1 ; RUN: opt < %s -S -globalopt -instcombine | FileCheck %s 2 ;; check that global opt turns integers that only hold 0 or 1 into bools. 3 4 @G = internal addrspace(1) global i32 0 5 ; CHECK: @G 6 ; CHECK: addrspace(1) 7 ; CHECK: global i1 false 8 9 define void @set1() { 10 store i32 0, i32 addrspace(1)* @G 11 ; CHECK: store i1 false 12 ret void 13 } 14 15 define void @set2() { 16 store i32 1, i32 addrspace(1)* @G 17 ; CHECK: store i1 true 18 ret void 19 } 20 21 define i1 @get() { 22 ; CHECK-LABEL: @get( 23 %A = load i32 addrspace(1) * @G 24 %C = icmp slt i32 %A, 2 25 ret i1 %C 26 ; CHECK: ret i1 true 27 } 28 29
