File systemtap-1.4-gcc46.patch of Package systemtap

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File systemtap-1.4-gcc46.patch of Package systemtap

From: Ismail Doenmez <idoenmez@suse.de>
Subject: Fix compilation with gcc 4.6
Date: 02.05.2011
References: N/A
Upstream: yes
Signed-Off-by: Frank Ch. Eigler <fche@redhat.com>

Fix GCC 4.6 unused-variable warnings
Upstream commit id: 5d8a0aeabbbf3d2e4d0a6c51e6ca9b6d9446c8a0

diff --git a/grapher/grapher.cxx b/grapher/grapher.cxx
index 0111184..87489af 100644
--- a/grapher/grapher.cxx
+++ b/grapher/grapher.cxx
@@ -72,11 +72,13 @@ extern "C"
              strerror_r(errno, errbuf, sizeof(errbuf));
              err = write(STDERR_FILENO, errbuf, strlen(errbuf));
              err = write(STDERR_FILENO, "\n", 1);
+             (void) err; /* XXX: notused */
              return;
            }
          else if (childInfo.pid > 0)
            {
              err = write(signalPipe[1], &childInfo, sizeof(childInfo));
+             (void) err; /* XXX: notused */
            }
          else
            return;
diff --git a/runtime/staprun/common.c b/runtime/staprun/common.c
index 4fbc9e5..99026fb 100644
--- a/runtime/staprun/common.c
+++ b/runtime/staprun/common.c
@@ -399,6 +399,7 @@ static void fatal_handler (int signum)
         rc = write (STDERR_FILENO, ERR_MSG, sizeof(ERR_MSG));
         rc = write (STDERR_FILENO, str, strlen(str));
         rc = write (STDERR_FILENO, "\n", 1);
+        (void) rc; /* notused */
 	_exit(1);
 }
 
diff --git a/runtime/staprun/mainloop.c b/runtime/staprun/mainloop.c
index 2733c2e..1514969 100644
--- a/runtime/staprun/mainloop.c
+++ b/runtime/staprun/mainloop.c
@@ -60,6 +60,7 @@ static void chld_proc(int signum)
     return;
   // send STP_EXIT
   rc = write(control_channel, &btype, sizeof(btype));
+  (void) rc; /* XXX: notused */
 }
 
 #if WORKAROUND_BZ467568
@@ -622,6 +623,7 @@ int stp_main_loop(void)
         dbug(2, "got STP_REQUEST_EXIT\n");
         int32_t rc, btype = STP_EXIT;
         rc = write(control_channel, &btype, sizeof(btype));
+        (void) rc; /* XXX: notused */
         break;
       }
     case STP_START:
diff --git a/tapsets.cxx b/tapsets.cxx
index b141921..4daae5e 100644
--- a/tapsets.cxx
+++ b/tapsets.cxx
@@ -5341,7 +5341,6 @@ sdt_query::handle_probe_entry()
   probe *new_base = convert_location();
   probe_point *new_location = new_base->locations[0];
 
-  bool kprobe_found = false;
   bool need_debug_info = false;
 
   Dwarf_Addr bias;
@@ -5351,7 +5350,6 @@ sdt_query::handle_probe_entry()
   if (have_kprobe())
     {
       convert_probe(new_base);
-      kprobe_found = true;
       // Expand the local variables in the probe body
       sdt_kprobe_var_expanding_visitor svv (module_val,
 					    provider_name,
@@ -7726,13 +7724,15 @@ hwbkpt_builder::build(systemtap_session & sess,
 							    "",len,0,
 							    has_write,
 							    has_rw));
-  else // has symbol_str
+  else if (has_symbol_str)
       finished_results.push_back (new hwbkpt_derived_probe (base,
 							    location,
 							    0,
 							    symbol_str_val,len,0,
 							    has_write,
 							    has_rw));
+  else
+    assert (0);
 }
 
 // ------------------------------------------------------------------------
diff --git a/translate.cxx b/translate.cxx
index e5038f9..82f3ee4 100644
--- a/translate.cxx
+++ b/translate.cxx
@@ -4447,6 +4447,8 @@ c_unparser::visit_print_format (print_format* e)
 	if (components[i].prectype == print_format::prec_dynamic)
 	  prec_ix = arg_ix++;
 
+        (void) width_ix; /* XXX: notused */
+
         /* %m and %M need special care for digging into memory. */
 	if (components[i].type == print_format::conv_memory
 	    || components[i].type == print_format::conv_memory_hex)

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File systemtap-1.4-gcc46.patch of Package systemtap

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