| # REQUIRES: x86 |
| # RUN: rm -rf %t; split-file %s %t |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/defs.s -o %t/defs.o |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/refs1.s -o %t/refs1.o |
| # RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/refs2.s -o %t/refs2.o |
| # RUN: %lld -lSystem -dylib %t/defs.o -o %t/libdefs.dylib |
| # RUN: %lld -lSystem -dylib --icf=all %t/refs1.o %t/refs2.o %t/libdefs.dylib -o %t/out |
| # RUN: llvm-otool -o %t/out | FileCheck %s |
| |
| ## Check that we only have 3 (unique) entries, of which two are bound at runtime |
| ## (i.e. they are entries that have a static value of 0x0). |
| # CHECK: Contents of (__DATA,__objc_classrefs) section |
| # CHECK-NEXT: 0000000000001008 0x0 _OBJC_CLASS_$_Foo |
| # CHECK-NEXT: 0000000000001010 0x0 _OBJC_CLASS_$_Bar |
| # CHECK-NEXT: 0000000000001018 0x1000 _OBJC_CLASS_$_Baz |
| # CHECK-EMPTY: |
| |
| #--- defs.s |
| .globl _OBJC_CLASS_$_Foo, _OBJC_CLASS_$_Bar |
| .section __DATA,__objc_data |
| _OBJC_CLASS_$_Foo: |
| .quad 123 |
| |
| _OBJC_CLASS_$_Bar: |
| .quad 456 |
| |
| .subsections_via_symbols |
| |
| #--- refs1.s |
| .globl _OBJC_CLASS_$_Baz |
| |
| .section __DATA,__objc_data |
| _OBJC_CLASS_$_Baz: |
| .quad 789 |
| |
| .section __DATA,__objc_classrefs |
| .quad _OBJC_CLASS_$_Foo |
| .quad _OBJC_CLASS_$_Bar |
| .quad _OBJC_CLASS_$_Baz |
| .quad _OBJC_CLASS_$_Baz |
| |
| .subsections_via_symbols |
| |
| #--- refs2.s |
| .section __DATA,__objc_classrefs |
| .quad _OBJC_CLASS_$_Foo |
| .quad _OBJC_CLASS_$_Bar |
| |
| .subsections_via_symbols |
