https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126901
Bug ID: 126901
Summary: [17 Regression] internal compiler error: Segmentation
fault
Product: gcc
Version: 17.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
Target Milestone: ---
Created attachment 65346
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=65346&action=edit
A testcase
[hjl@gnu-zen4-1 gcc]$ ./xgcc -B./ -S -O2 -march=x86-64 ~/bugs/gcc/cvise-1/bad.c
during GIMPLE pass: thread
/export/home/hjl/bugs/gcc/cvise-1/bad.c: In function ‘collate_output___o_2’:
/export/home/hjl/bugs/gcc/cvise-1/bad.c:20:1: internal compiler error:
Segmentation fault
20 | collate_output___o_2 (void)
| ^~~~~~~~~~~~~~~~~~~~
0x4a1766e internal_error(char const*, ...)
/export/gnu/import/git/sources/gcc/gcc/diagnostic-global-context.cc:787
0x286c91d crash_signal
/export/gnu/import/git/sources/gcc/gcc/toplev.cc:325
0x2ae57ef path_range_query::ssa_range_in_phi(vrange&, gphi*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:262
0x2ae5b0a path_range_query::range_defined_in_block(vrange&, tree_node*,
basic_block_def*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:303
0x2ae529c path_range_query::internal_range_of_expr(vrange&, tree_node*,
gimple*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:160
0x2ae53f7 path_range_query::range_of_expr(vrange&, tree_node*, gimple*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:180
0x233e2e9 fur_stmt::get_operand(vrange&, tree_node*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-fold.cc:145
0x23408c1 fold_using_range::range_of_range_op(vrange&,
gimple_range_op_handler&, fur_source&)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-fold.cc:817
0x233fec1 fold_using_range::fold_stmt(vrange&, gimple*, fur_source&,
tree_node*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-fold.cc:706
0x233e8b6 fold_range(vrange&, gimple*, range_query*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-fold.cc:321
0x2ae7241 path_range_query::range_of_stmt(vrange&, gimple*, tree_node*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:685
0x2ae5b58 path_range_query::range_defined_in_block(vrange&, tree_node*,
basic_block_def*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:309
0x2ae529c path_range_query::internal_range_of_expr(vrange&, tree_node*,
gimple*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:160
0x2ae53f7 path_range_query::range_of_expr(vrange&, tree_node*, gimple*)
/export/gnu/import/git/sources/gcc/gcc/gimple-range-path.cc:180
0x4827bf1 gimple_match_range_of_expr
/export/gnu/import/git/sources/gcc/gcc/gimple-match-head.cc:532
0x487fc5a gimple_simplify_PLUS_EXPR(gimple_match_op*, gimple**, tree_node*
(*)(tree_node*), code_helper, tree_node*, tree_node*, tree_node*)
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/gimple-match-1.cc:19695
0x3591f4a gimple_simplify(gimple_match_op*, gimple**, tree_node*
(*)(tree_node*), code_helper, tree_node*, tree_node*, tree_node*)
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/gimple-match-7.cc:25870
0x36f6191 gimple_resimplify2
/export/gnu/import/git/sources/gcc/gcc/gimple-match-exports.cc:1029
0x36f38da gimple_match_op::resimplify(gimple**, tree_node* (*)(tree_node*))
/export/gnu/import/git/sources/gcc/gcc/gimple-match-exports.cc:113
0x31c5525 gimple_simplify_POINTER_PLUS_EXPR(gimple_match_op*, gimple**,
tree_node* (*)(tree_node*), code_helper, tree_node*, tree_node*, tree_node*)
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/gimple-match-3.cc:12679
./cc1 -quiet -iprefix
/export/build/gnu/tools-build/gcc-debug/build-x86_64-linux/gcc/../lib/gcc/x86_64-pc-linux-gnu/17.0.0/
-isystem ./include -isystem ./include-fixed
/export/home/hjl/bugs/gcc/cvise-1/bad.c -quiet -dumpbase bad.c -dumpbase-ext .c
-march=x86-64 -mtls-dialect=gnu2 -O2 -o bad.s
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
[hjl@gnu-zen4-1 gcc]$
