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llvm-mirror/test/Transforms/InstCombine/2006-12-05-fp-to-int-ext.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

13 lines
445 B
LLVM

; RUN: opt < %s -instcombine -S | grep zext
; Never merge these two conversions, even though it's possible: this is
; significantly more expensive than the two conversions on some targets
; and it causes libgcc to be compile __fixunsdfdi into a recursive
; function.
define i64 @test(double %D) {
%A = fptoui double %D to i32 ; <i32> [#uses=1]
%B = zext i32 %A to i64 ; <i64> [#uses=1]
ret i64 %B
}