blob: 431b2a68cf4cd6fa77ae2118430b6fb8d108a672 [file] [log] [blame]
; RUN: opt < %s -basicaa -globalsmodref-aa -gvn -S | 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 i32 4 ; <i32*> [#uses=2]
declare double @sin(double) readnone
define i32 @test(i32* %P) {
store i32 12, i32* @X
call double @doesnotmodX( double 1.000000e+00 ) ; <double>:1 [#uses=0]
%V = load i32* @X ; <i32> [#uses=1]
ret i32 %V
define double @doesnotmodX(double %V) {
%V2 = call double @sin( double %V ) readnone ; <double> [#uses=1]
ret double %V2