You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
16 lines
889 B
16 lines
889 B
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt < %s -instsimplify -S | FileCheck %s
|
|
|
|
; Reproducer for a crash in computeKnownBitsFromOperator due to blindly
|
|
; casting from llvm::Operator to ExtractElementInst. That does not work
|
|
; if the Operator is a ConstantExpr.
|
|
@g = global [21 x i32] zeroinitializer
|
|
define i32 @test1(i32 %a) {
|
|
; CHECK-LABEL: @test1(
|
|
; CHECK-NEXT: [[T:%.*]] = sub i32 [[A:%.*]], extractelement (<4 x i32> ptrtoint (<4 x i32*> getelementptr inbounds ([21 x i32], [21 x i32]* @g, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 17>) to <4 x i32>), i32 3)
|
|
; CHECK-NEXT: ret i32 [[T]]
|
|
;
|
|
%t = sub i32 %a, extractelement (<4 x i32> ptrtoint (<4 x i32 *> getelementptr inbounds ([21 x i32], [21 x i32] * @g, <4 x i32> zeroinitializer, <4 x i32> <i32 1, i32 2, i32 3, i32 17>) to <4 x i32>), i32 3)
|
|
ret i32 %t
|
|
}
|