From: John David Anglin <danglin@gcc.gnu.org>
Date: Sun, 13 Sep 2015 15:05:57 +0000 (+0000)
Subject: fptr.c (SIGN_EXTEND): Cast -1 to unsigned.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=7a84bf7192780875adc0faab6df1b49bbaa926cb;p=gcc.git

fptr.c (SIGN_EXTEND): Cast -1 to unsigned.

	* config/pa/fptr.c (SIGN_EXTEND): Cast -1 to unsigned.

From-SVN: r227717
---

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index bca8328b831..10fd462fd29 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,7 @@
+2015-09-13  John David Anglin  <danglin@gcc.gnu.org>
+
+	* config/pa/fptr.c (SIGN_EXTEND): Cast -1 to unsigned.
+
 2015-09-03  Sebastian Huber  <sebastian.huber@embedded-brains.de>
 
 	* config/gthr-rtems.h (__GTHREADS_CXX0X): New.
diff --git a/libgcc/config/pa/fptr.c b/libgcc/config/pa/fptr.c
index 303672754cd..e81dcabfee7 100644
--- a/libgcc/config/pa/fptr.c
+++ b/libgcc/config/pa/fptr.c
@@ -45,7 +45,7 @@ static int fixup_branch_offset[NOFFSETS] = { 32, -4 };
 #define GET_FIELD(X, FROM, TO) \
   ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
 #define SIGN_EXTEND(VAL,BITS) \
-  ((int) ((VAL) >> ((BITS) - 1) ? (-1 << (BITS)) | (VAL) : (VAL)))
+  ((int) ((VAL) >> ((BITS) - 1) ? ((unsigned)(-1) << (BITS)) | (VAL) : (VAL)))
 
 struct link_map;
 typedef int (*fptr_t) (void);