| ; REQUIRES: x86 |
| ; RUN: rm -rf %t; split-file %s %t |
| |
| ; RUN: llc -filetype=obj %t/q.ll -o %t/q.o |
| ; RUN: llvm-ar cru %t/libq.a %t/q.o |
| |
| ; RUN: llc -filetype=obj %t/f.ll -o %t/f.nolto.o |
| ; RUN: opt --thinlto-bc %t/f.ll -o %t/f.thinlto.o |
| ; RUN: opt %t/f.ll -o %t/f.lto.o |
| |
| ; RUN: llc -filetype=obj %t/b.ll -o %t/b.nolto.o |
| ; RUN: opt --thinlto-bc %t/b.ll -o %t/b.thinlto.o |
| ; RUN: opt %t/b.ll -o %t/b.lto.o |
| |
| ; (1) NoLTO-NoLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.nolto.o %t/b.nolto.o -o %t/nolto-nolto.out |
| ; RUN: llvm-objdump --syms %t/nolto-nolto.out | FileCheck %s |
| |
| ; (2) NoLTO-ThinLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.nolto.o %t/b.thinlto.o -o %t/nolto-thinlto.out |
| ; RUN: llvm-objdump --syms %t/nolto-thinlto.out | FileCheck %s |
| |
| ; (3) ThinLTO-NoLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.thinlto.o %t/b.nolto.o -o %t/thinlto-nolto.out |
| ; RUN: llvm-objdump --syms %t/thinlto-nolto.out | FileCheck %s |
| |
| ; (4) NoLTO-LTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.nolto.o %t/b.lto.o -o %t/nolto-lto.out |
| ; RUN: llvm-objdump --syms %t/nolto-lto.out | FileCheck %s |
| |
| ; (5) LTO-NoLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.lto.o %t/b.nolto.o -o %t/lto-nolto.out |
| ; RUN: llvm-objdump --syms %t/lto-nolto.out | FileCheck %s |
| |
| ; (6) LTO-ThinLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.lto.o %t/b.thinlto.o -o %t/lto-thinlto.out |
| ; RUN: llvm-objdump --syms %t/lto-thinlto.out | FileCheck %s |
| |
| ; (7) ThinLTO-NoLTO |
| ; RUN: %lld -dylib -lSystem -L%t %t/f.thinlto.o %t/b.lto.o -o %t/thinlto-lto.out |
| ; RUN: llvm-objdump --syms %t/thinlto-lto.out | FileCheck %s |
| |
| ; We expect to resolve _weak1 from f.ll and _weak2 from b.ll as per the input order. |
| ; As _weak2 from q.ll pulled in via LC_LINKER_OPTION is processed |
| ; in the second pass, it won't prevail due to _weak2 from b.ll. |
| |
| ; CHECK: w O __TEXT,f _weak1 |
| ; CHECK: w O __TEXT,b _weak2 |
| |
| ;--- q.ll |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.15.0" |
| |
| define i32 @weak2() section "__TEXT,q" { |
| ret i32 2 |
| } |
| |
| ;--- f.ll |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.15.0" |
| |
| !0 = !{!"-lq"} |
| !llvm.linker.options = !{!0} |
| |
| define weak i32 @weak1() section "__TEXT,f" { |
| %call = call i32 @weak2() |
| %add = add nsw i32 %call, 1 |
| ret i32 %add |
| } |
| |
| declare i32 @weak2(...) |
| |
| ;--- b.ll |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.15.0" |
| |
| define weak i32 @weak1() section "__TEXT,b" { |
| ret i32 3 |
| } |
| |
| define weak i32 @weak2() section "__TEXT,b" { |
| ret i32 4 |
| } |