From 4a33714dcd1210ff2f158e07ddf16330812c14ab Mon Sep 17 00:00:00 2001 From: Reid Spencer Date: Mon, 19 Mar 2007 20:35:26 +0000 Subject: [PATCH] Test case noticed by Sheng that fails because negative values that are greater than 64-bits don't have the sign bits extended on construction of the APInt. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35178 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Assembler/2007-03-19-NegValue.ll | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 test/Assembler/2007-03-19-NegValue.ll diff --git a/test/Assembler/2007-03-19-NegValue.ll b/test/Assembler/2007-03-19-NegValue.ll new file mode 100644 index 00000000000..364bec1c3ec --- /dev/null +++ b/test/Assembler/2007-03-19-NegValue.ll @@ -0,0 +1,7 @@ +; Test whether negative values > 64 bits retain their negativeness. +; RUN: llvm-as < %s | llvm-dis | grep 'add i65.*, -1' + +define i65 @testConsts(i65 %N) { + %a = add i65 %N, -1 + ret i65 %a +}