Merge GDB 7.5.1

gdb/testsuite/gdb.base/lineinc.exp

Index: gdb/testsuite/gdb.base/lineinc.exp
diff --git a/gdb/testsuite/gdb.base/lineinc.exp b/gdb/testsuite/gdb.base/lineinc.exp
index 0edbfe0b289926b0981bb18028f9e86cc4e5441e..79f9091730fcb155a378ec1c5dfd9130c04ed8e2 100644
--- a/gdb/testsuite/gdb.base/lineinc.exp
+++ b/gdb/testsuite/gdb.base/lineinc.exp
@@ -77,10 +77,6 @@
 # sorted in ascending order; GDB would get an internal error trying to
 # read the above debugging info.
 
-if $tracelevel then {
-    strace $tracelevel
-}
-
 
 set testfile "lineinc"
 set binfile ${objdir}/${subdir}/${testfile}