From: Andreas Schwab <schwab@suse.de>
To: Marek Polacek <polacek@redhat.com>
Cc: Richard Biener <richard.guenther@gmail.com>,
Jeff Law <law@redhat.com>,
GCC Patches <gcc-patches@gcc.gnu.org>
Subject: Re: [PATCH] Fix middle-end/67133, part 1
Date: Thu, 20 Aug 2015 09:05:00 -0000 [thread overview]
Message-ID: <mvm37zebaee.fsf@hawking.suse.de> (raw)
In-Reply-To: <20150818194918.GB2729@redhat.com> (Marek Polacek's message of "Tue, 18 Aug 2015 21:49:18 +0200")
Marek Polacek <polacek@redhat.com> writes:
> PR middle-end/67133
> * gimple-ssa-isolate-paths.c
> (insert_trap_and_remove_trailing_statements): Rename to ...
> (insert_trap): ... this. Don't remove trailing statements; split
> block instead.
> (find_explicit_erroneous_behaviour): Don't remove all outgoing edges.
This breaks go on aarch64:
../../../libgo/go/encoding/gob/decode.go: In function âgob.decIgnoreOpFor.pN20_encoding_gob.Decoderâ:
../../../libgo/go/encoding/gob/decode.go:843:1: internal compiler error: in operator[], at vec.h:714
func (dec *Decoder) decIgnoreOpFor(wireId typeId) decOp {
^
0xac5c3b vec<edge_def*, va_gc, vl_embed>::operator[](unsigned int)
../../gcc/vec.h:714
0xac5c3b extract_true_false_edges_from_block(basic_block_def*, edge_def**, edge_def**)
../../gcc/tree-cfg.c:8456
0xace9bf gimple_verify_flow_info
../../gcc/tree-cfg.c:5260
0x6ea1ab verify_flow_info()
../../gcc/cfghooks.c:260
0xadeca3 cleanup_tree_cfg_noloop
../../gcc/tree-cfgcleanup.c:739
0xadeca3 cleanup_tree_cfg()
../../gcc/tree-cfgcleanup.c:788
0x9d21c3 execute_function_todo
../../gcc/passes.c:1900
0x9d2b07 execute_todo
../../gcc/passes.c:2005
Andreas.
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
next prev parent reply other threads:[~2015-08-20 9:02 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-14 11:51 Marek Polacek
2015-08-14 13:19 ` Richard Biener
2015-08-14 13:36 ` Marek Polacek
2015-08-14 14:54 ` Jeff Law
2015-08-14 15:33 ` Marek Polacek
2015-08-14 15:39 ` Jeff Law
2015-08-14 20:12 ` Marek Polacek
2015-08-14 20:36 ` Jeff Law
2015-08-14 21:48 ` Marek Polacek
2015-08-17 17:47 ` Jeff Law
2015-08-17 18:01 ` Marek Polacek
2015-08-18 8:47 ` Richard Biener
2015-08-18 20:09 ` Marek Polacek
2015-08-19 9:54 ` Richard Biener
2015-08-19 10:39 ` Marek Polacek
2015-08-19 14:25 ` Jeff Law
2015-08-20 9:05 ` Andreas Schwab [this message]
2015-08-20 10:50 ` Marek Polacek
2015-08-20 10:58 ` Andreas Schwab
2015-08-20 16:42 ` Jeff Law
2015-08-20 16:59 ` Marek Polacek
2015-08-20 16:59 ` Jeff Law
2015-08-20 17:02 ` Marek Polacek
2015-08-20 17:11 ` Jeff Law
2015-08-23 10:54 ` Jan-Benedict Glaw
2015-08-24 15:55 ` Jeff Law
2015-08-24 16:15 ` Marek Polacek
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