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authorJakub Jelinek <jakub@redhat.com>2009-11-25 21:28:56 +0100
committerJakub Jelinek <jakub@gcc.gnu.org>2009-11-25 21:28:56 +0100
commit281e33e1bb62f77b7f999213da93db0088d08e1d (patch)
treee09f0b243a46a3ff9e7a5acdd73e3b23f01bee52 /gcc/fortran/trans-openmp.c
parentfc07d9e3cb53293002fde46afb834aa965bab195 (diff)
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re PR fortran/42162 (OpenMP: ICE: tree check in omp_add_variable, at gimplify.c:5282)
PR fortran/42162 * trans-openmp.c (gfc_trans_omp_do): When dovar isn't a VAR_DECL, don't use simple loop and handle clauses properly. * testsuite/libgomp.fortran/pr42162.f90: New test. From-SVN: r154654
Diffstat (limited to 'gcc/fortran/trans-openmp.c')
-rw-r--r--gcc/fortran/trans-openmp.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/gcc/fortran/trans-openmp.c b/gcc/fortran/trans-openmp.c
index 4d461cf..7343d1a 100644
--- a/gcc/fortran/trans-openmp.c
+++ b/gcc/fortran/trans-openmp.c
@@ -1160,6 +1160,7 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
{
int simple = 0;
int dovar_found = 0;
+ tree dovar_decl;
if (clauses)
{
@@ -1200,12 +1201,19 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
gfc_conv_expr_val (&se, code->ext.iterator->step);
gfc_add_block_to_block (pblock, &se.pre);
step = gfc_evaluate_now (se.expr, pblock);
+ dovar_decl = dovar;
/* Special case simple loops. */
- if (integer_onep (step))
- simple = 1;
- else if (tree_int_cst_equal (step, integer_minus_one_node))
- simple = -1;
+ if (TREE_CODE (dovar) == VAR_DECL)
+ {
+ if (integer_onep (step))
+ simple = 1;
+ else if (tree_int_cst_equal (step, integer_minus_one_node))
+ simple = -1;
+ }
+ else
+ dovar_decl
+ = gfc_trans_omp_variable (code->ext.iterator->var->symtree->n.sym);
/* Loop body. */
if (simple)
@@ -1249,7 +1257,7 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
if (!dovar_found)
{
tmp = build_omp_clause (input_location, OMP_CLAUSE_PRIVATE);
- OMP_CLAUSE_DECL (tmp) = dovar;
+ OMP_CLAUSE_DECL (tmp) = dovar_decl;
omp_clauses = gfc_trans_add_clause (tmp, omp_clauses);
}
else if (dovar_found == 2)
@@ -1269,7 +1277,7 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
tmp = fold_build2 (MODIFY_EXPR, type, dovar, tmp);
for (c = omp_clauses; c ; c = OMP_CLAUSE_CHAIN (c))
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_LASTPRIVATE
- && OMP_CLAUSE_DECL (c) == dovar)
+ && OMP_CLAUSE_DECL (c) == dovar_decl)
{
OMP_CLAUSE_LASTPRIVATE_STMT (c) = tmp;
break;
@@ -1279,11 +1287,11 @@ gfc_trans_omp_do (gfc_code *code, stmtblock_t *pblock,
{
for (c = par_clauses; c ; c = OMP_CLAUSE_CHAIN (c))
if (OMP_CLAUSE_CODE (c) == OMP_CLAUSE_LASTPRIVATE
- && OMP_CLAUSE_DECL (c) == dovar)
+ && OMP_CLAUSE_DECL (c) == dovar_decl)
{
tree l = build_omp_clause (input_location,
OMP_CLAUSE_LASTPRIVATE);
- OMP_CLAUSE_DECL (l) = dovar;
+ OMP_CLAUSE_DECL (l) = dovar_decl;
OMP_CLAUSE_CHAIN (l) = omp_clauses;
OMP_CLAUSE_LASTPRIVATE_STMT (l) = tmp;
omp_clauses = l;