[Bug tree-optimization/108522] [12/13 Regression] ICE in tree-object-size when struct has VLA
cvs-commit at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Wed Jan 25 00:47:40 GMT 2023
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108522
--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Siddhesh Poyarekar
<siddhesh@gcc.gnu.org>:
https://gcc.gnu.org/g:b851ee9fdf0f3023635f0cb1f7c607b2d6801053
commit r13-5341-gb851ee9fdf0f3023635f0cb1f7c607b2d6801053
Author: Siddhesh Poyarekar <siddhesh@gotplt.org>
Date: Tue Jan 24 19:47:05 2023 -0500
tree-optimization/108522 Use COMPONENT_REF offset when available
Use the offset in TREE_OPERAND(component_ref, 2) when available instead
of DECL_FIELD_OFFSET when trying to compute offset for a COMPONENT_REF.
Co-authored-by: Jakub Jelinek <jakub@redhat.com>
gcc/ChangeLog:
PR tree-optimization/108522
* tree-object-size.cc (compute_object_offset): Use
TREE_OPERAND(ref, 2) for COMPONENT_REF when available.
gcc/testsuite/ChangeLog:
PR tree-optimization/108522
* gcc.dg/builtin-dynamic-object-size-0.c
(test_dynarray_struct_member): New test.
(main): Call it.
Signed-off-by: Siddhesh Poyarekar <siddhesh@gotplt.org>
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