https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71901
Bug ID: 71901
Summary: ice in find_or_generate_expression
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
Target Milestone: ---
Created attachment 38916
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=38916&action=edit
C source code
The attached source code, when compiled with -O2 on
gcc trunk dated 20160716, does this:
sturm.c: In function ‘_ratpoints_compute_sturm’:
sturm.c:73:6: internal compiler error: Segmentation fault
0xc5e61f crash_signal
../../src/trunk/gcc/toplev.c:335
0xe0d1c9 find_or_generate_expression
../../src/trunk/gcc/tree-ssa-pre.c:2691
0xe0d8a9 create_component_ref_by_pieces_1
../../src/trunk/gcc/tree-ssa-pre.c:2579
0xe0d750 create_component_ref_by_pieces_1
../../src/trunk/gcc/tree-ssa-pre.c:2544
0xe0d750 create_component_ref_by_pieces_1
../../src/trunk/gcc/tree-ssa-pre.c:2544
