[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-11-17 Thread msebor at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

Martin Sebor  changed:

   What|Removed |Added

 Status|ASSIGNED|RESOLVED
 Resolution|--- |FIXED

--- Comment #6 from Martin Sebor  ---
Fixed.

[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-11-17 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

--- Comment #5 from CVS Commits  ---
The master branch has been updated by Martin Sebor :

https://gcc.gnu.org/g:ea9e0d6c27405d256b4888e9e860e469037c911d

commit r12-5354-gea9e0d6c27405d256b4888e9e860e469037c911d
Author: Martin Sebor 
Date:   Wed Nov 17 15:09:23 2021 -0700

Avoid pathological function redeclarations when checking access sizes
[PR102759].

Resolves:
PR tree-optimization/102759 - ICE: Segmentation fault in
maybe_check_access_sizes since r12-2976-gb48d4e6818674898

gcc/ChangeLog:

PR tree-optimization/102759
* gimple-array-bounds.cc (build_printable_array_type): Move...
* gimple-ssa-warn-access.cc (build_printable_array_type): Avoid
pathological function redeclarations that remove a previously
declared prototype.
Improve formatting of function arguments in informational notes.
* pointer-query.cc (build_printable_array_type): ...to here.
* pointer-query.h (build_printable_array_type): Declared.

gcc/testsuite/ChangeLog:

PR tree-optimization/102759
* gcc.dg/Warray-parameter-10.c: New test.
* gcc.dg/Wstringop-overflow-82.c: New test.

[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-11-15 Thread msebor at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

Martin Sebor  changed:

   What|Removed |Added

   Keywords||patch

--- Comment #4 from Martin Sebor  ---
Patch: https://gcc.gnu.org/pipermail/gcc-patches/2021-November/584516.html

[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-11-05 Thread rguenth at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P1

[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-10-15 Thread msebor at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

Martin Sebor  changed:

   What|Removed |Added

   Keywords|diagnostic  |ice-on-valid-code
 Status|NEW |ASSIGNED
   Assignee|unassigned at gcc dot gnu.org  |msebor at gcc dot 
gnu.org

--- Comment #3 from Martin Sebor  ---
The code is certainly undefined but (appallingly), it's syntactically valid C.

The correspondingly hideous C++ version is also accepted without a diagnostic
but doesn't ICE:

void a4 () { void fa4 (int[]); }
void fa4 (...);
void call_fa4 (void) { fa4 (a4); }

[Bug tree-optimization/102759] [12 Regression] ICE: Segmentation fault in maybe_check_access_sizes since r12-2976-gb48d4e6818674898

2021-10-15 Thread marxin at gcc dot gnu.org via Gcc-bugs 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102759

Martin Liška  changed:

   What|Removed |Added

Summary|[12 Regression] ICE:|[12 Regression] ICE:
   |Segmentation fault in   |Segmentation fault in
   |maybe_check_access_sizes|maybe_check_access_sizes
   ||since
   ||r12-2976-gb48d4e6818674898

--- Comment #2 from Martin Liška  ---
Started with r12-2976-gb48d4e6818674898.