[svn:parrot] r39820 - trunk/compilers/imcc

petdance at svn.parrot.org petdance at svn.parrot.org
Mon Jun 29 05:59:29 UTC 2009


Author: petdance
Date: Mon Jun 29 05:59:28 2009
New Revision: 39820
URL: https://trac.parrot.org/parrot/changeset/39820

Log:
use NULL instead of 0 for pointers

Modified:
   trunk/compilers/imcc/reg_alloc.c

Modified: trunk/compilers/imcc/reg_alloc.c
==============================================================================
--- trunk/compilers/imcc/reg_alloc.c	Mon Jun 29 05:29:03 2009	(r39819)
+++ trunk/compilers/imcc/reg_alloc.c	Mon Jun 29 05:59:28 2009	(r39820)
@@ -422,7 +422,7 @@
 #endif
     if (unit->interference_graph) {
         free(unit->interference_graph);
-        unit->interference_graph =  0;
+        unit->interference_graph = NULL;
     }
 
     if (unit->reglist) {
@@ -854,8 +854,9 @@
     /* We cannot rely on computing the value of r->first when parsing,
      * since the situation can be changed at any time by the register
      * allocation algorithm */
-    r->first_ins = 0;
-    r->use_count = r->lhs_use_count = 0;
+    r->first_ins     = NULL;
+    r->use_count     = 0;
+    r->lhs_use_count = 0;
 
     for (ins = unit->instructions; ins; ins = ins->next) {
         const int ro = instruction_reads(ins, r);


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