lld/test/ELF/vs-diagnostics-duplicate.s

   1 // REQUIRES: x86
   2 // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t1.o
   3 // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %S/Inputs/vs-diagnostics-duplicate2.s -o %t2.o
   4 // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %S/Inputs/vs-diagnostics-duplicate3.s -o %t3.o
   5 // RUN: not ld.lld --vs-diagnostics --threads=1 %t1.o %t2.o %t3.o -o /dev/null 2>&1 | FileCheck %s
   6
   7 // Case 1. The source locations are unknown for both symbols.
   8 // CHECK:      {{.*}}ld.lld{{.*}}: error: duplicate symbol: foo
   9 // CHECK-NEXT: >>> defined at {{.*}}1.o:(.text+0x{{.+}})
  10 // CHECK-NEXT: >>> defined at {{.*}}2.o:(.text+0x{{.+}})
  11
  12 // Case 2. Both symbols have full source location.
  13 // CHECK:      duplicate.s(15): error: duplicate symbol: bar
  14 // CHECK-NEXT: >>> defined at duplicate.s:15
  15 // CHECK-NEXT: >>>{{.*}}1.o:(.text+0x{{.+}})
  16 // CHECK:      duplicate2.s(20): error: duplicate symbol: bar
  17 // CHECK-NEXT: >>> defined at duplicate2.s:20
  18 // CHECK-NEXT: >>>{{.*}}2.o:(.text+0x{{.+}})
  19
  20 // Case 3. For the second definition of `baz` we know only the source file found in a STT_FILE symbol.
  21 // CHECK:      duplicate.s(30): error: duplicate symbol: baz
  22 // CHECK-NEXT: >>> defined at duplicate.s:30
  23 // CHECK-NEXT: >>> {{.*}}1.o:(.text+0x{{.+}})
  24 // CHECK-NEXT: >>> defined at duplicate3.s
  25 // CHECK-NEXT: >>>            {{.*}}3.o:(.text+0x{{.+}})
  26
  27 // Check that we prefer using the full path of a source file.
  28 // CHECK:      /tmp{{/|\\}}duplicate.s(33): error: duplicate symbol: qux
  29 // CHECK-NEXT: >>> defined at duplicate.s:33 (/tmp{{/|\\}}duplicate.s:33)
  30 // CHECK-NEXT: >>> {{.*}}1.o:(.text+0x{{.+}})
  31 // CHECK-NEXT: >>> defined at duplicate3.s
  32 // CHECK-NEXT: >>>            {{.*}}3.o:(.text+0x{{.+}})
  33
  34 .global _start, foo, bar, baz, qux
  35 .text
  36 _start:
  37   nop
  38
  39 foo:
  40   nop
  41
  42 .file 1 "duplicate.s"
  43 .loc 1 15
  44
  45 bar:
  46   nop
  47
  48 .loc 1 30
  49 baz:
  50   nop
  51
  52 .file 2 "/tmp" "duplicate.s"
  53 .loc 2 33
  54 qux:
  55   nop
  56
  57 .section .debug_abbrev,"",@progbits
  58   .byte  1                      # Abbreviation Code
  59   .byte 17                      # DW_TAG_compile_unit
  60   .byte  0                      # DW_CHILDREN_no
  61   .byte 16                      # DW_AT_stmt_list
  62   .byte 23                      # DW_FORM_sec_offset
  63   .byte  0                      # EOM(1)
  64   .byte  0                      # EOM(2)
  65   .byte  0                      # EOM(3)
  66
  67 .section .debug_info,"",@progbits
  68   .long .Lend0 - .Lbegin0       # Length of Unit
  69 .Lbegin0:
  70   .short 4                      # DWARF version number
  71   .long  .debug_abbrev          # Offset Into Abbrev. Section
  72   .byte  8                      # Address Size (in bytes)
  73   .byte  1                      # Abbrev [1] 0xb:0x1f DW_TAG_compile_unit
  74   .long  .debug_line            # DW_AT_stmt_list
  75 .Lend0:
  76   .section .debug_line,"",@progbits