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; RUN: opt -passes="ipsccp<func-spec>" -force-specialization -S < %s | FileCheck %s
; Check that function foo does not gets specialised as it contains an intrinsic
; that is marked as NoDuplicate.
; Please note that the use of the hardwareloop intrinsic is arbitrary; it's
; just an easy to use intrinsic that has NoDuplicate.
; CHECK-NOT: @foo.specialized.1(
; CHECK-NOT: @foo.specialized.2(
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
@A = external dso_local constant i32, align 4
@B = external dso_local constant i32, align 4
define dso_local i32 @bar(i32 %x, i32 %y) {
entry:
%tobool = icmp ne i32 %x, 0
br i1 %tobool, label %if.then, label %if.else
if.then:
%call = call i32 @foo(i32 %x, ptr @A)
br label %return
if.else:
%call1 = call i32 @foo(i32 %y, ptr @B)
br label %return
return:
%retval.0 = phi i32 [ %call, %if.then ], [ %call1, %if.else ]
ret i32 %retval.0
}
define internal i32 @foo(i32 %x, ptr %b) {
entry:
%0 = load i32, ptr %b, align 4
%add = add nsw i32 %x, %0
%cmp = call i1 @llvm.test.set.loop.iterations.i32(i32 42)
ret i32 %add
}
declare i1 @llvm.test.set.loop.iterations.i32(i32)
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