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-rw-r--r--gcc/fortran/intrinsic.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/fortran/intrinsic.c b/gcc/fortran/intrinsic.c
index ee87228f8f7..3772649c378 100644
--- a/gcc/fortran/intrinsic.c
+++ b/gcc/fortran/intrinsic.c
@@ -4449,6 +4449,27 @@ gfc_intrinsic_func_interface (gfc_expr *expr, int error_flag)
return MATCH_ERROR;
}
+ /* F95, 7.1.6.1: Only transformational functions REPEAT, RESHAPE,
+ SELECTED_INT_KIND, SELECTED_REAL_KIND, TRANSFER, and TRIM are allowed in
+ initialization expressions. */
+
+ if (gfc_init_expr_flag && isym->transformational)
+ {
+ gfc_isym_id id = isym->id;
+ if (id != GFC_ISYM_REPEAT && id != GFC_ISYM_RESHAPE
+ && id != GFC_ISYM_SI_KIND && id != GFC_ISYM_SR_KIND
+ && id != GFC_ISYM_TRANSFER && id != GFC_ISYM_TRIM
+ && !gfc_notify_std (GFC_STD_F2003, "Transformational function %qs "
+ "at %L is invalid in an initialization "
+ "expression", name, &expr->where))
+ {
+ if (!error_flag)
+ gfc_pop_suppress_errors ();
+
+ return MATCH_ERROR;
+ }
+ }
+
gfc_current_intrinsic_where = &expr->where;
/* Bypass the generic list for min, max and ISO_C_Binding's c_loc. */