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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -loop-reduce < %s | FileCheck %s
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
declare void @maybe_throws()
declare void @use1(i1)
define void @is_not_42(i8* %baseptr, i8* %finalptr) local_unnamed_addr align 2 personality i8* undef {
; CHECK-LABEL: @is_not_42(
; CHECK-NEXT: preheader:
; CHECK-NEXT: br label [[HEADER:%.*]]
; CHECK: header:
; CHECK-NEXT: [[PTR:%.*]] = phi i8* [ [[INCPTR:%.*]], [[LATCH:%.*]] ], [ [[BASEPTR:%.*]], [[PREHEADER:%.*]] ]
; CHECK-NEXT: invoke void @maybe_throws()
; CHECK-NEXT: to label [[LATCH]] unwind label [[LPAD:%.*]]
; CHECK: lpad:
; CHECK-NEXT: [[TMP0:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT: catch i8* inttoptr (i64 42 to i8*)
; CHECK-NEXT: [[PTR_IS_NOT_42:%.*]] = icmp ne i8* [[PTR]], inttoptr (i64 42 to i8*)
; CHECK-NEXT: call void @use1(i1 [[PTR_IS_NOT_42]])
; CHECK-NEXT: ret void
; CHECK: latch:
; CHECK-NEXT: [[INCPTR]] = getelementptr inbounds i8, i8* [[PTR]], i64 1
; CHECK-NEXT: br label [[HEADER]]
;
preheader:
br label %header
header:
%ptr = phi i8* [ %incptr, %latch ], [ %baseptr, %preheader ]
invoke void @maybe_throws() to label %latch unwind label %lpad
lpad:
landingpad { i8*, i32 } catch i8* inttoptr (i64 42 to i8*)
%ptr_is_not_42 = icmp ne i8* %ptr, inttoptr (i64 42 to i8*)
call void @use1(i1 %ptr_is_not_42)
ret void
latch:
%incptr = getelementptr inbounds i8, i8* %ptr, i64 1
br label %header
}
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