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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -jump-threading -S < %s | FileCheck %s
; The indirectbr needs a block address. The add can't produce that.
; This shouldn't crash.
define void @cast_with_binop() {
; CHECK-LABEL: @cast_with_binop(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[OP:%.*]] = add i64 ptrtoint (i8* inttoptr (i32 1 to i8*) to i64), undef
; CHECK-NEXT: [[CAST:%.*]] = inttoptr i64 [[OP]] to i8*
; CHECK-NEXT: indirectbr i8* [[CAST]], [label [[BB3:%.*]], label %bb2]
; CHECK: bb2:
; CHECK-NEXT: unreachable
; CHECK: bb3:
; CHECK-NEXT: ret void
;
bb:
%op = add i64 ptrtoint (i8* inttoptr (i32 1 to i8*) to i64), undef
%cast = inttoptr i64 %op to i8*
indirectbr i8* %cast, [label %bb3, label %bb2]
bb2:
unreachable
bb3:
ret void
}
; The indirectbr needs a block address. The add can't produce that.
; This shouldn't crash.
define void @cast_with_i1(i1 %x, i1 %y) {
; CHECK-LABEL: @cast_with_i1(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[OP:%.*]] = add i1 [[X:%.*]], [[Y:%.*]]
; CHECK-NEXT: [[CAST:%.*]] = inttoptr i1 [[OP]] to i8*
; CHECK-NEXT: indirectbr i8* [[CAST]], [label [[BB3:%.*]], label %bb2]
; CHECK: bb2:
; CHECK-NEXT: unreachable
; CHECK: bb3:
; CHECK-NEXT: ret void
;
bb:
%op = add i1 %x, %y
%cast = inttoptr i1 %op to i8*
indirectbr i8* %cast, [label %bb3, label %bb2]
bb2:
unreachable
bb3:
ret void
}
; The indirectbr needs a block address. The cmp can't produce that.
; This shouldn't crash.
define void @cast_with_cmp(i1 %x, i1 %y) {
; CHECK-LABEL: @cast_with_cmp(
; CHECK-NEXT: bb:
; CHECK-NEXT: [[OP:%.*]] = icmp slt i1 [[X:%.*]], [[Y:%.*]]
; CHECK-NEXT: [[CAST:%.*]] = inttoptr i1 [[OP]] to i8*
; CHECK-NEXT: indirectbr i8* [[CAST]], [label [[BB3:%.*]], label %bb2]
; CHECK: bb2:
; CHECK-NEXT: unreachable
; CHECK: bb3:
; CHECK-NEXT: ret void
;
bb:
%op = icmp slt i1 %x, %y
%cast = inttoptr i1 %op to i8*
indirectbr i8* %cast, [label %bb3, label %bb2]
bb2:
unreachable
bb3:
ret void
}
|
