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Add GCC PR66035 patch

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This commit is contained in:
Thomas Pöchtrager 2015-10-04 18:58:46 +02:00
parent 24753b8178
commit 73e0b1587f
2 changed files with 54 additions and 0 deletions
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6
build_gcc.sh
View File

@ -52,6 +52,12 @@ pushd gcc*$GCC_VERSION* &>/dev/null
rm -f $OSXCROSS_TARGET_DIR/bin/*-gcc*
rm -f $OSXCROSS_TARGET_DIR/bin/*-g++*
if [ $(osxcross-cmp $GCC_VERSION '>' 5.0.0) == 1 ] &&
[ $(osxcross-cmp $GCC_VERSION '<' 5.3.0) == 1 ]; then
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66035
patch -p1 < $PATCH_DIR/gcc-pr66035.patch
fi
mkdir -p build
pushd build &>/dev/null

48
patches/gcc-pr66035.patch Normal file
View File

@ -0,0 +1,48 @@
--- a/gcc/fortran/trans-expr.c
+++ a/gcc/fortran/trans-expr.c
@@ -6897,6 +6897,30 @@ alloc_scalar_allocatable_for_subcomponent_assignment (stmtblock_t *block,
TREE_TYPE (tmp), tmp,
fold_convert (TREE_TYPE (tmp), size));
}
+ else if (cm->ts.type == BT_CLASS)
+ {
+ gcc_assert (expr2->ts.type == BT_CLASS || expr2->ts.type == BT_DERIVED);
+ if (expr2->ts.type == BT_DERIVED)
+ {
+ tmp = gfc_get_symbol_decl (gfc_find_vtab (&expr2->ts));
+ tmp = gfc_build_addr_expr (NULL_TREE, tmp);
+ size = fold_convert (size_type_node, gfc_vptr_size_get (tmp));
+ }
+ else
+ {
+ gfc_expr *e2vtab;
+ gfc_se se;
+ e2vtab = gfc_find_and_cut_at_last_class_ref (expr2);
+ gfc_add_vptr_component (e2vtab);
+ gfc_add_size_component (e2vtab);
+ gfc_init_se (&se, NULL);
+ gfc_conv_expr (&se, e2vtab);
+ gfc_add_block_to_block (block, &se.pre);
+ size = fold_convert (size_type_node, se.expr);
+ gfc_free_expr (e2vtab);
+ }
+ size_in_bytes = size;
+ }
else
{
/* Otherwise use the length in bytes of the rhs. */
@@ -7068,6 +7092,14 @@ gfc_trans_subcomponent_assign (tree dest, gfc_component * cm, gfc_expr * expr,
tmp = gfc_build_memcpy_call (tmp, se.expr, size);
gfc_add_expr_to_block (&block, tmp);
}
+ else if (cm->ts.type == BT_CLASS && expr->ts.type == BT_CLASS)
+ {
+ tmp = gfc_copy_class_to_class (se.expr, dest, integer_one_node,
+ CLASS_DATA (cm)->attr.unlimited_polymorphic);
+ gfc_add_expr_to_block (&block, tmp);
+ gfc_add_modify (&block, gfc_class_vptr_get (dest),
+ gfc_class_vptr_get (se.expr));
+ }
else
gfc_add_modify (&block, tmp,
fold_convert (TREE_TYPE (tmp), se.expr));