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; RUN: opt -S -passes=ipsccp < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux"
define void @test(i32 signext %n) {
; CHECK-LABEL: @test
entry:
br i1 undef, label %if.then, label %if.end
if.then: ; preds = %entry
ret void
if.end: ; preds = %entry
br i1 undef, label %if.then2, label %if.end4
if.then2: ; preds = %if.end
unreachable
if.end4: ; preds = %if.end
%sub.n = select i1 undef, i32 undef, i32 %n
switch i32 %sub.n, label %if.else14 [
i32 0, label %if.then9
i32 1, label %if.then12
]
if.then9: ; preds = %if.end4
unreachable
if.then12: ; preds = %if.end4
unreachable
if.else14: ; preds = %if.end4
br label %do.body
do.body: ; preds = %do.body, %if.else14
%scale.0 = phi ppc_fp128 [ 0xM3FF00000000000000000000000000000, %if.else14 ], [ %scale.0, %do.body ]
br i1 undef, label %do.body, label %if.then33
if.then33: ; preds = %do.body
br i1 undef, label %_ZN5boost4math4signIgEEiRKT_.exit30, label %cond.false.i28
cond.false.i28: ; preds = %if.then33
%0 = bitcast ppc_fp128 %scale.0 to i128
%tobool.i26 = icmp slt i128 %0, 0
br label %_ZN5boost4math4signIgEEiRKT_.exit30
_ZN5boost4math4signIgEEiRKT_.exit30: ; preds = %cond.false.i28, %if.then33
unreachable
}
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