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[Bug target/78643] New: ICE in convert_move, at expr.c:230
- From: "doko at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 02 Dec 2016 11:30:42 +0000
- Subject: [Bug target/78643] New: ICE in convert_move, at expr.c:230
- Auto-submitted: auto-generated
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78643
Bug ID: 78643
Summary: ICE in convert_move, at expr.c:230
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: doko at gcc dot gnu.org
Target Milestone: ---
Created attachment 40223
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40223&action=edit
test case
seen on trunk, 6 and 5 branches on x86_64-linux-gnu, works with -O1 and up:
$ g++ -c -O0 main.cpp
main.cpp: In function 'void p(AV)':
main.cpp:80:6: note: The ABI for passing parameters with 32-byte alignment has
changed in GCC 4.6
void p(union AV a) {
^
main.cpp: In function 'void test(AV, int)':
main.cpp:101:29: internal compiler error: in convert_move, at expr.c:230
r.av = _mm256_shift_left(a.av,n);
~~~~~~~~~~~~~~~~~^~~~~~~~
0x898da0 convert_move(rtx_def*, rtx_def*, int)
../../src/gcc/expr.c:230
0x89f5cb store_expr_with_bounds(tree_node*, rtx_def*, int, bool, bool,
tree_node*)
../../src/gcc/expr.c:5628
0x89fa3e expand_assignment(tree_node*, tree_node*, bool)
../../src/gcc/expr.c:5320
0x7b3dcd expand_gimple_stmt_1
../../src/gcc/cfgexpand.c:3641
0x7b3dcd expand_gimple_stmt
../../src/gcc/cfgexpand.c:3737
0x7b538f expand_gimple_basic_block
../../src/gcc/cfgexpand.c:5744
0x7ba596 execute
../../src/gcc/cfgexpand.c:6358
Please submit a full bug report,
with preprocessed source if appropriate.