From 269ca408e2839d7f3554a91515d73d4d95352f68 Mon Sep 17 00:00:00 2001 From: Harald Anlauf Date: Wed, 14 Jul 2021 17:25:29 +0200 Subject: [PATCH] Fortran - ICE in gfc_conv_expr_present initializing non-dummy class variable gcc/fortran/ChangeLog: PR fortran/100949 * trans-expr.c (gfc_trans_class_init_assign): Call gfc_conv_expr_present only for dummy variables. gcc/testsuite/ChangeLog: PR fortran/100949 * gfortran.dg/pr100949.f90: New test. --- gcc/fortran/trans-expr.c | 5 +++-- gcc/testsuite/gfortran.dg/pr100949.f90 | 10 ++++++++++ 2 files changed, 13 insertions(+), 2 deletions(-) create mode 100644 gcc/testsuite/gfortran.dg/pr100949.f90 diff --git a/gcc/fortran/trans-expr.c b/gcc/fortran/trans-expr.c index de406ad2e8f2..9e0dcdefd25b 100644 --- a/gcc/fortran/trans-expr.c +++ b/gcc/fortran/trans-expr.c @@ -1741,8 +1741,9 @@ gfc_trans_class_init_assign (gfc_code *code) } } - if (code->expr1->symtree->n.sym->attr.optional - || code->expr1->symtree->n.sym->ns->proc_name->attr.entry_master) + if (code->expr1->symtree->n.sym->attr.dummy + && (code->expr1->symtree->n.sym->attr.optional + || code->expr1->symtree->n.sym->ns->proc_name->attr.entry_master)) { tree present = gfc_conv_expr_present (code->expr1->symtree->n.sym); tmp = build3_loc (input_location, COND_EXPR, TREE_TYPE (tmp), diff --git a/gcc/testsuite/gfortran.dg/pr100949.f90 b/gcc/testsuite/gfortran.dg/pr100949.f90 new file mode 100644 index 000000000000..6c736fd7f729 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr100949.f90 @@ -0,0 +1,10 @@ +! { dg-do compile } +! PR fortran/100949 - ICE in gfc_conv_expr_present, at fortran/trans-expr.c:1975 + +subroutine s +entry f + type t + end type + class(t), allocatable :: y, z + allocate (z, mold=y) +end -- 2.47.2