diff -Nrup a/gcc/fortran/check.c b/gcc/fortran/check.c
--- a/gcc/fortran/check.c 2018-06-05 11:49:50.228072283 -0600
+++ b/gcc/fortran/check.c 2018-06-05 11:50:45.287707664 -0600
@@ -901,12 +901,40 @@ gfc_check_allocated (gfc_expr *array)
}
+/* Check function where both arguments must be real or integer
+ and warn if they are different types. */
+
+bool
+check_int_real_promotion (gfc_expr *a, gfc_expr *b)
+{
+ gfc_expr *i;
+
+ if (!int_or_real_check (a, 0))
+ return false;
+
+ if (!int_or_real_check (b, 1))
+ return false;
+
+ if (a->ts.type != b->ts.type)
+ {
+ i = (a->ts.type != BT_REAL ? a : b);
+ gfc_warning_now (OPT_Wconversion, "Conversion from INTEGER to REAL "
+ "at %L might lose precision", &i->where);
+ }
+
+ return true;
+}
+
+
/* Common check function where the first argument must be real or
integer and the second argument must be the same as the first. */
bool
gfc_check_a_p (gfc_expr *a, gfc_expr *p)
{
+ if (flag_dec)
+ return check_int_real_promotion (a, p);
+
if (!int_or_real_check (a, 0))
return false;
@@ -3035,6 +3063,41 @@ check_rest (bt type, int kind, gfc_actua
}
+/* Check function where all arguments of an argument list must be real
+ or integer. */
+
+static bool
+check_rest_int_real (gfc_actual_arglist *arglist)
+{
+ gfc_actual_arglist *arg, *tmp;
+ gfc_expr *x;
+ int m, n;
+
+ if (!min_max_args (arglist))
+ return false;
+
+ for (arg = arglist, n=1; arg; arg = arg->next, n++)
+ {
+ x = arg->expr;
+ if (x->ts.type != BT_INTEGER && x->ts.type != BT_REAL)
+ {
+ gfc_error ("%<a%d%> argument of %qs intrinsic at %L must be "
+ "INTEGER or REAL", n, gfc_current_intrinsic, &x->where);
+ return false;
+ }
+
+ for (tmp = arglist, m=1; tmp != arg; tmp = tmp->next, m++)
+ if (!gfc_check_conformance (tmp->expr, x,
+ "arguments 'a%d' and 'a%d' for "
+ "intrinsic '%s'", m, n,
+ gfc_current_intrinsic))
+ return false;
+ }
+
+ return true;
+}
+
+
bool
gfc_check_min_max (gfc_actual_arglist *arg)
{
@@ -3059,7 +3122,10 @@ gfc_check_min_max (gfc_actual_arglist *a
return false;
}
- return check_rest (x->ts.type, x->ts.kind, arg);
+ if (flag_dec && x->ts.type != BT_CHARACTER)
+ return check_rest_int_real (arg);
+ else
+ return check_rest (x->ts.type, x->ts.kind, arg);
}
@@ -4293,6 +4359,9 @@ gfc_check_shift (gfc_expr *i, gfc_expr *
bool
gfc_check_sign (gfc_expr *a, gfc_expr *b)
{
+ if (flag_dec)
+ return check_int_real_promotion (a, b);
+
if (!int_or_real_check (a, 0))
return false;
diff -Nrup a/gcc/fortran/iresolve.c b/gcc/fortran/iresolve.c
--- a/gcc/fortran/iresolve.c 2017-03-08 10:35:49.000000000 -0700
+++ b/gcc/fortran/iresolve.c 2018-06-05 11:50:45.287707664 -0600
@@ -892,19 +892,22 @@ gfc_resolve_dble (gfc_expr *f, gfc_expr
void
gfc_resolve_dim (gfc_expr *f, gfc_expr *a, gfc_expr *p)
{
- f->ts.type = a->ts.type;
if (p != NULL)
- f->ts.kind = gfc_kind_max (a,p);
- else
- f->ts.kind = a->ts.kind;
-
- if (p != NULL && a->ts.kind != p->ts.kind)
{
- if (a->ts.kind == gfc_kind_max (a,p))
- gfc_convert_type (p, &a->ts, 2);
+ f->ts.kind = gfc_kind_max (a,p);
+ if (a->ts.type == BT_REAL || p->ts.type == BT_REAL)
+ f->ts.type = BT_REAL;
else
- gfc_convert_type (a, &p->ts, 2);
+ f->ts.type = BT_INTEGER;
+
+ if (a->ts.kind != f->ts.kind || a->ts.type != f->ts.type)
+ gfc_convert_type (a, &f->ts, 2);
+
+ if (p->ts.kind != f->ts.kind || p->ts.type != f->ts.type)
+ gfc_convert_type (p, &f->ts, 2);
}
+ else
+ f->ts = a->ts;
f->value.function.name
= gfc_get_string ("__dim_%c%d", gfc_type_letter (f->ts.type), f->ts.kind);
@@ -1669,14 +1672,17 @@ gfc_resolve_minmax (const char *name, gf
/* Find the largest type kind. */
for (a = args->next; a; a = a->next)
{
+ if (a->expr-> ts.type == BT_REAL)
+ f->ts.type = BT_REAL;
+
if (a->expr->ts.kind > f->ts.kind)
f->ts.kind = a->expr->ts.kind;
}
- /* Convert all parameters to the required kind. */
+ /* Convert all parameters to the required type and/or kind. */
for (a = args; a; a = a->next)
{
- if (a->expr->ts.kind != f->ts.kind)
+ if (a->expr->ts.type != f->ts.type || a->expr->ts.kind != f->ts.kind)
gfc_convert_type (a->expr, &f->ts, 2);
}
@@ -1958,19 +1964,22 @@ gfc_resolve_minval (gfc_expr *f, gfc_exp
void
gfc_resolve_mod (gfc_expr *f, gfc_expr *a, gfc_expr *p)
{
- f->ts.type = a->ts.type;
if (p != NULL)
- f->ts.kind = gfc_kind_max (a,p);
- else
- f->ts.kind = a->ts.kind;
-
- if (p != NULL && a->ts.kind != p->ts.kind)
{
- if (a->ts.kind == gfc_kind_max (a,p))
- gfc_convert_type (p, &a->ts, 2);
+ f->ts.kind = gfc_kind_max (a,p);
+ if (a->ts.type == BT_REAL || p->ts.type == BT_REAL)
+ f->ts.type = BT_REAL;
else
- gfc_convert_type (a, &p->ts, 2);
+ f->ts.type = BT_INTEGER;
+
+ if (a->ts.kind != f->ts.kind || a->ts.type != f->ts.type)
+ gfc_convert_type (a, &f->ts, 2);
+
+ if (p->ts.kind != f->ts.kind || p->ts.type != f->ts.type)
+ gfc_convert_type (p, &f->ts, 2);
}
+ else
+ f->ts = a->ts;
f->value.function.name
= gfc_get_string ("__mod_%c%d", gfc_type_letter (f->ts.type), f->ts.kind);
@@ -1980,19 +1989,22 @@ gfc_resolve_mod (gfc_expr *f, gfc_expr *
void
gfc_resolve_modulo (gfc_expr *f, gfc_expr *a, gfc_expr *p)
{
- f->ts.type = a->ts.type;
if (p != NULL)
- f->ts.kind = gfc_kind_max (a,p);
- else
- f->ts.kind = a->ts.kind;
-
- if (p != NULL && a->ts.kind != p->ts.kind)
{
- if (a->ts.kind == gfc_kind_max (a,p))
- gfc_convert_type (p, &a->ts, 2);
+ f->ts.kind = gfc_kind_max (a,p);
+ if (a->ts.type == BT_REAL || p->ts.type == BT_REAL)
+ f->ts.type = BT_REAL;
else
- gfc_convert_type (a, &p->ts, 2);
+ f->ts.type = BT_INTEGER;
+
+ if (a->ts.kind != f->ts.kind || a->ts.type != f->ts.type)
+ gfc_convert_type (a, &f->ts, 2);
+
+ if (p->ts.kind != f->ts.kind || p->ts.type != f->ts.type)
+ gfc_convert_type (p, &f->ts, 2);
}
+ else
+ f->ts = a->ts;
f->value.function.name
= gfc_get_string ("__modulo_%c%d", gfc_type_letter (f->ts.type),
@@ -2364,9 +2376,26 @@ gfc_resolve_shift (gfc_expr *f, gfc_expr
void
-gfc_resolve_sign (gfc_expr *f, gfc_expr *a, gfc_expr *b ATTRIBUTE_UNUSED)
+gfc_resolve_sign (gfc_expr *f, gfc_expr *a, gfc_expr *b)
{
- f->ts = a->ts;
+ if (b != NULL)
+ {
+ f->ts.kind = gfc_kind_max (a, b);
+ if (a->ts.type == BT_REAL || b->ts.type == BT_REAL)
+ f->ts.type = BT_REAL;
+ else
+ f->ts.type = BT_INTEGER;
+
+ if (a->ts.kind != f->ts.kind || a->ts.type != f->ts.type)
+ gfc_convert_type (a, &f->ts, 2);
+
+ if (b->ts.kind != f->ts.kind || b->ts.type != f->ts.type)
+ gfc_convert_type (b, &f->ts, 2);
+ }
+ else
+ {
+ f->ts = a->ts;
+ }
f->value.function.name
= gfc_get_string ("__sign_%c%d", gfc_type_letter (a->ts.type), a->ts.kind);
}
diff -Nrup a/gcc/fortran/simplify.c b/gcc/fortran/simplify.c
--- a/gcc/fortran/simplify.c 2018-06-05 11:49:50.231072264 -0600
+++ b/gcc/fortran/simplify.c 2018-06-05 11:51:17.284495772 -0600
@@ -2088,39 +2088,78 @@ gfc_simplify_digits (gfc_expr *x)
}
+/* Simplify function which sets the floating-point value of ar from
+ the value of a independently if a is integer of real. */
+
+static void
+simplify_int_real_promotion (const gfc_expr *a, const gfc_expr *b, mpfr_t *ar)
+{
+ if (a->ts.type == BT_REAL)
+ {
+ mpfr_init2 (*ar, (a->ts.kind * 8));
+ mpfr_set (*ar, a->value.real, GFC_RND_MODE);
+ }
+ else
+ {
+ mpfr_init2 (*ar, (b->ts.kind * 8));
+ mpfr_set_z (*ar, a->value.integer, GFC_RND_MODE);
+ }
+}
+
+
+/* Simplify function which promotes a and b arguments from integer to real if required in
+ ar and br floating-point values. This function returns true if a or b are reals and false
+ otherwise. */
+
+static bool
+simplify_int_real_promotion2 (const gfc_expr *a, const gfc_expr *b, mpfr_t *ar, mpfr_t *br)
+{
+ if (a->ts.type != BT_REAL && b->ts.type != BT_REAL)
+ return false;
+
+ simplify_int_real_promotion (a, b, ar);
+ simplify_int_real_promotion (b, a, br);
+
+ return true;
+}
+
+
gfc_expr *
gfc_simplify_dim (gfc_expr *x, gfc_expr *y)
{
gfc_expr *result;
int kind;
+ mpfr_t xr;
+ mpfr_t yr;
+
if (x->expr_type != EXPR_CONSTANT || y->expr_type != EXPR_CONSTANT)
return NULL;
- kind = x->ts.kind > y->ts.kind ? x->ts.kind : y->ts.kind;
- result = gfc_get_constant_expr (x->ts.type, kind, &x->where);
-
- switch (x->ts.type)
+ if ((x->ts.type != BT_REAL && x->ts.type != BT_INTEGER)
+ || (y->ts.type != BT_REAL && y->ts.type != BT_INTEGER))
{
- case BT_INTEGER:
- if (mpz_cmp (x->value.integer, y->value.integer) > 0)
- mpz_sub (result->value.integer, x->value.integer, y->value.integer);
- else
- mpz_set_ui (result->value.integer, 0);
-
- break;
-
- case BT_REAL:
- if (mpfr_cmp (x->value.real, y->value.real) > 0)
- mpfr_sub (result->value.real, x->value.real, y->value.real,
- GFC_RND_MODE);
- else
- mpfr_set_ui (result->value.real, 0, GFC_RND_MODE);
+ gfc_internal_error ("gfc_simplify_dim(): Bad arguments");
+ return NULL;
+ }
- break;
+ kind = x->ts.kind > y->ts.kind ? x->ts.kind : y->ts.kind;
- default:
- gfc_internal_error ("gfc_simplify_dim(): Bad type");
+ if (simplify_int_real_promotion2 (x, y, &xr, &yr))
+ {
+ result = gfc_get_constant_expr (BT_REAL, kind, &x->where);
+ if (mpfr_cmp (xr, yr) > 0)
+ mpfr_sub (result->value.real, xr, yr, GFC_RND_MODE);
+ else
+ mpfr_set_ui (result->value.real, 0, GFC_RND_MODE);
+ }
+ else
+ {
+ result = gfc_get_constant_expr (BT_INTEGER, kind, &x->where);
+ if (mpz_cmp (x->value.integer, y->value.integer) > 0)
+ mpz_sub (result->value.integer, x->value.integer, y->value.integer);
+ else
+ mpz_set_ui (result->value.integer, 0);
}
return range_check (result, "DIM");
@@ -4427,12 +4466,82 @@ gfc_simplify_merge_bits (gfc_expr *i, gf
static void
min_max_choose (gfc_expr *arg, gfc_expr *extremum, int sign)
{
+ mpfr_t *arp;
+ mpfr_t *erp;
+ mpfr_t ar;
+ mpfr_t er;
+
+ if (arg->ts.type != extremum->ts.type)
+ {
+ if (arg->ts.type == BT_REAL)
+ {
+ arp = &arg->value.real;
+ }
+ else
+ {
+ mpfr_init2 (ar, (arg->ts.kind * 8));
+ mpfr_set_z (ar, arg->value.integer, GFC_RND_MODE);
+ arp = &ar;
+ }
+
+ if (extremum->ts.type == BT_REAL)
+ {
+ erp = &extremum->value.real;
+ }
+ else
+ {
+ mpfr_init2 (er, (extremum->ts.kind * 8));
+ mpfr_set_z (er, extremum->value.integer, GFC_RND_MODE);
+ erp = &er;
+ }
+
+ if (mpfr_nan_p (*erp))
+ {
+ extremum->ts.type = arg->ts.type;
+ extremum->ts.kind = arg->ts.kind;
+ if (arg->ts.type == BT_INTEGER)
+ {
+ mpz_init2 (extremum->value.integer, (arg->ts.kind * 8));
+ mpz_set (extremum->value.integer, arg->value.integer);
+ }
+ else
+ {
+ mpfr_init2 (extremum->value.real, (arg->ts.kind * 8));
+ mpfr_set (extremum->value.real, *arp, GFC_RND_MODE);
+ }
+ }
+ else
+ {
+ if ((mpfr_cmp (*arp, *erp) * sign) > 0)
+ {
+ extremum->ts.type = arg->ts.type;
+ extremum->ts.kind = arg->ts.kind;
+ if (arg->ts.type == BT_INTEGER)
+ {
+ mpz_init2 (extremum->value.integer, (arg->ts.kind * 8));
+ mpz_set (extremum->value.integer, arg->value.integer);
+ }
+ else
+ {
+ mpfr_init2 (extremum->value.real, (arg->ts.kind * 8));
+ mpfr_set (extremum->value.real, *arp, GFC_RND_MODE);
+ }
+ }
+ }
+
+ return;
+ }
+
switch (arg->ts.type)
{
case BT_INTEGER:
- if (mpz_cmp (arg->value.integer,
- extremum->value.integer) * sign > 0)
- mpz_set (extremum->value.integer, arg->value.integer);
+ if ((mpz_cmp (arg->value.integer,
+ extremum->value.integer) * sign) > 0)
+ {
+ if (arg->ts.kind > extremum->ts.kind)
+ extremum->ts.kind = arg->ts.kind;
+ mpz_set (extremum->value.integer, arg->value.integer);
+ }
break;
case BT_REAL:
@@ -4641,41 +4750,48 @@ gfc_simplify_mod (gfc_expr *a, gfc_expr
gfc_expr *result;
int kind;
+ mpfr_t ar;
+ mpfr_t pr;
+
if (a->expr_type != EXPR_CONSTANT || p->expr_type != EXPR_CONSTANT)
return NULL;
+ if ((a->ts.type != BT_REAL && a->ts.type != BT_INTEGER)
+ || (p->ts.type != BT_REAL && p->ts.type != BT_INTEGER))
+ {
+ gfc_internal_error ("gfc_simplify_mod(): Bad arguments");
+ return NULL;
+ }
+
kind = a->ts.kind > p->ts.kind ? a->ts.kind : p->ts.kind;
- result = gfc_get_constant_expr (a->ts.type, kind, &a->where);
- switch (a->ts.type)
+ if (simplify_int_real_promotion2 (a, p, &ar, &pr))
{
- case BT_INTEGER:
- if (mpz_cmp_ui (p->value.integer, 0) == 0)
- {
- /* Result is processor-dependent. */
- gfc_error ("Second argument MOD at %L is zero", &a->where);
- gfc_free_expr (result);
- return &gfc_bad_expr;
- }
- mpz_tdiv_r (result->value.integer, a->value.integer, p->value.integer);
- break;
+ result = gfc_get_constant_expr (BT_REAL, kind, &a->where);
- case BT_REAL:
- if (mpfr_cmp_ui (p->value.real, 0) == 0)
- {
- /* Result is processor-dependent. */
- gfc_error ("Second argument of MOD at %L is zero", &p->where);
- gfc_free_expr (result);
- return &gfc_bad_expr;
- }
+ if (mpfr_cmp_ui (pr, 0) == 0)
+ {
+ /* Result is processor-dependent. */
+ gfc_error ("Second argument of MOD at %L is zero", &p->where);
+ gfc_free_expr (result);
+ return &gfc_bad_expr;
+ }
- gfc_set_model_kind (kind);
- mpfr_fmod (result->value.real, a->value.real, p->value.real,
- GFC_RND_MODE);
- break;
+ gfc_set_model_kind (kind);
+ mpfr_fmod (result->value.real, ar, pr, GFC_RND_MODE);
+ }
+ else
+ {
+ result = gfc_get_constant_expr (BT_INTEGER, kind, &a->where);
- default:
- gfc_internal_error ("gfc_simplify_mod(): Bad arguments");
+ if (mpz_cmp_ui (p->value.integer, 0) == 0)
+ {
+ /* Result is processor-dependent. */
+ gfc_error ("Second argument MOD at %L is zero", &p->where);
+ gfc_free_expr (result);
+ return &gfc_bad_expr;
+ }
+ mpz_tdiv_r (result->value.integer, a->value.integer, p->value.integer);
}
return range_check (result, "MOD");
@@ -4688,52 +4804,55 @@ gfc_simplify_modulo (gfc_expr *a, gfc_ex
gfc_expr *result;
int kind;
+ mpfr_t ar;
+ mpfr_t pr;
+
if (a->expr_type != EXPR_CONSTANT || p->expr_type != EXPR_CONSTANT)
return NULL;
- kind = a->ts.kind > p->ts.kind ? a->ts.kind : p->ts.kind;
- result = gfc_get_constant_expr (a->ts.type, kind, &a->where);
-
- switch (a->ts.type)
+ if ((a->ts.type != BT_REAL && a->ts.type != BT_INTEGER)
+ || (p->ts.type != BT_REAL && p->ts.type != BT_INTEGER))
{
- case BT_INTEGER:
- if (mpz_cmp_ui (p->value.integer, 0) == 0)
- {
- /* Result is processor-dependent. This processor just opts
- to not handle it at all. */
- gfc_error ("Second argument of MODULO at %L is zero", &a->where);
- gfc_free_expr (result);
- return &gfc_bad_expr;
- }
- mpz_fdiv_r (result->value.integer, a->value.integer, p->value.integer);
+ gfc_internal_error ("gfc_simplify_modulo(): Bad arguments");
+ return NULL;
+ }
- break;
+ kind = a->ts.kind > p->ts.kind ? a->ts.kind : p->ts.kind;
- case BT_REAL:
- if (mpfr_cmp_ui (p->value.real, 0) == 0)
- {
- /* Result is processor-dependent. */
- gfc_error ("Second argument of MODULO at %L is zero", &p->where);
- gfc_free_expr (result);
- return &gfc_bad_expr;
- }
+ if (simplify_int_real_promotion2 (a, p, &ar, &pr))
+ {
+ result = gfc_get_constant_expr (BT_REAL, kind, &a->where);
- gfc_set_model_kind (kind);
- mpfr_fmod (result->value.real, a->value.real, p->value.real,
- GFC_RND_MODE);
- if (mpfr_cmp_ui (result->value.real, 0) != 0)
- {
- if (mpfr_signbit (a->value.real) != mpfr_signbit (p->value.real))
- mpfr_add (result->value.real, result->value.real, p->value.real,
- GFC_RND_MODE);
- }
- else
- mpfr_copysign (result->value.real, result->value.real,
- p->value.real, GFC_RND_MODE);
- break;
+ if (mpfr_cmp_ui (pr, 0) == 0)
+ {
+ /* Result is processor-dependent. */
+ gfc_error ("Second argument of MODULO at %L is zero", &p->where);
+ gfc_free_expr (result);
+ return &gfc_bad_expr;
+ }
+ gfc_set_model_kind (kind);
+ mpfr_fmod (result->value.real, ar, pr, GFC_RND_MODE);
+ if (mpfr_cmp_ui (result->value.real, 0) != 0)
+ {
+ if (mpfr_signbit (ar) != mpfr_signbit (pr))
+ mpfr_add (result->value.real, result->value.real, pr, GFC_RND_MODE);
+ }
+ else
+ mpfr_copysign (result->value.real, result->value.real, pr, GFC_RND_MODE);
+ }
+ else
+ {
+ result = gfc_get_constant_expr (BT_INTEGER, kind, &a->where);
- default:
- gfc_internal_error ("gfc_simplify_modulo(): Bad arguments");
+ if (mpz_cmp_ui (p->value.integer, 0) == 0)
+ {
+ /* Result is processor-dependent. This processor just opts
+ to not handle it at all. */
+ gfc_error ("Second argument of MODULO at %L is zero", &a->where);
+ gfc_free_expr (result);
+ return &gfc_bad_expr;
+ }
+ mpz_fdiv_r (result->value.integer, a->value.integer, p->value.integer);
}
return range_check (result, "MODULO");
@@ -6133,27 +6252,40 @@ gfc_expr *
gfc_simplify_sign (gfc_expr *x, gfc_expr *y)
{
gfc_expr *result;
+ bool neg;
if (x->expr_type != EXPR_CONSTANT || y->expr_type != EXPR_CONSTANT)
return NULL;
result = gfc_get_constant_expr (x->ts.type, x->ts.kind, &x->where);
+ switch (y->ts.type)
+ {
+ case BT_INTEGER:
+ neg = (mpz_sgn (y->value.integer) < 0);
+ break;
+
+ case BT_REAL:
+ neg = (mpfr_sgn (y->value.real) < 0);
+ break;
+
+ default:
+ gfc_internal_error ("Bad type in gfc_simplify_sign");
+ }
+
switch (x->ts.type)
{
case BT_INTEGER:
mpz_abs (result->value.integer, x->value.integer);
- if (mpz_sgn (y->value.integer) < 0)
+ if (neg)
mpz_neg (result->value.integer, result->value.integer);
break;
case BT_REAL:
- if (flag_sign_zero)
- mpfr_copysign (result->value.real, x->value.real, y->value.real,
- GFC_RND_MODE);
+ if (flag_sign_zero && y->ts.type == BT_REAL)
+ mpfr_copysign (result->value.real, x->value.real, y->value.real, GFC_RND_MODE);
else
- mpfr_setsign (result->value.real, x->value.real,
- mpfr_sgn (y->value.real) < 0 ? 1 : 0, GFC_RND_MODE);
+ mpfr_setsign (result->value.real, x->value.real, neg, GFC_RND_MODE);
break;
default:
diff -Nrup a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_const_promotion.f b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_const_promotion.f
--- a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_const_promotion.f 1969-12-31 17:00:00.000000000 -0700
+++ b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_const_promotion.f 2018-06-05 11:50:45.288707657 -0600
@@ -0,0 +1,86 @@
+! { dg-do compile }
+! { dg-options "-fdec -finit-real=snan" }
+!
+! Test promotion between integers and reals in intrinsic operations.
+! These operations are: mod, modulo, dim, sign, min, max, minloc and
+! maxloc.
+!
+ PROGRAM promotion_int_real_const
+ ! array_nan 4th position value is NAN
+ REAL array_nan(4)
+ DATA array_nan(1)/-4.0/
+ DATA array_nan(2)/3.0/
+ DATA array_nan(3)/-2/
+
+ INTEGER m_i/0/
+ REAL m_r/0.0/
+
+ INTEGER md_i/0/
+ REAL md_r/0.0/
+
+ INTEGER d_i/0/
+ REAL d_r/0.0/
+
+ INTEGER s_i/0/
+ REAL s_r/0.0/
+
+ INTEGER mn_i/0/
+ REAL mn_r/0.0/
+
+ INTEGER mx_i/0/
+ REAL mx_r/0.0/
+
+ m_i = MOD(4, 3)
+ if (m_i .ne. 1) STOP 1
+ m_r = MOD(4.0, 3.0)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 2
+ m_r = MOD(4, 3.0)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 3
+ m_r = MOD(4.0, 3)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 4
+
+ md_i = MODULO(4, 3)
+ if (md_i .ne. 1) STOP 5
+ md_r = MODULO(4.0, 3.0)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 6
+ md_r = MODULO(4, 3.0)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 7
+ md_r = MODULO(4.0, 3)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 8
+
+ d_i = DIM(4, 3)
+ if (d_i .ne. 1) STOP 9
+ d_r = DIM(4.0, 3.0)
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 10
+ d_r = DIM(4.0, 3)
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 11
+ d_r = DIM(3, 4.0)
+ if (abs(d_r) > 1.0D-6) STOP 12
+
+ s_i = SIGN(-4, 3)
+ if (s_i .ne. 4) STOP 13
+ s_r = SIGN(4.0, -3.0)
+ if (abs(s_r - (-4.0)) > 1.0D-6) STOP 14
+ s_r = SIGN(4.0, -3)
+ if (abs(s_r - (-4.0)) > 1.0D-6) STOP 15
+ s_r = SIGN(-4, 3.0)
+ if (abs(s_r - 4.0) > 1.0D-6) STOP 16
+
+ mx_i = MAX(-4, -3, 2, 1)
+ if (mx_i .ne. 2) STOP 17
+ mx_r = MAX(-4.0, -3.0, 2.0, 1.0)
+ if (abs(mx_r - 2.0) > 1.0D-6) STOP 18
+ mx_r = MAX(-4, -3.0, 2.0, 1)
+ if (abs(mx_r - 2.0) > 1.0D-6) STOP 19
+ mx_i = MAXLOC(array_nan, 1)
+ if (mx_i .ne. 2) STOP 20
+
+ mn_i = MIN(-4, -3, 2, 1)
+ if (mn_i .ne. -4) STOP 21
+ mn_r = MIN(-4.0, -3.0, 2.0, 1.0)
+ if (abs(mn_r - (-4.0)) > 1.0D-6) STOP 22
+ mn_r = MIN(-4, -3.0, 2.0, 1)
+ if (abs(mn_r - (-4.0)) > 1.0D-6) STOP 23
+ mn_i = MINLOC(array_nan, 1)
+ if (mn_i .ne. 1) STOP 24
+ END PROGRAM
diff -Nrup a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-2.f b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-2.f
--- a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-2.f 1969-12-31 19:00:00.000000000 -0500
+++ b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-2.f 2018-07-13 14:46:45.000000000 -0400
@@ -0,0 +1,114 @@
+! { dg-do compile }
+! { dg-options "-fdec" }
+!
+! Test promotion between integers and reals in intrinsic operations.
+! These operations are: mod, modulo, dim, sign, min, max, minloc and
+! maxloc.
+!
+ PROGRAM promotion_int_real
+ REAL l/0.0/
+ LOGICAL a_l
+ LOGICAL*4 a2_l
+ LOGICAL b_l
+ LOGICAL*8 b2_l
+ LOGICAL x_l
+ LOGICAL y_l
+ CHARACTER a_c
+ CHARACTER*4 a2_c
+ CHARACTER b_c
+ CHARACTER*8 b2_c
+ CHARACTER x_c
+ CHARACTER y_c
+
+ INTEGER m_i/0/
+ REAL m_r/0.0/
+
+ INTEGER md_i/0/
+ REAL md_r/0.0/
+
+ INTEGER d_i/0/
+ REAL d_r/0.0/
+
+ INTEGER s_i/0/
+ REAL s_r/0.0/
+
+ INTEGER mn_i/0/
+ REAL mn_r/0.0/
+
+ INTEGER mx_i/0/
+ REAL mx_r/0.0/
+
+ m_i = MOD(a_l, b_l) ! { dg-error "" }
+ if (m_i .ne. 1) STOP 1
+ m_i = MOD(a2_l, b2_l) ! { dg-error "" }
+ if (m_i .ne. 1) STOP 2
+ m_r = MOD(a_c, b_c) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 3
+ m_r = MOD(a2_c, b2_c) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 4
+ m_r = MOD(a_l, b_c) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 5
+ m_r = MOD(a_c, b_l) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 6
+
+ md_i = MODULO(a_l, b_l) ! { dg-error "" }
+ if (md_i .ne. 1) STOP 7
+ md_i = MODULO(a2_l, b2_l) ! { dg-error "" }
+ if (md_i .ne. 1) STOP 8
+ md_r = MODULO(a_c, b_c) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 9
+ md_r = MODULO(a2_c, b2_c) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 10
+ md_r = MODULO(a_l, b_c) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 11
+ md_r = MODULO(a_c, b_l) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 12
+
+ d_i = DIM(a_l, b_l) ! { dg-error "" }
+ if (d_i .ne. 1) STOP 13
+ d_i = DIM(a2_l, b2_l) ! { dg-error "" }
+ if (d_i .ne. 1) STOP 14
+ d_r = DIM(a_c, b_c) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 15
+ d_r = DIM(a2_c, b2_c) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 16
+ d_r = DIM(a_c, b_l) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 17
+ d_r = DIM(b_l, a_c) ! { dg-error "" }
+ if (abs(d_r) > 1.0D-6) STOP 18
+
+ s_i = SIGN(-a_l, b_l) ! { dg-error "" }
+ if (s_i .ne. 4) STOP 19
+ s_i = SIGN(-a2_l, b2_l) ! { dg-error "" }
+ if (s_i .ne. 4) STOP 20
+ s_r = SIGN(a_c, -b_c) ! { dg-error "" }
+ if (abs(s_r - (-a_c)) > 1.0D-6) STOP 21 ! { dg-error "" }
+ s_r = SIGN(a2_c, -b2_c) ! { dg-error "" }
+ if (abs(s_r - (-a2_c)) > 1.0D-6) STOP 22 ! { dg-error "" }
+ s_r = SIGN(a_c, -b_l) ! { dg-error "" }
+ if (abs(s_r - (-a_c)) > 1.0D-6) STOP 23 ! { dg-error "" }
+ s_r = SIGN(-a_l, b_c) ! { dg-error "" }
+ if (abs(s_r - a_c) > 1.0D-6) STOP 24 ! { dg-error "" }
+
+ mx_i = MAX(-a_l, -b_l, x_l, y_l) ! { dg-error "" }
+ if (mx_i .ne. x_l) STOP 25 ! { dg-error "" }
+ mx_i = MAX(-a2_l, -b2_l, x_l, y_l) ! { dg-error "" }
+ if (mx_i .ne. x_l) STOP 26 ! { dg-error "" }
+ mx_r = MAX(-a_c, -b_c, x_c, y_c) ! { dg-error "" }
+ if (abs(mx_r - x_c) > 1.0D-6) STOP 27 ! { dg-error "" }
+ mx_r = MAX(-a_c, -b_c, x_c, y_c) ! { dg-error "" }
+ if (abs(mx_r - x_c) > 1.0D-6) STOP 28 ! { dg-error "" }
+ mx_r = MAX(-a_l, -b_c, x_c, y_l) ! { dg-error "" }
+ if (abs(mx_r - x_c) > 1.0D-6) STOP 29 ! { dg-error "" }
+
+ mn_i = MIN(-a_l, -b_l, x_l, y_l) ! { dg-error "" }
+ if (mn_i .ne. -a_l) STOP 31 ! { dg-error "" }
+ mn_i = MIN(-a2_l, -b2_l, x_l, y_l) ! { dg-error "" }
+ if (mn_i .ne. -a2_l) STOP 32 ! { dg-error "" }
+ mn_r = MIN(-a_c, -b_c, x_c, y_c) ! { dg-error "" }
+ if (abs(mn_r - (-a_c)) > 1.0D-6) STOP 33 ! { dg-error "" }
+ mn_r = MIN(-a2_c, -b2_c, x_c, y_c) ! { dg-error "" }
+ if (abs(mn_r - (-a2_c)) > 1.0D-6) STOP 34 ! { dg-error "" }
+ mn_r = MIN(-a_l, -b_c, x_c, y_l) ! { dg-error "" }
+ if (abs(mn_r - (-a_c)) > 1.0D-6) STOP 35 ! { dg-error "" }
+ END PROGRAM
diff -Nrup a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-3.f b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-3.f
--- a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-3.f 1969-12-31 19:00:00.000000000 -0500
+++ b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion-3.f 2018-07-13 14:46:45.000000000 -0400
@@ -0,0 +1,114 @@
+! { dg-do compile }
+! { dg-options "-fdec" }
+!
+! Test promotion between integers and reals in intrinsic operations.
+! These operations are: mod, modulo, dim, sign, min, max, minloc and
+! maxloc.
+!
+ PROGRAM promotion_int_real
+ REAL l/0.0/
+ INTEGER a_i/4/
+ INTEGER*4 a2_i/4/
+ CHARACTER b_c
+ CHARACTER*8 b2_c
+ INTEGER x_i/2/
+ CHARACTER y_c
+ REAL a_r/4.0/
+ REAL*4 a2_r/4.0/
+ LOGICAL b_l
+ LOGICAL*8 b2_l
+ REAL x_r/2.0/
+ LOGICAL y_l
+
+ INTEGER m_i/0/
+ REAL m_r/0.0/
+
+ INTEGER md_i/0/
+ REAL md_r/0.0/
+
+ INTEGER d_i/0/
+ REAL d_r/0.0/
+
+ INTEGER s_i/0/
+ REAL s_r/0.0/
+
+ INTEGER mn_i/0/
+ REAL mn_r/0.0/
+
+ INTEGER mx_i/0/
+ REAL mx_r/0.0/
+
+ m_i = MOD(a_i, b_c) ! { dg-error "" }
+ if (m_i .ne. 1) STOP 1
+ m_i = MOD(a2_i, b2_c) ! { dg-error "" }
+ if (m_i .ne. 1) STOP 2
+ m_r = MOD(a_r, b_l) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 3
+ m_r = MOD(a2_r, b2_l) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 4
+ m_r = MOD(a_i, b_l) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 5
+ m_r = MOD(a_r, b_c) ! { dg-error "" }
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 6
+
+ md_i = MODULO(a_i, b_c) ! { dg-error "" }
+ if (md_i .ne. 1) STOP 7
+ md_i = MODULO(a2_i, b2_c) ! { dg-error "" }
+ if (md_i .ne. 1) STOP 8
+ md_r = MODULO(a_r, b_l) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 9
+ md_r = MODULO(a2_r, b2_l) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 10
+ md_r = MODULO(a_i, b_l) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 11
+ md_r = MODULO(a_r, b_c) ! { dg-error "" }
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 12
+
+ d_i = DIM(a_i, b_c) ! { dg-error "" }
+ if (d_i .ne. 1) STOP 13
+ d_i = DIM(a2_i, b2_c) ! { dg-error "" }
+ if (d_i .ne. 1) STOP 14
+ d_r = DIM(a_r, b_l) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 15
+ d_r = DIM(a2_r, b2_l) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 16
+ d_r = DIM(a_r, b_c) ! { dg-error "" }
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 17
+ d_r = DIM(b_c, a_r) ! { dg-error "" }
+ if (abs(d_r) > 1.0D-6) STOP 18
+
+ s_i = SIGN(-a_i, b_c) ! { dg-error "" }
+ if (s_i .ne. 4) STOP 19
+ s_i = SIGN(-a2_i, b2_c) ! { dg-error "" }
+ if (s_i .ne. 4) STOP 20
+ s_r = SIGN(a_r, -b_l) ! { dg-error "" }
+ if (abs(s_r - (-a_r)) > 1.0D-6) STOP 21
+ s_r = SIGN(a2_r, -b2_l) ! { dg-error "" }
+ if (abs(s_r - (-a2_r)) > 1.0D-6) STOP 22
+ s_r = SIGN(a_r, -b_c) ! { dg-error "" }
+ if (abs(s_r - (-a_r)) > 1.0D-6) STOP 23
+ s_r = SIGN(-a_i, b_l) ! { dg-error "" }
+ if (abs(s_r - a_r) > 1.0D-6) STOP 24
+
+ mx_i = MAX(-a_i, -b_c, x_i, y_c) ! { dg-error "" }
+ if (mx_i .ne. x_i) STOP 25
+ mx_i = MAX(-a2_i, -b2_c, x_i, y_c) ! { dg-error "" }
+ if (mx_i .ne. x_i) STOP 26
+ mx_r = MAX(-a_r, -b_l, x_r, y_l) ! { dg-error "" }
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 27
+ mx_r = MAX(-a_r, -b_l, x_r, y_l) ! { dg-error "" }
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 28
+ mx_r = MAX(-a_i, -b_l, x_r, y_c) ! { dg-error "" }
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 29
+
+ mn_i = MIN(-a_i, -b_c, x_i, y_c) ! { dg-error "" }
+ if (mn_i .ne. -a_i) STOP 31
+ mn_i = MIN(-a2_i, -b2_c, x_i, y_c) ! { dg-error "" }
+ if (mn_i .ne. -a2_i) STOP 32
+ mn_r = MIN(-a_r, -b_l, x_r, y_l) ! { dg-error "" }
+ if (abs(mn_r - (-a_r)) > 1.0D-6) STOP 33
+ mn_r = MIN(-a2_r, -b2_l, x_r, y_l) ! { dg-error "" }
+ if (abs(mn_r - (-a2_r)) > 1.0D-6) STOP 34
+ mn_r = MIN(-a_i, -b_l, x_r, y_c) ! { dg-error "" }
+ if (abs(mn_r - (-a_r)) > 1.0D-6) STOP 35
+ END PROGRAM
diff -Nrup a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion.f b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion.f
--- a/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion.f 1969-12-31 17:00:00.000000000 -0700
+++ b/gcc/testsuite/gfortran.dg/dec_intrinsic_int_real_promotion.f 2018-06-05 11:50:45.288707657 -0600
@@ -0,0 +1,126 @@
+! { dg-do compile }
+! { dg-options "-fdec" }
+!
+! Test promotion between integers and reals in intrinsic operations.
+! These operations are: mod, modulo, dim, sign, min, max, minloc and
+! maxloc.
+!
+ PROGRAM promotion_int_real
+ REAL l/0.0/
+ INTEGER a_i/4/
+ INTEGER*4 a2_i/4/
+ INTEGER b_i/3/
+ INTEGER*8 b2_i/3/
+ INTEGER x_i/2/
+ INTEGER y_i/1/
+ REAL a_r/4.0/
+ REAL*4 a2_r/4.0/
+ REAL b_r/3.0/
+ REAL*8 b2_r/3.0/
+ REAL x_r/2.0/
+ REAL y_r/1.0/
+
+ REAL array_nan(4)
+ DATA array_nan(1)/-4.0/
+ DATA array_nan(2)/3.0/
+ DATA array_nan(3)/-2/
+
+ INTEGER m_i/0/
+ REAL m_r/0.0/
+
+ INTEGER md_i/0/
+ REAL md_r/0.0/
+
+ INTEGER d_i/0/
+ REAL d_r/0.0/
+
+ INTEGER s_i/0/
+ REAL s_r/0.0/
+
+ INTEGER mn_i/0/
+ REAL mn_r/0.0/
+
+ INTEGER mx_i/0/
+ REAL mx_r/0.0/
+
+ ! array_nan 4th position value is NAN
+ array_nan(4) = 0/l
+
+ m_i = MOD(a_i, b_i)
+ if (m_i .ne. 1) STOP 1
+ m_i = MOD(a2_i, b2_i)
+ if (m_i .ne. 1) STOP 2
+ m_r = MOD(a_r, b_r)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 3
+ m_r = MOD(a2_r, b2_r)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 4
+ m_r = MOD(a_i, b_r)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 5
+ m_r = MOD(a_r, b_i)
+ if (abs(m_r - 1.0) > 1.0D-6) STOP 6
+
+ md_i = MODULO(a_i, b_i)
+ if (md_i .ne. 1) STOP 7
+ md_i = MODULO(a2_i, b2_i)
+ if (md_i .ne. 1) STOP 8
+ md_r = MODULO(a_r, b_r)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 9
+ md_r = MODULO(a2_r, b2_r)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 10
+ md_r = MODULO(a_i, b_r)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 11
+ md_r = MODULO(a_r, b_i)
+ if (abs(md_r - 1.0) > 1.0D-6) STOP 12
+
+ d_i = DIM(a_i, b_i)
+ if (d_i .ne. 1) STOP 13
+ d_i = DIM(a2_i, b2_i)
+ if (d_i .ne. 1) STOP 14
+ d_r = DIM(a_r, b_r)
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 15
+ d_r = DIM(a2_r, b2_r)
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 16
+ d_r = DIM(a_r, b_i)
+ if (abs(d_r - 1.0) > 1.0D-6) STOP 17
+ d_r = DIM(b_i, a_r)
+ if (abs(d_r) > 1.0D-6) STOP 18
+
+ s_i = SIGN(-a_i, b_i)
+ if (s_i .ne. 4) STOP 19
+ s_i = SIGN(-a2_i, b2_i)
+ if (s_i .ne. 4) STOP 20
+ s_r = SIGN(a_r, -b_r)
+ if (abs(s_r - (-a_r)) > 1.0D-6) STOP 21
+ s_r = SIGN(a2_r, -b2_r)
+ if (abs(s_r - (-a2_r)) > 1.0D-6) STOP 22
+ s_r = SIGN(a_r, -b_i)
+ if (abs(s_r - (-a_r)) > 1.0D-6) STOP 23
+ s_r = SIGN(-a_i, b_r)
+ if (abs(s_r - a_r) > 1.0D-6) STOP 24
+
+ mx_i = MAX(-a_i, -b_i, x_i, y_i)
+ if (mx_i .ne. x_i) STOP 25
+ mx_i = MAX(-a2_i, -b2_i, x_i, y_i)
+ if (mx_i .ne. x_i) STOP 26
+ mx_r = MAX(-a_r, -b_r, x_r, y_r)
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 27
+ mx_r = MAX(-a_r, -b_r, x_r, y_r)
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 28
+ mx_r = MAX(-a_i, -b_r, x_r, y_i)
+ if (abs(mx_r - x_r) > 1.0D-6) STOP 29
+ mx_i = MAXLOC(array_nan, 1)
+ if (mx_i .ne. 2) STOP 30
+
+ mn_i = MIN(-a_i, -b_i, x_i, y_i)
+ if (mn_i .ne. -a_i) STOP 31
+ mn_i = MIN(-a2_i, -b2_i, x_i, y_i)
+ if (mn_i .ne. -a2_i) STOP 32
+ mn_r = MIN(-a_r, -b_r, x_r, y_r)
+ if (abs(mn_r - (-a_r)) > 1.0D-6) STOP 33
+ mn_r = MIN(-a2_r, -b2_r, x_r, y_r)
+ if (abs(mn_r - (-a2_r)) > 1.0D-6) STOP 34
+ mn_r = MIN(-a_i, -b_r, x_r, y_i)
+ if (abs(mn_r - (-a_r)) > 1.0D-6) STOP 35
+ mn_i = MINLOC(array_nan, 1)
+ if (mn_i .ne. 1) STOP 36
+ END PROGRAM