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1; RUN: rm -rf %t && split-file %s %t2; RUN: llvm-link %t/1.ll -S -o - | FileCheck %s --check-prefix=CHECK13;; The source doesn't have comdat.4; RUN: llvm-link %t/2.ll -S -o - | FileCheck %s --check-prefix=CHECK25 6;; The leader is an alias.7; RUN: llvm-link %t/3.ll %t/3-aux.ll -S -o - | FileCheck %s8; RUN: llvm-link %t/3-aux.ll %t/3.ll -S -o - | FileCheck %s9 10;--- 1.ll11$c = comdat any12@a = alias void (), ptr @f13define internal void @f() comdat($c) {14 ret void15}16 17; CHECK1-DAG: $c = comdat any18; CHECK1-DAG: @a = alias void (), ptr @f19; CHECK1-DAG: define internal void @f() comdat($c)20 21$f2 = comdat largest22define linkonce_odr void @f2() comdat($f2) {23 ret void24}25define void @f3() comdat($f2) {26 ret void27}28 29; CHECK1-DAG: $f2 = comdat largest30; CHECK1-DAG: define linkonce_odr void @f2()31 32;--- 2.ll33$c = comdat largest34 35; CHECK2: @c = global i32 0, comdat36@c = global i32 0, comdat37 38;--- 3.ll39target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"40 41$foo = comdat largest42@foo = linkonce_odr unnamed_addr constant [1 x ptr] [ptr @bar], comdat($foo)43 44; CHECK: @foo = alias ptr, getelementptr ([2 x ptr], ptr @some_name, i32 0, i32 1)45 46declare void @bar() unnamed_addr47 48;--- 3-aux.ll49target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"50 51$foo = comdat largest52 53@zed = external constant i854@some_name = private unnamed_addr constant [2 x ptr] [ptr @zed, ptr @bar], comdat($foo)55@foo = alias ptr, getelementptr([2 x ptr], ptr @some_name, i32 0, i32 1)56 57declare void @bar() unnamed_addr58