Hi again!
Proposed patch to Bug 90350 - ubound ICE on assumed size array even
though explicit bound is specified
Patch tested only on x86_64-pc-linux-gnu.
Best regards,
José Rui
2020-4-19 José Rui Faustino de Sousa
PR fortran/90350
* simplify.c (simplify_bound): In the case of assumed-size arrays check
if the reference is to a full array.
2020-4-19 José Rui Faustino de Sousa
PR fortran/90350
* PR90350.f90: New test.
diff --git a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c
index c7a4f77..eb8b2af 100644
--- a/gcc/fortran/simplify.c
+++ b/gcc/fortran/simplify.c
@@ -4157,6 +4157,7 @@ simplify_bound (gfc_expr *array, gfc_expr *dim, gfc_expr
*kind, int upper)
{
gfc_ref *ref;
gfc_array_spec *as;
+ ar_type type = AR_UNKNOWN;
int d;
if (array->ts.type == BT_CLASS)
@@ -4180,6 +4181,7 @@ simplify_bound (gfc_expr *array, gfc_expr *dim, gfc_expr
*kind, int upper)
switch (ref->type)
{
case REF_ARRAY:
+ type = ref->u.ar.type;
switch (ref->u.ar.type)
{
case AR_ELEMENT:
@@ -4233,7 +4235,7 @@ simplify_bound (gfc_expr *array, gfc_expr *dim, gfc_expr
*kind, int upper)
int k;
/* UBOUND(ARRAY) is not valid for an assumed-size array. */
- if (upper && as && as->type == AS_ASSUMED_SIZE)
+ if (upper && type == AR_FULL && as && as->type == AS_ASSUMED_SIZE)
{
/* An error message will be emitted in
check_assumed_size_reference (resolve.c). */
diff --git a/gcc/testsuite/gfortran.dg/PR90350.f90
b/gcc/testsuite/gfortran.dg/PR90350.f90
new file mode 100644
index 000..2e2cf10
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/PR90350.f90
@@ -0,0 +1,19 @@
+! { dg-do compile }
+!
+! Test the fix for PR90350
+!
+! Contributed by
+!
+
+program artificial
+implicit none
+integer :: arr(-10:10)
+ call asub(arr,size(arr))
+end program artificial
+subroutine asub(arr,n)
+integer,intent(in) :: arr(*)
+integer,intent(in) :: n
+ write(*,*)'UPPER=',ubound(arr(:n))
+ write(*,*)'LOWER=',lbound(arr(:n))
+ write(*,*)'SIZE=',size(arr(:n))
+end subroutine asub
