https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68413
Bug ID: 68413
Summary: [GCC6] internal compiler error: in vect_transform_stmt
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: ienkovich at gcc dot gnu.org
Target Milestone: ---
Created attachment 36756
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36756&action=edit
Reproducer
Simple reduction in COND_EXPR causes ICE.
>gcc -O3 -mavx2 cond-reduc.c
cond-reduc.c: In function 'test':
cond-reduc.c:5:5: internal compiler error: in vect_transform_stmt, at
tree-vect-stmts.c:8049
int test (int c)
^~~~
0x1009352 vect_transform_stmt(gimple*, gimple_stmt_iterator*, bool*,
_slp_tree*, _slp_instance*)
/gnumnt/msticlxl7_users/ienkovic/issues/avx-512/gcc/gcc/tree-vect-stmts.c:8049
0x10203c8 vect_transform_loop(_loop_vec_info*)
/gnumnt/msticlxl7_users/ienkovic/issues/avx-512/gcc/gcc/tree-vect-loop.c:6793
0x1036b54 vectorize_loops()
/gnumnt/msticlxl7_users/ienkovic/issues/avx-512/gcc/gcc/tree-vectorizer.c:548
0xf1f089 execute
/gnumnt/msticlxl7_users/ienkovic/issues/avx-512/gcc/gcc/tree-ssa-loop.c:273
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