From: Ian Lance Taylor <ian@gcc.gnu.org>
Date: Tue, 25 Aug 2015 19:42:26 +0000 (+0000)
Subject: compiler: Don't crash on erroneous array types.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=25486c2827c7801fc475d2c54f129750006699d5;p=gcc.git

compiler: Don't crash on erroneous array types.


    Fixes golang/go#11546.

    Reviewed-on: https://go-review.googlesource.com/13795

From-SVN: r227184
---

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index e499d7f3c01..1bde6690e2a 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-81810917af7ba19e1f9f8efc8b1989f7d6419d30
+d6d59d5927c4ea0c02468ebc6a2df431fb64595a
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/gcc/go/gofrontend/types.cc b/gcc/go/gofrontend/types.cc
index 5418313aea2..8331678578d 100644
--- a/gcc/go/gofrontend/types.cc
+++ b/gcc/go/gofrontend/types.cc
@@ -5781,6 +5781,8 @@ Array_type::verify_length()
 bool
 Array_type::do_verify()
 {
+  if (this->element_type()->is_error_type())
+    return false;
   if (!this->verify_length())
     this->length_ = Expression::make_error(this->length_->location());
   return true;