https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86758
Bug ID: 86758
Summary: [9 Regression] ICE in replace_stmt compiling
gcc.target/i386/pr84309.c
Product: gcc
Version: 9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: msebor at gcc dot gnu.org
Target Milestone: ---
The following ICE has popped up in recent x86_64-linux test suite runs:
$ gcc -Ofast -S -Wall -mavx -mno-avx2
/ssd/src/gcc/svn/gcc/testsuite/gcc.target/i386/pr84309.c
during GIMPLE pass: vect
/ssd/src/gcc/svn/gcc/testsuite/gcc.target/i386/pr84309.c: In function ‘foo’:
/ssd/src/gcc/svn/gcc/testsuite/gcc.target/i386/pr84309.c:10:1: internal
compiler error: in replace_stmt, at tree-vectorizer.c:611
foo (void)
^~~
0x13c2922 vec_info::replace_stmt(gimple_stmt_iterator*, _stmt_vec_info*,
gimple*)
/ssd/src/gcc/svn/gcc/tree-vectorizer.c:611
0x13657fb vectorizable_simd_clone_call
/ssd/src/gcc/svn/gcc/tree-vect-stmts.c:4375
0x1378f28 vect_transform_stmt(_stmt_vec_info*, gimple_stmt_iterator*, bool*,
_slp_tree*, _slp_instance*)
/ssd/src/gcc/svn/gcc/tree-vect-stmts.c:9758
0x139c58b vect_transform_loop_stmt
/ssd/src/gcc/svn/gcc/tree-vect-loop.c:8263
0x139d20d vect_transform_loop(_loop_vec_info*)
/ssd/src/gcc/svn/gcc/tree-vect-loop.c:8477
0x13c3817 try_vectorize_loop_1
/ssd/src/gcc/svn/gcc/tree-vectorizer.c:945
0x13c3a9d try_vectorize_loop
/ssd/src/gcc/svn/gcc/tree-vectorizer.c:998
0x13c3c78 vectorize_loops()
/ssd/src/gcc/svn/gcc/tree-vectorizer.c:1077
0x1252263 execute
/ssd/src/gcc/svn/gcc/tree-ssa-loop.c:414
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
