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[Bug c++/79937] [6/7/8 Regression] ICE in replace_placeholders_r
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 16 Jan 2018 16:37:17 +0000
- Subject: [Bug c++/79937] [6/7/8 Regression] ICE in replace_placeholders_r
- Auto-submitted: auto-generated
- References: <bug-79937-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79937
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
--- gcc/cp/tree.c.jj 2018-01-11 18:58:48.348391787 +0100
+++ gcc/cp/tree.c 2018-01-16 17:15:52.510371663 +0100
@@ -3101,7 +3101,12 @@ replace_placeholders_r (tree* t, int* wa
for (; !same_type_ignoring_top_level_qualifiers_p (TREE_TYPE (*t),
TREE_TYPE (x));
x = TREE_OPERAND (x, 0))
- gcc_assert (TREE_CODE (x) == COMPONENT_REF);
+ if (TREE_CODE (x) != COMPONENT_REF)
+ {
+ /* PLACEHOLDER_EXPR for some other object. */
+ *walk_subtrees = false;
+ break;
+ }
*t = x;
*walk_subtrees = false;
d->seen = true;
avoids the ICE, but whether it is correct or not I have no idea. So, not
really working on this.