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From: "burnus at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/93553] ICE in scan_omp_1_op, at omp-low.c:3485
Date: Fri, 17 Jul 2020 17:05:07 +0000	[thread overview]
Message-ID: <bug-93553-4-TxjqXnyTlc@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-93553-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93553

--- Comment #7 from Tobias Burnus <burnus at gcc dot gnu.org> ---
The variable ("D.3940") is produced via the following route.

Contrary to variables processed in gimplify.c, which use
  /* When within an OMP context, notice uses of variables.  */
  if (gimplify_omp_ctxp && omp_notice_variable (gimplify_omp_ctxp, decl, true))
    ...
This variable does not get recorded – and, hence, it fails as shown in
the previous comment 6.

#0  create_tmp_var_raw (type=type@entry=0x7ffff78c5d20,
prefix=prefix@entry=0x0) at ../../repos/gcc/gcc/gimple-expr.c:449
#1  0x0000000000f274f6 in create_tmp_var_for (info=info@entry=0x266f870,
type=0x7ffff78c5d20, prefix=prefix@entry=0x0) at
../../repos/gcc/gcc/tree-nested.c:160
#2  0x0000000000f2828d in init_tmp_var (info=info@entry=0x266f870,
exp=exp@entry=0x7ffff78d45a0, gsi=gsi@entry=0x7fffffffd540)
    at ../../repos/gcc/gcc/tree-nested.c:462
#3  0x0000000000f2f1d4 in convert_nonlocal_reference_op
(tp=tp@entry=0x7ffff78cc608, walk_subtrees=walk_subtrees@entry=0x7fffffffd134, 
    data=data@entry=0x7fffffffd540) at ../../repos/gcc/gcc/tree-nested.c:1081
#4  0x000000000114e262 in walk_tree_1 (tp=0x7ffff78cc608,
func=func@entry=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>, 
    data=data@entry=0x7fffffffd540, pset=pset@entry=0x0, lh=lh@entry=0x0) at
../../repos/gcc/gcc/tree.c:11960
#5  0x000000000114f942 in walk_tree_1 (tp=tp@entry=0x7ffff7700478,
func=func@entry=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>, 
    data=data@entry=0x7fffffffd540, pset=pset@entry=0x0, lh=lh@entry=0x0) at
../../repos/gcc/gcc/tree.c:12296
#6  0x0000000000f2f4fd in convert_nonlocal_reference_op (tp=0x7ffff7700478,
tp@entry=0x7ffff78cd130, walk_subtrees=walk_subtrees@entry=0x7fffffffd354, 
    data=data@entry=0x7fffffffd540) at ../../repos/gcc/gcc/tree-nested.c:1156
#7  0x000000000114e262 in walk_tree_1 (tp=0x7ffff78cd130,
func=func@entry=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>, 
    data=data@entry=0x7fffffffd540, pset=pset@entry=0x0, lh=lh@entry=0x0) at
../../repos/gcc/gcc/tree.c:11960
#8  0x0000000000b7981a in walk_gimple_op (stmt=0x7ffff78cd0f0,
callback_op=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>,
wi=0x7fffffffd540)
    at ../../repos/gcc/gcc/gimple.h:2492
#9  0x0000000000b79a6d in walk_gimple_stmt (gsi=0x7fffffffd460, 
    callback_stmt=0xf30aa0
<convert_nonlocal_reference_stmt(gimple_stmt_iterator*, bool*,
walk_stmt_info*)>, 
    callback_op=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>,
wi=0x7fffffffd540) at ../../repos/gcc/gcc/gimple-walk.c:596
#10 0x0000000000b79c01 in walk_gimple_seq_mod (pseq=<optimized out>, 
    callback_stmt=0xf30aa0
<convert_nonlocal_reference_stmt(gimple_stmt_iterator*, bool*,
walk_stmt_info*)>, 
    callback_op=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>,
wi=0x7fffffffd540) at ../../repos/gcc/gcc/gimple-walk.c:51
#11 0x0000000000b79af2 in walk_gimple_stmt (gsi=0x7fffffffd4e0, 
    callback_stmt=0xf30aa0
<convert_nonlocal_reference_stmt(gimple_stmt_iterator*, bool*,
walk_stmt_info*)>, 
    callback_op=0xf2ee90 <convert_nonlocal_reference_op(tree*, int*, void*)>,
wi=0x7fffffffd540) at ../../repos/gcc/gcc/gimple.h:4382
#12 0x0000000000b79c01 in walk_gimple_seq_mod (pseq=pseq@entry=0x7ffff78cb028, 
    callback_stmt=callback_stmt@entry=0xf30aa0
<convert_nonlocal_reference_stmt(gimple_stmt_iterator*, bool*,
walk_stmt_info*)>, 
    callback_op=callback_op@entry=0xf2ee90
<convert_nonlocal_reference_op(tree*, int*, void*)>,
wi=wi@entry=0x7fffffffd540) at ../../repos/gcc/gcc/gimple-walk.c:51
#13 0x0000000000f28868 in walk_body (callback_stmt=callback_stmt@entry=0xf30aa0
<convert_nonlocal_reference_stmt(gimple_stmt_iterator*, bool*,
walk_stmt_info*)>, 
    callback_op=callback_op@entry=0xf2ee90
<convert_nonlocal_reference_op(tree*, int*, void*)>, info=info@entry=0x266f870,
pseq=0x7ffff78cb028)
    at ../../repos/gcc/gcc/tree-nested.c:712
#14 0x0000000000f30490 in convert_nonlocal_omp_clauses
(pclauses=0x7ffff76fe6a8, wi=wi@entry=0x7fffffffd7d0) at
../../repos/gcc/gcc/tree-nested.c:1424

  parent reply	other threads:[~2020-07-17 17:05 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <bug-93553-4@http.gcc.gnu.org/bugzilla/>
2020-07-17 11:02 ` burnus at gcc dot gnu.org
2020-07-17 17:05 ` burnus at gcc dot gnu.org [this message]
2020-07-20 18:41 ` burnus at gcc dot gnu.org
2020-08-08  9:12 ` cvs-commit at gcc dot gnu.org
2020-08-25 17:45 ` cvs-commit at gcc dot gnu.org
2020-09-16 19:22 ` cvs-commit at gcc dot gnu.org
2020-09-17 17:14 ` jakub at gcc dot gnu.org

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