llvm-6502/test/Transforms/InstCombine/2008-04-22-ByValBitcast.ll
Chris Lattner ed98501ab7 distill down the essense of this test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50125 91177308-0d34-0410-b5e6-96231b3b80d8
2008-04-23 03:03:42 +00:00

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666 B
LLVM

;; The bitcast cannot be eliminated because byval arguments need
;; the correct type, or at least a type of the correct size.
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep bitcast
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9"
%struct.NSRect = type { [4 x float] }
define void @foo(i8* %context) nounwind {
entry:
%tmp1 = bitcast i8* %context to %struct.NSRect* ; <%struct.NSRect*> [#uses=1]
call void (i32, ...)* @bar( i32 3, %struct.NSRect* byval align 4 %tmp1 ) nounwind
ret void
}
declare void @bar(i32, ...)