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