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; RUN: opt -S -gvn-hoist < %s | FileCheck %s
; CHECK: load
; CHECK: load
; Check that the load is not hoisted because the call can potentially
; modify the global
target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
@heap = external global i32, align 4
define i32 @build_tree() unnamed_addr {
entry:
br label %do.body
do.body: ; preds = %do.body, %entry
%tmp9 = load i32, i32* @heap, align 4
%cmp = call i1 @pqdownheap(i32 %tmp9)
br i1 %cmp, label %do.body, label %do.end
do.end: ; preds = %do.body
%tmp20 = load i32, i32* @heap, align 4
ret i32 %tmp20
}
declare i1 @pqdownheap(i32)
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