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1# RUN: llvm-mc %s -filetype obj -triple x86_64-apple-darwin -o - \2# RUN: | not llvm-dwarfdump -verify - \3# RUN: | FileCheck %s4 5# CHECK: Verifying .apple_names...6# CHECK-NEXT: error: Bucket[0] has invalid hash index: 4294967294.7# CHECK-NEXT: error: Hash[0] has invalid HashData offset: 0x000000b4.8# CHECK-NEXT: error: .apple_names Bucket[1] Hash[1] = 0x0002b60f Str[0] = 0x0000005a DIE[0] = 0x00000001 is not a valid DIE offset for "j".9 10# This test is meant to verify that the -verify option 11# in llvm-dwarfdump, correctly identifies12# an invalid hash index for bucket[0] in the .apple_names section, 13# an invalid HashData offset for Hash[0], as well as14# an invalid DIE offset in the .debug_info section.15# We're reading an invalid DIE due to the incorrect interpretation of DW_FORM for the DIE.16# Instead of DW_FORM_data4 the Atom[0].form is: DW_FORM_flag_present.17 18 .section __TEXT,__text,regular,pure_instructions19 .file 1 "basic.c"20 .comm _i,4,2 ## @i21 .comm _j,4,2 ## @j22 .section __DWARF,__debug_str,regular,debug23Linfo_string:24 .asciz "Apple LLVM version 8.1.0 (clang-802.0.35)" ## string offset=025 .asciz "basic.c" ## string offset=4226 .asciz "/Users/sgravani/Development/tests" ## string offset=5027 .asciz "i" ## string offset=8428 .asciz "int" ## string offset=8629 .asciz "j" ## string offset=9030 .section __DWARF,__debug_info,regular,debug31Lsection_info:32 .section __DWARF,__apple_names,regular,debug33Lnames_begin:34 .long 1212240712 ## Header Magic35 .short 1 ## Header Version36 .short 0 ## Header Hash Function37 .long 2 ## Header Bucket Count38 .long 2 ## Header Hash Count39 .long 12 ## Header Data Length40 .long 0 ## HeaderData Die Offset Base41 .long 1 ## HeaderData Atom Count42 .short 1 ## DW_ATOM_die_offset43 .short 25 ## DW_FORM_data4 -- error: .apple_names Bucket[1] Hash[1] = 0x0002b60f Str[0] = 0x0000005a DIE[0] = 0x00000001 is not a valid DIE offset for "j".44 .long -2 ## Bucket 0 -- error: Bucket[0] has invalid hash index: 4294967294.45 .long 1 ## Bucket 146 .long 177678 ## Hash in Bucket 047 .long 177679 ## Hash in Bucket 148 .long Lsection_line ## Offset in Bucket 0 -- error: Hash[0] has invalid HashData offset: 0x000000b4.49 .long LNames1-Lnames_begin ## Offset in Bucket 150LNames0:51 .long 84 ## i52 .long 1 ## Num DIEs53 .long 3054 .long 055LNames1:56 .long 90 ## j57 .long 1 ## Num DIEs58 .long 5859 .long 060 61.subsections_via_symbols62 .section __DWARF,__debug_line,regular,debug63Lsection_line:64Lline_table_start0:65