2006-12-04 Paul Thomas <pault@gcc.gnu.org>
+ PR fortran/29821
+ * resolve.c (resolve_operator): Only return result of
+ gfc_simplify_expr if expression is constant.
+
+2006-12-04 Paul Thomas <pault@gcc.gnu.org>
+
PR fortran/29916
* resolve.c (resolve_symbol): Allow host-associated variables
the specification expression of an array-valued function.
/* Attempt to simplify the expression. */
if (t == SUCCESS)
- t = gfc_simplify_expr (e, 0);
+ {
+ t = gfc_simplify_expr (e, 0);
+ /* Some calls do not succeed in simplification and return FAILURE
+ even though there is no error; eg. variable references to
+ PARAMETER arrays. */
+ if (!gfc_is_constant_expr (e))
+ t = SUCCESS;
+ }
return t;
bad_op:
+2006-12-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/29821
+ * gfortran.dg/parameter_array_section_1.f90: New test.
+
2006-12-04 Mark Mitchell <mark@codesourcery.com>
PR c++/29733
--- /dev/null
+! { dg-do compile }
+! Tests the fix for PR29821, which was due to failure to simplify the
+! array section, since the section is not constant, provoking failure
+! to resolve the argument of SUM and therefore to resolve SUM itself.
+!
+! Contributed by Harald Anlauf <anlauf@gmx.de>
+!
+module gfcbug45
+ implicit none
+contains
+ subroutine foo
+ real, external :: mysum
+ integer :: i
+ real :: a
+ real, parameter :: eps(2) = (/ 1, 99 /)
+ i = 1
+ a = sum (eps(i:i+1) * eps)
+ print *, a
+ end subroutine foo
+end module gfcbug45
+ use gfcbug45
+ call foo
+end
+! { dg-final { cleanup-modules "gfcbug45" } }