_cache (curr); } |