1 files changed, 105 insertions, 0 deletions
diff --git a/test/ELF/linkerscript/common-filespec.s b/test/ELF/linkerscript/common-filespec.s
new file mode 100644
index 0000000000000..25bb486ed4459
--- /dev/null
+++ b/test/ELF/linkerscript/common-filespec.s
@@ -0,0 +1,105 @@
+# REQUIRES: x86
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %tfile0.o
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/common-filespec1.s -o %tfile1.o
+# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/common-filespec2.s -o %tfile2.o
+# RUN: echo "SECTIONS { .common_0 : { *file0.o(COMMON) } .common_1 : { *file1.o(COMMON) } .common_2 : { *file2.o(COMMON) } }" > %t.script
+# RUN: ld.lld -o %t1 --script %t.script %tfile0.o %tfile1.o %tfile2.o
+# RUN: llvm-readobj -s -t %t1 | FileCheck %s
+
+# Make sure all 3 sections are allocated and they have sizes and alignments
+# corresponding to the commons assigned to them
+# CHECK:       Section {
+# CHECK:         Index:
+# CHECK:         Name: .common_0
+# CHECK-NEXT:    Type: SHT_NOBITS
+# CHECK-NEXT:    Flags [
+# CHECK-NEXT:      SHF_ALLOC
+# CHECK-NEXT:      SHF_WRITE
+# CHECK-NEXT:    ]
+# CHECK-NEXT:    Address: 0x4
+# CHECK-NEXT:    Offset: 0x
+# CHECK-NEXT:    Size: 4
+# CHECK-NEXT:    Link: 0
+# CHECK-NEXT:    Info: 0
+# CHECK-NEXT:    AddressAlignment: 4
+# CHECK-NEXT:    EntrySize: 0
+# CHECK-NEXT:  }
+# CHECK:       Section {
+# CHECK:         Index:
+# CHECK:         Name: .common_1
+# CHECK-NEXT:    Type: SHT_NOBITS
+# CHECK-NEXT:    Flags [
+# CHECK-NEXT:      SHF_ALLOC
+# CHECK-NEXT:      SHF_WRITE
+# CHECK-NEXT:    ]
+# CHECK-NEXT:    Address: 0x8
+# CHECK-NEXT:    Offset: 0x
+# CHECK-NEXT:    Size: 8
+# CHECK-NEXT:    Link: 0
+# CHECK-NEXT:    Info: 0
+# CHECK-NEXT:    AddressAlignment: 8
+# CHECK-NEXT:    EntrySize: 0
+# CHECK-NEXT:  }
+# CHECK:       Section {
+# CHECK:         Index:
+# CHECK:         Name: .common_2
+# CHECK-NEXT:    Type: SHT_NOBITS
+# CHECK-NEXT:    Flags [
+# CHECK-NEXT:      SHF_ALLOC
+# CHECK-NEXT:      SHF_WRITE
+# CHECK-NEXT:    ]
+# CHECK-NEXT:    Address: 0x10
+# CHECK-NEXT:    Offset: 0x
+# CHECK-NEXT:    Size: 48
+# CHECK-NEXT:    Link: 0
+# CHECK-NEXT:    Info: 0
+# CHECK-NEXT:    AddressAlignment: 16
+# CHECK-NEXT:    EntrySize: 0
+# CHECK-NEXT:  }
+
+# Commons with unique name in each file must be assigned to that file's section.
+# For a common with multiple definitions, the largest one wins and it must be
+# assigned to the section from the file which provided the winning def
+# CHECK:       Symbol {
+# CHECK:         Name: common_multiple
+# CHECK-NEXT:    Value: 0x10
+# CHECK-NEXT:    Size: 32
+# CHECK-NEXT:    Binding: Global
+# CHECK-NEXT:    Type: Object
+# CHECK-NEXT:    Other: 0
+# CHECK-NEXT:    Section: .common_2
+# CHECK-NEXT:  }
+# CHECK:       Symbol {
+# CHECK:         Name: common_uniq_0
+# CHECK-NEXT:    Value: 0x4
+# CHECK-NEXT:    Size: 4
+# CHECK-NEXT:    Binding: Global
+# CHECK-NEXT:    Type: Object
+# CHECK-NEXT:    Other: 0
+# CHECK-NEXT:    Section: .common_0
+# CHECK-NEXT:  }
+# CHECK:       Symbol {
+# CHECK:         Name: common_uniq_1
+# CHECK-NEXT:    Value: 0x8
+# CHECK-NEXT:    Size: 8
+# CHECK-NEXT:    Binding: Global
+# CHECK-NEXT:    Type: Object
+# CHECK-NEXT:    Other: 0
+# CHECK-NEXT:    Section: .common_1
+# CHECK-NEXT:  }
+# CHECK:       Symbol {
+# CHECK:         Name: common_uniq_2
+# CHECK-NEXT:    Value: 0x30
+# CHECK-NEXT:    Size: 16
+# CHECK-NEXT:    Binding: Global
+# CHECK-NEXT:    Type: Object
+# CHECK-NEXT:    Other: 0
+# CHECK-NEXT:    Section: .common_2
+# CHECK-NEXT:  }
+
+.globl _start
+_start:
+  jmp _start
+
+.comm common_uniq_0,4,4
+.comm common_multiple,8,8