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authorMikael Morin <mikael@gcc.gnu.org>2011-11-03 23:31:32 +0000
committerMikael Morin <mikael@gcc.gnu.org>2011-11-03 23:31:32 +0000
commit4d6a0e363750d2e9289ca6297db798eac74e41bb (patch)
tree6ec2157829ee7f05e68abf4e587f9b8b1a85d27a /gcc
parentf49afcb009a548aa46c36344d8ebe4d0648ae429 (diff)
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trans.h (struct gfc_ss): New field nested_ss.
* trans.h (struct gfc_ss): New field nested_ss. * trans-expr.c (gfc_advance_se_ss_chain): Update assertion. From-SVN: r180893
Diffstat (limited to 'gcc')
-rw-r--r--gcc/fortran/ChangeLog5
-rw-r--r--gcc/fortran/trans-expr.c3
-rw-r--r--gcc/fortran/trans.h5
3 files changed, 12 insertions, 1 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 47c4938..92be153 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,5 +1,10 @@
2011-11-03 Mikael Morin <mikael@gcc.gnu.org>
+ * trans.h (struct gfc_ss): New field nested_ss.
+ * trans-expr.c (gfc_advance_se_ss_chain): Update assertion.
+
+2011-11-03 Mikael Morin <mikael@gcc.gnu.org>
+
* trans-array.c (set_vector_loop_bounds): Loop over the parents.
2011-11-03 Mikael Morin <mikael@gcc.gnu.org>
diff --git a/gcc/fortran/trans-expr.c b/gcc/fortran/trans-expr.c
index 72d35f8..4cfdc3e 100644
--- a/gcc/fortran/trans-expr.c
+++ b/gcc/fortran/trans-expr.c
@@ -92,7 +92,8 @@ gfc_advance_se_ss_chain (gfc_se * se)
while (p != NULL)
{
/* Simple consistency check. */
- gcc_assert (p->parent == NULL || p->parent->ss == p->ss);
+ gcc_assert (p->parent == NULL || p->parent->ss == p->ss
+ || p->parent->ss->nested_ss == p->ss);
/* If we were in a nested loop, the next scalarized expression can be
on the parent ss' next pointer. Thus we should not take the next
diff --git a/gcc/fortran/trans.h b/gcc/fortran/trans.h
index 53c5ce2..0608879 100644
--- a/gcc/fortran/trans.h
+++ b/gcc/fortran/trans.h
@@ -249,6 +249,11 @@ typedef struct gfc_ss
/* Non-null if the ss is part of a nested loop. */
struct gfc_ss *parent;
+ /* If the evaluation of an expression requires a nested loop (for example
+ if the sum intrinsic is evaluated inline), this points to the nested
+ loop's gfc_ss. */
+ struct gfc_ss *nested_ss;
+
/* The loop this gfc_ss is in. */
struct gfc_loopinfo *loop;