[OpenMP] Create COMDAT group for OpenMP offload registration code to avoid multiple copies
Thanks to Sergey Dmitriev for submitting the patch.
Differential Revision: https://reviews.llvm.org/D33509
llvm-svn: 304056
diff --git a/clang/test/OpenMP/target_parallel_if_codegen.cpp b/clang/test/OpenMP/target_parallel_if_codegen.cpp
index 02c69b9..0aebcc2 100644
--- a/clang/test/OpenMP/target_parallel_if_codegen.cpp
+++ b/clang/test/OpenMP/target_parallel_if_codegen.cpp
@@ -31,6 +31,8 @@
// TCHECK: [[ENTTY:%.+]] = type { i8*, i8*, i{{32|64}}, i32, i32 }
+// CHECK-DAG: $[[REGFN:\.omp_offloading\..+]] = comdat
+
// We have 6 target regions
// CHECK-DAG: @{{.*}} = private constant i8 0
@@ -52,11 +54,11 @@
// CHECK: [[ENTEND:@.+]] = external constant [[ENTTY]]
// CHECK: [[DEVBEGIN:@.+]] = external constant i8
// CHECK: [[DEVEND:@.+]] = external constant i8
-// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }]
-// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }
+// CHECK: [[IMAGES:@.+]] = internal unnamed_addr constant [1 x [[DEVTY]]] [{{.+}} { i8* [[DEVBEGIN]], i8* [[DEVEND]], [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }], comdat($[[REGFN]])
+// CHECK: [[DESC:@.+]] = internal constant [[DSCTY]] { i32 1, [[DEVTY]]* getelementptr inbounds ([1 x [[DEVTY]]], [1 x [[DEVTY]]]* [[IMAGES]], i32 0, i32 0), [[ENTTY]]* [[ENTBEGIN]], [[ENTTY]]* [[ENTEND]] }, comdat($[[REGFN]])
// Check target registration is registered as a Ctor.
-// CHECK: appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 0, void ()* bitcast (void (i8*)* [[REGFN:@.+]] to void ()*), i8* null }]
+// CHECK: appending global [1 x { i32, void ()*, i8* }] [{ i32, void ()*, i8* } { i32 0, void ()* bitcast (void (i8*)* @[[REGFN]] to void ()*), i8* bitcast (void (i8*)* @[[REGFN]] to i8*) }]
template<typename tx>