Add a test for canonicalizing ConstantExpr operands.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96820 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/InstCombine/constant-fold-ptr-casts.ll b/test/Transforms/InstCombine/constant-fold-ptr-casts.ll
index 9b6c6c3f58f29dad1e81b011bb886fb23b53b46c..50954468b6f0ff8be5b866b57b3055dd526b8351 100644 (file)
--- a/test/Transforms/InstCombine/constant-fold-ptr-casts.ll
+++ b/test/Transforms/InstCombine/constant-fold-ptr-casts.ll
@@ -1,4 +1,4 @@
-; RUN: opt < %s -instcombine -S | grep {ret i32 2143034560}
+; RUN: opt < %s -instcombine -S | grep {ret i32 2143034560} | count 2
 
 ; Instcombine should be able to completely fold this code.
 
@@ -16,3 +16,12 @@ entry:
        ret i32 %t1
 }
 
+define i32 @goo() nounwind {
+entry:
+       %tmp87.2 = load i64* inttoptr (i32 add (i32 ptrtoint ([3 x i64]* @bar to i32), i32 16) to i64*), align 8
+       %t0 = bitcast i64 %tmp87.2 to double
+       %tmp9192.2 = fptrunc double %t0 to float
+       %t1 = bitcast float %tmp9192.2 to i32
+       ret i32 %t1
+}
+