1; RUN: llvm-as < %s > %t1.bc 2; RUN: llvm-as < %p/Inputs/common2.ll > %t2.bc 3 4; Test that the common merging (size + alignment) is properly handled 5 6; Client marked the "large with little alignment" one as prevailing 7; RUN: llvm-lto2 run %t1.bc %t2.bc -o %t.o -save-temps \ 8; RUN: -r %t1.bc,v,x \ 9; RUN: -r %t2.bc,v,px \ 10; RUN: -r %t1.bc,foo,px \ 11; RUN: -r %t2.bc,bar,px 12; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=LARGE-PREVAILED 13 14; Same as before, but reversing the order of the inputs 15; RUN: llvm-lto2 run %t2.bc %t1.bc -o %t.o -save-temps \ 16; RUN: -r %t1.bc,v,x \ 17; RUN: -r %t2.bc,v,px \ 18; RUN: -r %t1.bc,foo,px \ 19; RUN: -r %t2.bc,bar,px 20; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=LARGE-PREVAILED 21 22; Client marked the "small with large alignment" one as prevailing 23; RUN: llvm-lto2 run %t1.bc %t2.bc -o %t.o -save-temps \ 24; RUN: -r %t1.bc,v,px \ 25; RUN: -r %t2.bc,v,x \ 26; RUN: -r %t1.bc,foo,px \ 27; RUN: -r %t2.bc,bar,px 28; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=SMALL-PREVAILED 29 30; Same as before, but reversing the order of the inputs 31; RUN: llvm-lto2 run %t2.bc %t1.bc -o %t.o -save-temps \ 32; RUN: -r %t1.bc,v,px \ 33; RUN: -r %t2.bc,v,x \ 34; RUN: -r %t1.bc,foo,px \ 35; RUN: -r %t2.bc,bar,px 36; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=SMALL-PREVAILED 37 38 39; Client didn't mark any as prevailing, we keep the first one we see as "external" 40; RUN: llvm-lto2 run %t1.bc %t2.bc -o %t.o -save-temps \ 41; RUN: -r %t1.bc,v,x \ 42; RUN: -r %t2.bc,v,x \ 43; RUN: -r %t1.bc,foo,px \ 44; RUN: -r %t2.bc,bar,px 45; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=NONE-PREVAILED1 46 47; Same as before, but reversing the order of the inputs 48; RUN: llvm-lto2 run %t2.bc %t1.bc -o %t.o -save-temps \ 49; RUN: -r %t1.bc,v,x \ 50; RUN: -r %t2.bc,v,x \ 51; RUN: -r %t1.bc,foo,px \ 52; RUN: -r %t2.bc,bar,px 53; RUN: llvm-dis < %t.o.0.0.preopt.bc | FileCheck %s --check-prefix=NONE-PREVAILED2 54 55target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 56target triple = "x86_64-unknown-linux-gnu" 57 58@v = common global i8 0, align 8 59 60; LARGE-PREVAILED: @v = common global i16 0, align 8 61; SMALL-PREVAILED: @v = common global [2 x i8] zeroinitializer, align 8 62; BOTH-PREVAILED1: @v = common global i16 0, align 8 63; BOTH-PREVAILED2: common global [2 x i8] zeroinitializer, align 8 64; In this case the first is kept as external 65; NONE-PREVAILED1: @v = external global i8, align 8 66; NONE-PREVAILED2: @v = external global i16, align 4 67 68define i8 *@foo() { 69 ret i8 *@v 70} 71