Add a test for my change to disable reassociation for i1 types.

llvm-svn: 95465
2010-02-06 01:16:25 +00:00 · 2010-02-06 01:16:25 +00:00 · a10e65c852
parent cae03b1e6d
commit a10e65c852
1 changed files with 10 additions and 0 deletions
--- a/llvm/test/Transforms/Reassociate/basictest.ll
+++ b/llvm/test/Transforms/Reassociate/basictest.ll
@ -203,4 +203,14 @@ define i32 @test14(i32 %X1, i32 %X2) {
 ; CHECK-NEXT: ret i32
 }

+; Do not reassociate expressions of type i1
+define i32 @test15(i32 %X1, i32 %X2, i32 %X3) {
+  %A = icmp ne i32 %X1, 0
+  %B = icmp slt i32 %X2, %X3
+  %C = and i1 %A, %B
+  %D = select i1 %C, i32 %X1, i32 0
+  ret i32 %D
+; CHECK: @test15
+; CHECK: and i1 %A, %B
+}