Test case to make sure that constexprs are automatically folded

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5798 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-04-17 19:21:22 +00:00
parent 0af1e8e3a4
commit 4d21cb4151

View File

@ -0,0 +1,17 @@
; This test checks to make sure that constant exprs fold in some simple situations
; RUN: if as < %s | dis | grep cast
; RUN: then exit 1
; RUN: else exit 0
; RUN: fi
%A = global int* cast (sbyte* null to int*) ; Cast null -> fold
%B = global int** cast (int** %A to int**) ; Cast to same type -> fold
%C = global int cast (long 42 to int) ; Integral casts
%D = global int* cast(float* cast (int* %C to float*) to int*) ; cast of cast ptr->ptr
%E = global int cast(float* cast (sbyte 5 to float*) to int) ; int -> ptr -> int
; Test folding of binary instrs
%F = global int* cast(int add (int 5, int -5) to int*)
%G = global int* cast(int sub (int 5, int 5) to int*)