2 ;; malloc+memset references can be combined to a calloc reference.
3 ;; Test that we extract calloc defined in a lazy bitcode file to satisfy
4 ;; possible references from LTO generated object files.
6 ; RUN: rm -rf %t && split-file %s %t && cd %t
7 ; RUN: llvm-as a.ll -o a.bc
8 ; RUN: llvm-as calloc.ll -o calloc.bc
9 ; RUN: llvm-mc -filetype=obj -triple=x86_64 lib.s -o lib.o
10 ; RUN: ld.lld -u foo a.bc --start-lib calloc.bc lib.o --end-lib -o t --save-temps
11 ; RUN: llvm-dis < t.0.4.opt.bc | FileCheck %s
12 ; RUN: llvm-nm t | FileCheck %s --check-prefix=NM
14 ; CHECK: define dso_local void @calloc
18 ;; TODO: Currently the symbol is lazy, which lowers to a SHN_ABS symbol at address 0.
19 ; NM-NEXT: {{.*}} T calloc
20 ; NM-NEXT: {{.*}} T foo
21 ; NM-NEXT: {{.*}} T malloc
22 ; NM-NEXT: {{.*}} T memset
26 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
27 target triple = "x86_64-unknown-linux-gnu"
29 define ptr @foo() noinline {
31 %call = tail call noalias ptr @malloc(i64 400)
32 tail call void @llvm.memset.p0.i64(ptr %call, i8 0, i64 400, i1 false)
36 define void @_start(ptr %a, ptr %b) {
42 declare ptr @malloc(i64)
43 declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1 immarg)
46 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
47 target triple = "x86_64-unknown-linux-gnu"
49 define void @calloc(i64, i64) {