llvm-6502/test/Analysis/GlobalsModRef/chaining-analysis.ll
2006-12-02 04:23:10 +00:00

21 lines
495 B
LLVM

; RUN: llvm-upgrade < %s | llvm-as | opt -globalsmodref-aa -load-vn -gcse | llvm-dis | not grep load
; This test requires the use of previous analyses to determine that
; doesnotmodX does not modify X (because 'sin' doesn't).
%X = internal global int 4
declare double %sin(double)
int %test(int *%P) {
store int 12, int* %X
call double %doesnotmodX(double 1.0)
%V = load int* %X
ret int %V
}
double %doesnotmodX(double %V) {
%V2 = call double %sin(double %V)
ret double %V2
}