llvm-6502/test/Transforms/InstCombine/zext.ll
2008-03-01 09:15:35 +00:00

11 lines
338 B
LLVM

; Tests to make sure elimination of casts is working correctly
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \
; RUN: notcast {} {%c1.*}
define i64 @test_sext_zext(i16 %A) {
%c1 = zext i16 %A to i32 ; <i32> [#uses=1]
%c2 = sext i32 %c1 to i64 ; <i64> [#uses=1]
ret i64 %c2
}