https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66449
--- Comment #1 from Dmitry G. Dyachenko <dimhen at gmail dot com> ---
start FAIL for me : r224020
configure as
$ ~/src/gcc_r224020/configure --prefix=/usr/local/gcc_current --enable-static
--enable-checking=release --enable-languages=c,c++,lto --enable-plugin
--disable-libstdcxx-dual-abi --disable-multilib
$ make
[build fail, fixed in r224030]
check as
$ /home/dimhen/build/gcc_r224020/./prev-gcc/xgcc
-B/home/dimhen/build/gcc_r224020/./prev-gcc/
-B/usr/local/gcc_current/x86_64-unknown-linux-gnu/bin/ -fpreprocessed -Werror
-Wall -O3 -c x.i
x.i: In function ‘fn1’:
x.i:1:7: internal compiler error: in build2_stat, at tree.c:4381
void *fn1(void *p1, void *p2, long p3) {
^
0xfb436b build2_stat(tree_code, tree_node*, tree_node*, tree_node*)
/home/dimhen/src/gcc_r224020/gcc/tree.c:4380
0x9afcef build2_stat_loc
/home/dimhen/src/gcc_r224020/gcc/tree.h:3702
0x9da548 fold_build2_stat_loc(unsigned int, tree_code, tree_node*, tree_node*,
tree_node*)
/home/dimhen/src/gcc_r224020/gcc/fold-const.c:14286
0xe992d3 loop_exits_before_overflow
/home/dimhen/src/gcc_r224020/gcc/tree-ssa-loop-niter.c:3905
0xe99711 scev_probably_wraps_p(tree_node*, tree_node*, gimple_statement_base*,
loop*, bool)
/home/dimhen/src/gcc_r224020/gcc/tree-ssa-loop-niter.c:4036
0x14c96e1 convert_affine_scev(loop*, tree_node*, tree_node**, tree_node**,
gimple_statement_base*, bool)
/home/dimhen/src/gcc_r224020/gcc/tree-chrec.c:1279
0x14c9832 chrec_convert_1
/home/dimhen/src/gcc_r224020/gcc/tree-chrec.c:1334
0x14c9b3c chrec_convert(tree_node*, tree_node*, gimple_statement_base*, bool)
/home/dimhen/src/gcc_r224020/gcc/tree-chrec.c:1423
0xe0d3e6 interpret_rhs_expr
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:1893
0xe0d52a interpret_gimple_assign
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:1935
0xe0d793 analyze_scalar_evolution_1
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:2017
0xe0d94b analyze_scalar_evolution(loop*, tree_node*)
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:2072
0xe0da08 analyze_scalar_evolution_in_loop
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:2168
0xe0f848 simple_iv(loop*, loop*, tree_node*, affine_iv*, bool)
/home/dimhen/src/gcc_r224020/gcc/tree-scalar-evolution.c:3276
0x14cd658 dr_analyze_innermost(data_reference*, loop*)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:834
0x14ce1e7 create_data_ref(loop*, loop*, tree_node*, gimple_statement_base*,
bool)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:1105
0x14d6180 find_data_references_in_stmt(loop*, gimple_statement_base*,
vec<data_reference*, va_heap, vl_ptr>*)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:4537
0x14d635b find_data_references_in_bb(loop*, basic_block_def*,
vec<data_reference*, va_heap, vl_ptr>*)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:4590
0x14d640c find_data_references_in_loop(loop*, vec<data_reference*, va_heap,
vl_ptr>*)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:4623
0x14d656b compute_data_dependences_for_loop(loop*, bool, vec<loop*, va_heap,
vl_ptr>*, vec<data_reference*, va_heap, vl_ptr>*,
vec<data_dependence_relation*, va_heap, vl_ptr>*)
/home/dimhen/src/gcc_r224020/gcc/tree-data-ref.c:4699
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
