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[Bug rtl-optimization/48721] [4.6/4.7 Regression] ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks
- From: "pinskia at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 25 Aug 2011 00:52:24 +0000
- Subject: [Bug rtl-optimization/48721] [4.6/4.7 Regression] ICE: verify_flow_info failed: missing barrier after block 6 with -foptimize-sibling-calls -fsched2-use-superblocks
- Auto-submitted: auto-generated
- References: <bug-48721-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48721
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work|4.7.0 |
Summary|[4.6 Regression] ICE: |[4.6/4.7 Regression] ICE:
|verify_flow_info failed: |verify_flow_info failed:
|missing barrier after block |missing barrier after block
|6 with |6 with
|-foptimize-sibling-calls |-foptimize-sibling-calls
|-fsched2-use-superblocks |-fsched2-use-superblocks
Known to fail| |4.7.0
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> 2011-08-25 00:52:24 UTC ---
Fails for me with 4.7.0 20110823 (experimental) [trunk revision 178018]
(x86_64-unknown-linux-gnu).
gcc -O -foptimize-sibling-calls -fsched2-use-superblocks -fschedule-insns2
-mtune=core2 t.c
Note the tune at the end.