llvm/test/Transforms/SCCP/bitcast.ll
Davide Italiano a5b3bc1479 [SCCP] Fold constants as we build them whne visiting cast instructions.
This should be slightly more efficient and could avoid spurious overdefined
markings, as Eli pointed out.

Differential Revision:  http://reviews.llvm.org/D22122

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@274905 91177308-0d34-0410-b5e6-96231b3b80d8
2016-07-08 19:13:40 +00:00

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LLVM

; RUN: opt < %s -ipsccp -S | FileCheck %s
define i128 @vector_to_int_cast() {
%A = bitcast <4 x i32> <i32 1073741824, i32 1073741824, i32 1073741824, i32 1073741824> to i128
ret i128 %A
}
; CHECK: define i128 @vector_to_int_cast(
; CHECK-NEXT: ret i128 85070591750041656499021422275829170176