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1; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s2 3; Test that we don't drop a block that has its address taken.4 5; CHECK: Ltmp0: ## Block address taken6; CHECK: Ltmp1: ## Block address taken7 8@a = common global i32 0, align 49@p = common global ptr null, align 810 11define void @foo() noreturn nounwind uwtable ssp {12entry:13 %tmp = load i32, ptr @a, align 414 %foo = icmp eq i32 0, %tmp15 br i1 %foo, label %sw.bb, label %sw.default16 17sw.bb: ; preds = %entry18 store ptr blockaddress(@foo, %sw.bb1), ptr @p, align 819 br label %sw.bb120 21sw.bb1: ; preds = %sw.default, %sw.bb, %entry22 store ptr blockaddress(@foo, %sw.default), ptr @p, align 823 br label %sw.default24 25sw.default: ; preds = %sw.bb1, %entry26 store ptr blockaddress(@foo, %sw.bb1), ptr @p, align 827 br label %sw.bb128}29