[Bug tree-optimization/45449] -fcompare-debug failure with -O2 -fno-tree-pre -fno-tree-pta

2010-08-30 Thread rguenth at gcc dot gnu dot org
--- Comment #5 from rguenth at gcc dot gnu dot org 2010-08-30 11:37 --- Fixed. -- rguenth at gcc dot gnu dot org changed: What|Removed |Added Status|ASSIGNED

[Bug tree-optimization/45449] -fcompare-debug failure with -O2 -fno-tree-pre -fno-tree-pta

2010-08-30 Thread rguenth at gcc dot gnu dot org
--- Comment #4 from rguenth at gcc dot gnu dot org 2010-08-30 11:13 --- Subject: Bug 45449 Author: rguenth Date: Mon Aug 30 11:13:05 2010 New Revision: 163638 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163638 Log: 2010-08-30 Richard Guenther PR tree-optimization/

[Bug tree-optimization/45449] -fcompare-debug failure with -O2 -fno-tree-pre -fno-tree-pta

2010-08-30 Thread rguenth at gcc dot gnu dot org
--- Comment #3 from rguenth at gcc dot gnu dot org 2010-08-30 09:09 --- It's because we have dead variables in referenced vars and 455 /* Make sure the tail invocation of this function does not refer 456 to local variables. */ 457 FOR_EACH_REFERENCED_VAR (var, rvi)

[Bug tree-optimization/45449] -fcompare-debug failure with -O2 -fno-tree-pre -fno-tree-pta

2010-08-30 Thread rguenth at gcc dot gnu dot org
--- Comment #2 from rguenth at gcc dot gnu dot org 2010-08-30 08:56 --- Difference in tail-calling. Investigating... -- rguenth at gcc dot gnu dot org changed: What|Removed |Added ---

[Bug tree-optimization/45449] -fcompare-debug failure with -O2 -fno-tree-pre -fno-tree-pta

2010-08-30 Thread zsojka at seznam dot cz
--- Comment #1 from zsojka at seznam dot cz 2010-08-30 08:35 --- Created an attachment (id=21590) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21590&action=view) reduced testcase $ gcc -fcompare-debug -O2 -fno-tree-pre -fno-tree-pta pr45449.c gcc: error: pr45449.c: -fcompare-deb