[FlattenAlgo] Replace some isl foreach calls with for loops

Replace foreach calls which only return 'ok' with for loops.

llvm-svn: 337238

1 files changed, 7 insertions, 11 deletions

diff --git a/polly/lib/Transform/FlattenAlgo.cpp b/polly/lib/Transform/FlattenAlgo.cpp
index fc88158bdeb..82cce44c7a9 100644
--- a/polly/lib/Transform/FlattenAlgo.cpp
+++ b/polly/lib/Transform/FlattenAlgo.cpp
@@ -113,11 +113,10 @@ isl::union_map scheduleProjectOut(const isl::union_map &UMap, unsigned first,
                     have no effect on schedule ranges */
 
   auto Result = isl::union_map::empty(UMap.get_space());
-  UMap.foreach_map([=, &Result](isl::map Map) -> isl::stat {
+  for (isl::map Map : UMap.get_map_list()) {
     auto Outprojected = Map.project_out(isl::dim::out, first, n);
     Result = Result.add_map(Outprojected);
-    return isl::stat::ok;
-  });
+  }
   return Result;
 }
 
@@ -128,23 +127,20 @@ isl::union_map scheduleProjectOut(const isl::union_map &UMap, unsigned first,
 /// number of dimensions is not supported by the other code in this file.
 size_t scheduleScatterDims(const isl::union_map &Schedule) {
   unsigned Dims = 0;
-  Schedule.foreach_map([&Dims](isl::map Map) -> isl::stat {
+  for (isl::map Map : Schedule.get_map_list())
     Dims = std::max(Dims, Map.dim(isl::dim::out));
-    return isl::stat::ok;
-  });
   return Dims;
 }
 
 /// Return the @p pos' range dimension, converted to an isl_union_pw_aff.
 isl::union_pw_aff scheduleExtractDimAff(isl::union_map UMap, unsigned pos) {
   auto SingleUMap = isl::union_map::empty(UMap.get_space());
-  UMap.foreach_map([=, &SingleUMap](isl::map Map) -> isl::stat {
-    auto MapDims = Map.dim(isl::dim::out);
-    auto SingleMap = Map.project_out(isl::dim::out, 0, pos);
+  for (isl::map Map : UMap.get_map_list()) {
+    unsigned MapDims = Map.dim(isl::dim::out);
+    isl::map SingleMap = Map.project_out(isl::dim::out, 0, pos);
     SingleMap = SingleMap.project_out(isl::dim::out, 1, MapDims - pos - 1);
     SingleUMap = SingleUMap.add_map(SingleMap);
-    return isl::stat::ok;
-  });
+  };
 
   auto UAff = isl::union_pw_multi_aff(SingleUMap);
   auto FirstMAff = isl::multi_union_pw_aff(UAff);