Fixing a heisenbug where the memory dependence analysis behaves differently

[oota-llvm.git] / test / Transforms / DeadStoreElimination / free.ll

diff --git a/test/Transforms/DeadStoreElimination/free.ll b/test/Transforms/DeadStoreElimination/free.ll
index 168bd95e5392e837636219e63f89776046b86ac8..1d273d67a5015dc5e7515104a4d0651f87b6aa8d 100644 (file)
--- a/test/Transforms/DeadStoreElimination/free.ll
+++ b/test/Transforms/DeadStoreElimination/free.ll
@@ -5,7 +5,7 @@ target datalayout = "e-p:64:64:64"
 declare void @free(i8* nocapture)
 declare noalias i8* @malloc(i64)
 
-; CHECK: @test
+; CHECK-LABEL: @test(
 ; CHECK-NEXT: bitcast
 ; CHECK-NEXT: @free
 ; CHECK-NEXT: ret void
@@ -17,7 +17,7 @@ define void @test(i32* %Q, i32* %P) {
         ret void
 }
 
-; CHECK: @test2
+; CHECK-LABEL: @test2(
 ; CHECK-NEXT: bitcast
 ; CHECK-NEXT: @free
 ; CHECK-NEXT: ret void
@@ -29,7 +29,7 @@ define void @test2({i32, i32}* %P) {
        ret void
 }
 
-; CHECK: @test3
+; CHECK-LABEL: @test3(
 ; CHECK-NOT: store
 ; CHECK: ret void
 define void @test3() {
@@ -42,7 +42,7 @@ define void @test3() {
 }
 
 ; PR11240
-; CHECK: @test4
+; CHECK-LABEL: @test4(
 ; CHECK-NOT: store
 ; CHECK: ret void
 define void @test4(i1 %x) nounwind {
@@ -58,3 +58,13 @@ skipinit1:
   tail call void @free(i8* %alloc1) nounwind
   ret void
 }
+
+; CHECK-LABEL: @test5(
+define void @test5() {
+  br label %bb
+
+bb:
+  tail call void @free(i8* undef) nounwind
+  br label %bb
+}
+