From: Simon Baldwin <simonb@google.com>
Date: Thu, 15 Nov 2012 10:49:02 +0000 (+0000)
Subject: 	* ldmain.c (main): Add start_sbrk set to sbrk(0) on entry.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=24a0971372e2ccaa6a9399fd324370d8a4b430ca;p=binutils-gdb.git

	* ldmain.c (main): Add start_sbrk set to sbrk(0) on entry.
	On exit, compute data size as the delta between current
	sbrk(0) and start_sbrk.
---

diff --git a/ld/ChangeLog b/ld/ChangeLog
index afb0b997fc3..2b0a3e41ed6 100644
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,9 @@
+2012-11-15  Simon Baldwin  <simonb@google.com>
+
+	* ldmain.c (main): Add start_sbrk set to sbrk(0) on entry.
+	On exit, compute data size as the delta between current
+	sbrk(0) and start_sbrk.
+
 2012-11-09  Nick Clifton  <nickc@redhat.com>
 
 	* emultempl/rxelf.em (no_flag_mismatch_warnings): Initialise to
diff --git a/ld/ldmain.c b/ld/ldmain.c
index 3ba19b9fb47..07f5f0923de 100644
--- a/ld/ldmain.c
+++ b/ld/ldmain.c
@@ -191,6 +191,9 @@ main (int argc, char **argv)
 {
   char *emulation;
   long start_time = get_run_time ();
+#ifdef HAVE_SBRK
+  char *start_sbrk = (char *) sbrk (0);
+#endif
 
 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
   setlocale (LC_MESSAGES, "");
@@ -505,7 +508,7 @@ main (int argc, char **argv)
 	       program_name, run_time / 1000000, run_time % 1000000);
 #ifdef HAVE_SBRK
       fprintf (stderr, _("%s: data size %ld\n"), program_name,
-	       (long) (lim - (char *) &environ));
+	       (long) (lim - start_sbrk));
 #endif
       fflush (stderr);
     }