llvm-6502/test/Analysis/BasicAA/global-size.ll
Dan Gohman b1e1e82c54 Change these tests to feed the assembly files to opt directly, instead
of using llvm-as, now that opt supports this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81226 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-08 16:50:01 +00:00

16 lines
467 B
LLVM

; A store or load cannot alias a global if the accessed amount is larger then
; the global.
; RUN: opt %s -basicaa -gvn -instcombine | llvm-dis | not grep load
@B = global i16 8 ; <i16*> [#uses=2]
define i16 @test(i32* %P) {
%X = load i16* @B ; <i16> [#uses=1]
store i32 7, i32* %P
%Y = load i16* @B ; <i16> [#uses=1]
%Z = sub i16 %Y, %X ; <i16> [#uses=1]
ret i16 %Z
}