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From: "Roland Hautz"@sources.redhat.com, roland@isabella.iivs.de To: gcc-gnats@gcc.gnu.org Subject: optimization/6049: Optimization and Synchronization Date: Sat, 23 Mar 2002 16:46:00 -0000 [thread overview] Message-ID: <200203240035.g2O0ZUj00860@isabella.iivs.de> (raw) >Number: 6049 >Category: optimization >Synopsis: Optimization and Synchronization >Confidential: no >Severity: serious >Priority: medium >Responsible: unassigned >State: open >Class: rejects-legal >Submitter-Id: net >Arrival-Date: Sat Mar 23 16:46:01 PST 2002 >Closed-Date: >Last-Modified: >Originator: >Release: 3.2 20020319 (experimental) >Organization: >Environment: System: Linux isabella 2.4.10-4GB #1 Tue Sep 25 12:33:54 GMT 2001 i586 unknown Architecture: i586 host: i586-pc-linux-gnu build: i586-pc-linux-gnu target: i586-pc-linux-gnu configured with: /home/roland/gcc/configure --enable-threads=posix --enable-languages=c,c++,java >Description: legal code rejected by optimization stage >How-To-Repeat: # gcj -c Test1.java # gcj -O -c Test1.java Test1.java: In class `Test1': Test1.java: In method `Test1.test()': Test1.java:10: Wrong amount of branch edges after unconditional jump 1 Test1.java:10: verify_flow_info failed class Test1 { Object table; void test() { Object tab = table; if (tab == null) { synchronized(this) { tab = table; } } } } >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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