[Bug c/77956] New: ice in insert_debug_temp_for_var_def with -g and -O2
dcb314 at hotmail dot com
gcc-bugzilla@gcc.gnu.org
Wed Oct 12 14:38:00 GMT 2016
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77956
Bug ID: 77956
Summary: ice in insert_debug_temp_for_var_def with -g and -O2
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 39796
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39796&action=edit
gzipped C source code
The attached code, when compiled by gcc trunk dated 20161012, with
compiler flags -g -O2, does this:
inout.c: In function ‘xfig_wiggly’:
inout.c:3987:1: internal compiler error: Segmentation fault
0xaeecd7 crash_signal
../../trunk/gcc/toplev.c:337
0xc9d7fc insert_debug_temp_for_var_def(gimple_stmt_iterator*, tree_node*)
../../trunk/gcc/tree-ssa.c:316
0xc9e397 insert_debug_temps_for_defs(gimple_stmt_iterator*)
../../trunk/gcc/tree-ssa.c:504
0x87f44f gsi_remove(gimple_stmt_iterator*, bool)
../../trunk/gcc/gimple-iterator.c:567
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