From 2241b7bfbbbd3896b8d90afbdc514dfdcb2f7195 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Wed, 15 May 2002 21:59:31 +0000 Subject: New testcases to ensure sub's are maximally reassociable git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2633 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll (limited to 'test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll') diff --git a/test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll b/test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll new file mode 100644 index 0000000..aa0066a --- /dev/null +++ b/test/Transforms/Reassociate/2002-05-15-SubReassociate2.ll @@ -0,0 +1,15 @@ +; With sub reassociation, constant folding can eliminate the two 12 constants. +; +; RUN: if as < %s | opt -reassociate -constprop -dce | dis | grep 12 +; RUN: then exit 1 +; RUN: else exit 0 +; RUN: fi + +int "test"(int %A, int %B, int %C, int %D) { + %M = add int %A, 12 + %N = add int %M, %B + %O = add int %N, %C + %P = sub int %D, %O + %Q = add int %P, 12 + ret int %Q +} -- cgit v1.1