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1; RUN: opt -aa-pipeline=globals-aa,basic-aa -passes='require<globals-aa>,gvn' -S < %s | FileCheck %s2 3target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"4target triple = "x86_64-unknown-linux-gnu"5 6@deallocCalled = internal global i8 0, align 17 8; CHECK-LABEL: @main()9define dso_local i32 @main() {10entry:11 %tmp0 = call ptr @llvm.stacksave() #112 %tmp6 = load i8, ptr @deallocCalled, align 113 %tobool = icmp ne i8 %tmp6, 014 br i1 %tobool, label %if.else, label %if.end15 16if.else: ; preds = %entry17 call void @__assert_fail() #018 unreachable19 20; CHECK-LABEL: if.end:21; CHECK-NEXT: call void @llvm.stackrestore22; CHECK-NOT: load i8, ptr @deallocCalled23if.end: ; preds = %entry24 call void @llvm.stackrestore(ptr %tmp0)25 %tmp7 = load i8, ptr @deallocCalled, align 126 %tobool3 = icmp ne i8 %tmp7, 027 br i1 %tobool3, label %if.end6, label %if.else528 29if.else5: ; preds = %if.end30 call void @__assert_fail() #031 unreachable32 33if.end6: ; preds = %if.end34 store i8 0, ptr @deallocCalled, align 135 ret i32 036}37 38declare ptr @llvm.stacksave() #139declare void @llvm.stackrestore(ptr) #140declare dso_local void @__assert_fail() #041 42attributes #0 = { noreturn nosync nounwind }43attributes #1 = { nosync nounwind }44 45