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llvm-mirror/test/Analysis/GlobalsModRef/chaining-analysis.ll
Dan Gohman 205b641954 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.

llvm-svn: 81537
2009-09-11 18:01:28 +00:00

21 lines
574 B
LLVM

; RUN: opt < %s -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
}