Go patch committed: Remove range-based for loop

Go patch committed: Remove range-based for loop

[Ian Lance Taylor]

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The Go frontend is currently supposed to use C++98.  This patch by
Than McIntosh removes a range based for loop that snuck in recently.
This fixes PR 90669.  Bootstrapped and ran Go testsuite on
x86_64-pc-linux-gnu.  Committed to mainline.

Ian

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Index: gcc/go/gofrontend/MERGE
===================================================================
--- gcc/go/gofrontend/MERGE	(revision 271669)
+++ gcc/go/gofrontend/MERGE	(working copy)
@@ -1,4 +1,4 @@
-3995d545f1e112c682753f342eaef0877551a649
+84b8000c32f671c6cc89df1290ed6e0170308644
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
Index: gcc/go/gofrontend/types.cc
===================================================================
--- gcc/go/gofrontend/types.cc	(revision 271669)
+++ gcc/go/gofrontend/types.cc	(working copy)
@@ -2802,8 +2802,13 @@ Ptrmask::symname() const
 
       // Redirect the bits vector to the digest, and update the prefix.
       prefix = "X";
-      for (char c : digest)
-        shabits.push_back((unsigned char) c);
+      for (std::string::const_iterator p = digest.begin();
+           p != digest.end();
+           ++p)
+        {
+          unsigned char c = *p;
+          shabits.push_back(c);
+        }
       bits = &shabits;
     }