Workaround 'redundant assignment of *result to itself' cppcheck warning

* os_dep.c [DGUX || LINUX && SPARC] (GC_SysVGetDataStart): Call
GC_noop1(&v) if CPPCHECK where v = *result.

diff --git a/os_dep.c b/os_dep.c
index 6d12de1..1caf988 100644 (file)
--- a/os_dep.c
+++ b/os_dep.c
@@ -1852,7 +1852,11 @@ void GC_register_data_segments(void)
     GC_setup_temporary_fault_handler();
     if (SETJMP(GC_jmp_buf) == 0) {
         /* Try writing to the address.  */
-        *result = *result;
+        char v = *result;
+#       if defined(CPPCHECK)
+          GC_noop1((word)&v);
+#       endif
+        *result = v;
         GC_reset_fault_handler();
     } else {
         GC_reset_fault_handler();