[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-02-06 Thread hjl at gcc dot gnu dot org
--- Comment #9 from hjl at gcc dot gnu dot org 2010-02-07 04:44 --- Subject: Bug 42703 Author: hjl Date: Sun Feb 7 04:41:22 2010 New Revision: 156562 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=156562 Log: Backport testcases from mainline to 4.4. 2010-02-06 H.J. Lu

[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-01-13 Thread jamborm at gcc dot gnu dot org
--- Comment #8 from jamborm at gcc dot gnu dot org 2010-01-13 15:38 --- Fixed. -- jamborm at gcc dot gnu dot org changed: What|Removed |Added Status|ASSIGNED

[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-01-13 Thread jamborm at gcc dot gnu dot org
--- Comment #7 from jamborm at gcc dot gnu dot org 2010-01-13 15:37 --- Subject: Bug 42703 Author: jamborm Date: Wed Jan 13 15:37:37 2010 New Revision: 155863 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=155863 Log: 2010-01-13 Martin Jambor PR tree-optimization/427

[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-01-13 Thread jamborm at gcc dot gnu dot org
--- Comment #6 from jamborm at gcc dot gnu dot org 2010-01-13 11:07 --- Patch posted to the mailing list: http://gcc.gnu.org/ml/gcc-patches/2010-01/msg00562.html -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42703 --- You are receiving this mail because: --- You are on the

[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-01-12 Thread jamborm at gcc dot gnu dot org
--- Comment #5 from jamborm at gcc dot gnu dot org 2010-01-12 21:05 --- I would say that the dd.c[4] access into an array that is four chars long has undefined behavior. It is also the reason why build_ref_for_offset cannot find a suitable array element for it, because there is none. B

[Bug tree-optimization/42703] [4.5 Regression] ICE in generate_subtree_copies with out of bounds array access

2010-01-12 Thread pinskia at gcc dot gnu dot org
--- Comment #4 from pinskia at gcc dot gnu dot org 2010-01-12 20:48 --- This code is undefined because out of bounds access of the array. Also note the use of the union is not needed here really as char is a character type which means it can be used to access the ScmUInt64 without any a