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llvm-mirror/test/Analysis/BasicAA/tailcall-modref.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

17 lines
462 B
LLVM

; RUN: opt < %s -basicaa -gvn -instcombine |\
; RUN: llvm-dis | grep {ret i32 0}
declare void @foo(i32*)
declare void @bar()
define i32 @test() {
%A = alloca i32 ; <i32*> [#uses=3]
call void @foo( i32* %A )
%X = load i32* %A ; <i32> [#uses=1]
tail call void @bar( )
%Y = load i32* %A ; <i32> [#uses=1]
%Z = sub i32 %X, %Y ; <i32> [#uses=1]
ret i32 %Z
}