1; Tests to make sure elimination of casts is working correctly 2; This test is for Integer BitWidth > 64 && BitWidth <= 1024. 3; RUN: opt < %s -instcombine -S | FileCheck %s 4 5define i1024 @test_sext_zext(i77 %A) { 6 %c1 = zext i77 %A to i533 7 %c2 = sext i533 %c1 to i1024 8 ret i1024 %c2 9; CHECK: %c2 = zext i77 %A to i1024 10; CHECK: ret i1024 %c2 11} 12