1 ; RUN: opt < %s -globalsmodref-aa -gvn -S | not grep load
3 ; This test requires the use of previous analyses to determine that
4 ; doesnotmodX does not modify X (because 'sin' doesn't).
6 @X = internal global i32 4 ; <i32*> [#uses=2]
8 declare double @sin(double) readnone
10 define i32 @test(i32* %P) {
12 call double @doesnotmodX( double 1.000000e+00 ) ; <double>:1 [#uses=0]
13 %V = load i32* @X ; <i32> [#uses=1]
17 define double @doesnotmodX(double %V) {
18 %V2 = call double @sin( double %V ) readnone ; <double> [#uses=1]