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* [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> @ 2015-09-14 10:11 ` mpolacek at gcc dot gnu.org 2015-09-14 11:40 ` rguenth at gcc dot gnu.org ` (4 subsequent siblings) 5 siblings, 0 replies; 6+ messages in thread From: mpolacek at gcc dot gnu.org @ 2015-09-14 10:11 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org Component|c |middle-end Target Milestone|--- |5.3 Summary|verify_flow_info failed |[5/6 Regression] | |verify_flow_info failed --- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> --- Started with r218317. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> 2015-09-14 10:11 ` [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed mpolacek at gcc dot gnu.org @ 2015-09-14 11:40 ` rguenth at gcc dot gnu.org 2015-09-15 8:36 ` rguenth at gcc dot gnu.org ` (3 subsequent siblings) 5 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-09-14 11:40 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Mine. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> 2015-09-14 10:11 ` [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed mpolacek at gcc dot gnu.org 2015-09-14 11:40 ` rguenth at gcc dot gnu.org @ 2015-09-15 8:36 ` rguenth at gcc dot gnu.org 2015-09-15 12:37 ` [Bug middle-end/67563] [5 " rguenth at gcc dot gnu.org ` (2 subsequent siblings) 5 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-09-15 8:36 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 --- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> --- Ok, so we are somewhat inconsistent in whether fold_stmt () performs EH transfer from old to new stmts (even on the 4.9 branch). What triggers here is that the new replace_call_with_value does it while update_call_from_tree does not (we're replacing with a NOP). Then the inliner does (through versioning): if (maybe_clean_or_replace_eh_stmt (old_stmt, new_stmt)) gimple_purge_dead_eh_edges ( BASIC_BLOCK_FOR_FN (cfun, first)); but we already transfered EH info so maybe_clean_or_replace_eh_stmt returns false. Other callers of fold_stmt like tree-ssa-forwprop.c or the SSA propagators expect the same (not transfered EH info). Testing whether never doing that from fold_stmt works out ... ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/67563] [5 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> ` (2 preceding siblings ...) 2015-09-15 8:36 ` rguenth at gcc dot gnu.org @ 2015-09-15 12:37 ` rguenth at gcc dot gnu.org 2015-09-15 12:37 ` rguenth at gcc dot gnu.org 2015-10-06 10:21 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-09-15 12:37 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to work| |6.0 Summary|[5/6 Regression] |[5 Regression] |verify_flow_info failed |verify_flow_info failed Known to fail|6.0 | --- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- Fixed on trunk sofar. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/67563] [5 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> ` (3 preceding siblings ...) 2015-09-15 12:37 ` [Bug middle-end/67563] [5 " rguenth at gcc dot gnu.org @ 2015-09-15 12:37 ` rguenth at gcc dot gnu.org 2015-10-06 10:21 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-09-15 12:37 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 --- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Tue Sep 15 12:37:19 2015 New Revision: 227788 URL: https://gcc.gnu.org/viewcvs?rev=227788&root=gcc&view=rev Log: 2015-09-15 Richard Biener <rguenther@suse.de> PR middle-end/67563 * gimple-fold.c (gimplify_and_update_call_from_tree): Do not transfer EH info from old to new stmt. (replace_call_with_value): Likewise. (replace_call_with_call_and_fold): Likewise. (gimple_fold_builtin_memory_op): Likewise. (gimple_fold_builtin_memset): Likewise. (gimple_fold_builtin_stpcpy): Likewise. (gimple_fold_call): Likewise. * gcc.dg/pr67563.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/pr67563.c Modified: trunk/gcc/ChangeLog trunk/gcc/gimple-fold.c trunk/gcc/testsuite/ChangeLog ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/67563] [5 Regression] verify_flow_info failed [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> ` (4 preceding siblings ...) 2015-09-15 12:37 ` rguenth at gcc dot gnu.org @ 2015-10-06 10:21 ` rguenth at gcc dot gnu.org 5 siblings, 0 replies; 6+ messages in thread From: rguenth at gcc dot gnu.org @ 2015-10-06 10:21 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67563 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Known to work| |5.3.0 Resolution|--- |FIXED --- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> --- Fixed. ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2015-10-06 10:21 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <bug-67563-4@http.gcc.gnu.org/bugzilla/> 2015-09-14 10:11 ` [Bug middle-end/67563] [5/6 Regression] verify_flow_info failed mpolacek at gcc dot gnu.org 2015-09-14 11:40 ` rguenth at gcc dot gnu.org 2015-09-15 8:36 ` rguenth at gcc dot gnu.org 2015-09-15 12:37 ` [Bug middle-end/67563] [5 " rguenth at gcc dot gnu.org 2015-09-15 12:37 ` rguenth at gcc dot gnu.org 2015-10-06 10:21 ` rguenth at gcc dot gnu.org
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