llvm-6502/test/Transforms/GlobalOpt/integer-bool.ll
2004-12-12 05:52:12 +00:00

23 lines
419 B
LLVM

; RUN: llvm-as < %s | opt -globalopt -instcombine | llvm-dis | grep 'ret bool true'
;; check that global opt turns integers that only hold 0 or 1 into bools.
%G = internal global int 0 ;; This only holds 0 or 1.
implementation
void %set1() {
store int 0, int* %G
ret void
}
void %set2() {
store int 1, int* %G
ret void
}
bool %get() {
%A = load int* %G
%C = setlt int %A, 2 ;; always true
ret bool %C
}