optimization/5311: verify_flow_info: Duplicate edge

[Andreas Schwab]

>Number:         5311
>Category:       optimization
>Synopsis:       verify_flow_info: Duplicate edge
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Tue Jan 08 08:56:00 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     
>Release:        3.1 20020107 (experimental)
>Organization:
>Environment:
System: Linux gadolinium 2.4.7-SMP #1 SMP Fri Nov 23 12:13:10 GMT 2001 ia64 unknown
Architecture: ia64

	
host: ia64-suse-linux-gnu
build: ia64-suse-linux-gnu
target: ia64-suse-linux-gnu
configured with: ../configure --enable-threads=posix --enable-long-long --prefix=/usr --with-local-prefix=/usr/local --infodir=/usr/share/info --mandir=/usr/share/man --enable-languages=c,c++,f77,objc,java,ada --with-gxx-include-dir=/usr/include/g++ --with-slibdir=/lib --with-system-zlib --enable-shared ia64-suse-linux
>Description:
ICE in verify_flow_info.
>How-To-Repeat:
$ gcc -O -S btr0btr.i
btr0btr.i: In function `btr_page_get_sure_split_rec':
btr0btr.i:214: verify_flow_info: Duplicate edge 18->19
btr0btr.i:214: confused by earlier errors, bailing out
>Fix:
	
>Release-Note:
>Audit-Trail:
>Unformatted: