[llvm-commits] [polly] r136749 - /polly/trunk/lib/Analysis/Dependences.cpp

[Tobias Grosser]

Author: grosser
Date: Tue Aug  2 19:09:49 2011
New Revision: 136749

URL: http://llvm.org/viewvc/llvm-project?rev=136749&view=rev
Log:
Dependences: Fix memory corruption.

Signed-off-by: Tobias Grosser <tobias at grosser.es>

Modified:
    polly/trunk/lib/Analysis/Dependences.cpp

Modified: polly/trunk/lib/Analysis/Dependences.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/Analysis/Dependences.cpp?rev=136749&r1=136748&r2=136749&view=diff
==============================================================================
--- polly/trunk/lib/Analysis/Dependences.cpp (original)
+++ polly/trunk/lib/Analysis/Dependences.cpp Tue Aug  2 19:09:49 2011
@@ -102,12 +102,12 @@
       accdom = isl_map_intersect_domain(accdom, domcp);
 
       if ((*MI)->isRead())
-        isl_union_map_add_map(sink, accdom);
+        sink = isl_union_map_add_map(sink, accdom);
       else
-        isl_union_map_add_map(must_source, accdom);
+        must_source = isl_union_map_add_map(must_source, accdom);
     }
     isl_map *scattering = isl_map_copy(Stmt->getScattering());
-    isl_union_map_add_map(schedule, scattering);
+    schedule = isl_union_map_add_map(schedule, scattering);
   }
 
   DEBUG(
@@ -167,7 +167,7 @@
     else
       scattering = isl_map_copy((*NewScattering)[Stmt]);
 
-    isl_union_map_add_map(schedule, scattering);
+    schedule = isl_union_map_add_map(schedule, scattering);
   }
 
   isl_union_map *temp_must_dep, *temp_may_dep;
@@ -240,7 +240,7 @@
     unsigned remainingDimensions = isl_map_n_out(scattering) - dimLevel;
     scattering = isl_map_project_out(scattering, isl_dim_out, dimLevel,
                                      remainingDimensions);
-    isl_union_map_add_map(schedule, scattering);
+    schedule = isl_union_map_add_map(schedule, scattering);
   }
 
   return schedule;