From e454200b954c8ffc4f7e348376833fcab855dd51 Mon Sep 17 00:00:00 2001 From: Andrew Lenharth Date: Tue, 19 Sep 2006 18:23:39 +0000 Subject: [PATCH] Inspired by the linux kernel, the more we keep adds in the pointer realm, the better pointer analysis works. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30495 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/cast_ptr.ll | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 test/Transforms/InstCombine/cast_ptr.ll diff --git a/test/Transforms/InstCombine/cast_ptr.ll b/test/Transforms/InstCombine/cast_ptr.ll new file mode 100644 index 00000000000..be0a8970dce --- /dev/null +++ b/test/Transforms/InstCombine/cast_ptr.ll @@ -0,0 +1,15 @@ +; Tests to make sure elimination of casts is working correctly +; RUN: llvm-as < %s | opt -instcombine -disable-output && +; RUN: llvm-as < %s | opt -instcombine | llvm-dis | not grep cast + +target pointersize = 32 + +implementation + +sbyte* %test1(sbyte* %t) { + %tmpc = cast sbyte* %t to uint + %tmpa = add uint %tmpc, 32 + %tv = cast uint %tmpa to sbyte* + ret sbyte* %tv +} + -- 2.34.1