llvm/test/Transforms/InstCombine/2008-01-06-VoidCast.ll
Matt Arsenault f34dc428fa Change behavior of calling bitcasted alias functions.
It will now only convert the arguments / return value and call
the underlying function if the types are able to be bitcasted.
This avoids using fp<->int conversions that would occur before.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187444 91177308-0d34-0410-b5e6-96231b3b80d8
2013-07-30 20:45:05 +00:00

13 lines
255 B
LLVM

; RUN: opt < %s -instcombine -S | FileCheck %s
define void @f(i16 %y) {
ret void
}
define i32 @g(i32 %y) {
; CHECK-LABEL: @g(
; CHECK: call i32 bitcast
%x = call i32 bitcast (void (i16)* @f to i32 (i32)*)( i32 %y ) ; <i32> [#uses=1]
ret i32 %x
}