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Re: [RFA] Patch for incorrect handling of references to pointers [pr1147]


Ping.
http://sourceware.org/ml/gdb-patches/2008-05/msg00289.html

Also, just discovered that GMail sends base64 attachments even for
plain text :(

Here it is again as plain text.

--
Paul Pluzhnikov

2008-05-08  Paul Pluzhnikov  <ppluzhnikov@google.com>

	* gdb/valopts.c (find_overload_match): Handle references
	to pointers.

testsuite/ChangeLog:

2008-05-08  Paul Pluzhnikov  <ppluzhnikov@google.com>

	* gdb.cp/call-c.exp: Test for incorrect handling of reference
	to pointer.
	* gdb.cp/call-c.cc: Likewise.

--- gdb/testsuite/gdb.cp/call-c.cc.orig	2008-05-08 14:01:57.000000000 -0700
+++ gdb/testsuite/gdb.cp/call-c.cc	2008-05-08 13:40:09.851165000 -0700
@@ -21,7 +21,18 @@ int func(int x)
    return x;
 }
 
+struct Foo {
+  Foo() : x_(1) { }
+  int func() const { return x_; }
+ private:
+  int x_;
+};
+
 int main()
 {
+    Foo f;
+    Foo *pf = &f;
+    Foo* &rf = pf;
+    rf->func();
     return func(0);
 }
--- gdb/testsuite/gdb.cp/call-c.exp.orig	2008-05-08 14:01:57.000000000 -0700
+++ gdb/testsuite/gdb.cp/call-c.exp	2008-05-08 13:54:14.497857000 -0700
@@ -44,3 +44,6 @@ gdb_load ${binfile}
 runto_main
 
 gdb_test "print foo(1)" "\\\$$decimal = 1"
+send_gdb "next\nnext\nnext\n"
+gdb_expect -re "$gdb_prompt $"
+gdb_test "print rf->func()" "\\\$$decimal = 1"
--- gdb/valops.c.orig	2008-05-08 14:01:57.000000000 -0700
+++ gdb/valops.c	2008-05-08 13:57:14.320875000 -0700
@@ -1919,7 +1919,8 @@ find_overload_match (struct type **arg_t
   if (objp)
     {
       if (TYPE_CODE (value_type (temp)) != TYPE_CODE_PTR
-	  && TYPE_CODE (value_type (*objp)) == TYPE_CODE_PTR)
+	  && (TYPE_CODE (value_type (*objp)) == TYPE_CODE_PTR
+	      || (TYPE_CODE (value_type (*objp)) == TYPE_CODE_REF)))
 	{
 	  temp = value_addr (temp);
 	}


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