1; RUN: llvm-link -S %S/Inputs/linkage.b.ll %S/Inputs/linkage.c.ll | FileCheck %s -check-prefix=B -check-prefix=C -check-prefix=CU 2; RUN: llvm-link -S -only-needed %S/Inputs/linkage.b.ll %S/Inputs/linkage.c.ll | FileCheck %s -check-prefix=B -check-prefix=C -check-prefix=CN 3; RUN: llvm-link -S -internalize %S/Inputs/linkage.b.ll %S/Inputs/linkage.c.ll | FileCheck %s -check-prefix=B -check-prefix=CI 4; RUN: llvm-link -S -internalize -only-needed %S/Inputs/linkage.b.ll %S/Inputs/linkage.c.ll | FileCheck %s -check-prefix=B -check-prefix=CN 5; RUN: llvm-link -S -internalize %S/Inputs/linkage.b.ll %S/Inputs/linkage.c.ll %S/Inputs/linkage.d.ll | FileCheck %s -check-prefix=B -check-prefix=DI 6 7C-LABEL: @X = global i32 5 8CI-LABEL: @X = internal global i32 5 9CU-LABEL:@U = global i32 6 10CI-LABEL:@U = internal global i32 6 11CN-NOT:@U 12DI-LABEL: @Y = global i8 42 13DI-LABEL: @llvm.used = appending global [2 x i8*] [i8* @Y, i8* bitcast (i64 ()* @foo to i8*)], section "llvm.metadata" 14 15B-LABEL: define void @bar() { 16 17C-LABEL: define i32 @foo() 18CI-LABEL: define internal i32 @foo() 19 20CU-LABEL:define i32 @unused() { 21CI-LABEL:define internal i32 @unused() { 22CN-NOT:@unused() 23 24DI-LABEL: define internal i32 @foo.6() 25DI-LABEL: define i64 @foo() 26