https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93292
Bug ID: 93292
Summary: [10 Regression] ICE (segfault) in
vectorizable_comparison on powerpc64le-linux-gnu
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at ubuntu dot com
Target Milestone: ---
seen with 20200116 on powerpc64-linux-gnu
$ cat editor_profiler.ii
class a {
public:
static int c(float p1) {
static int b;
b = p1 ? p1 + 0.5 : 0;
return b;
}
};
int *d;
float e;
void f() {
float g;
for (int h; h; h++) {
d[h] += a::c(g < 0 ?: g > 5 ?: g);
a::c(e);
}
}
$ g++ -c -O3 -fstack-protector-strong editor_profiler.ii
during GIMPLE pass: vect
editor_profiler.ii: In function ‘void f()’:
editor_profiler.ii:11:6: internal compiler error: Segmentation fault
11 | void f() {
| ^
0x10a217c3 crash_signal
../../src/gcc/toplev.c:328
0x10c9c79c TYPE_VECTOR_SUBPARTS(tree_node const*)
../../src/gcc/tree.h:3836
0x10c9c79c vectorizable_comparison
../../src/gcc/tree-vect-stmts.c:10495
0x10cad147 vect_analyze_stmt(_stmt_vec_info*, bool*, _slp_tree*,
_slp_instance*, vec<stmt_info_for_cost, va_heap, vl_ptr>*)
../../src/gcc/tree-vect-stmts.c:10907
0x10cdb0ef vect_slp_analyze_node_operations
../../src/gcc/tree-vect-slp.c:2786
0x10cdb053 vect_slp_analyze_node_operations
../../src/gcc/tree-vect-slp.c:2850
0x10cdb053 vect_slp_analyze_node_operations
../../src/gcc/tree-vect-slp.c:2850
0x10cdb053 vect_slp_analyze_node_operations
../../src/gcc/tree-vect-slp.c:2850
0x10cdb053 vect_slp_analyze_node_operations
../../src/gcc/tree-vect-slp.c:2850
0x10cdf97f vect_slp_analyze_operations(vec_info*)
../../src/gcc/tree-vect-slp.c:2926
0x10ce208f vect_slp_analyze_bb_1
../../src/gcc/tree-vect-slp.c:3250
0x10ce208f vect_slp_bb_region
../../src/gcc/tree-vect-slp.c:3311
0x10ce208f vect_slp_bb(basic_block_def*)
../../src/gcc/tree-vect-slp.c:3446
0x10ce79eb try_vectorize_loop_1
../../src/gcc/tree-vectorizer.c:946
0x10ce83ff vectorize_loops()
../../src/gcc/tree-vectorizer.c:1125
0x10baec9f execute
../../src/gcc/tree-ssa-loop.c:414
Please submit a full bug report,
with preprocessed source if appropriate.
