https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90037
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |diagnostic
URL| |https://bugzilla.redhat.com
| |/show_bug.cgi?id=1698478
Known to work| |8.3.0
Blocks| |86172
Known to fail| |9.0
--- Comment #1 from Martin Sebor <msebor at gcc dot gnu.org> ---
Bisection points to r269302:
r269302 | rguenth | 2019-03-01 04:21:30 -0500 (Fri, 01 Mar 2019) | 16 lines
2019-03-01 Richard Biener <rguent...@suse.de>
PR middle-end/89497
* tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
argument, defaulted to zero.
* passes.c (execute_function_todo): Pass down SSA update flags
to cleanup_tree_cfg.
* tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
(cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
form if requested.
(cleanup_tree_cfg): Get and pass down SSA update flags.
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86172
[Bug 86172] [meta-bug] issues with -Wnull-dereference
