Files
clang-p2996/llvm/test/tools/llvm-dwarfdump/X86/debug_aranges-error.s
David Blaikie e0fd87cc64 llvm-dwarfdump: Return non-zero on error
Makes it easier to test "this doesn't produce an error" (& indeed makes
that the implied default so we don't accidentally write tests that have
silent/sneaky errors as well as the positive behavior we're testing for)

Though the support for applying relocations is patchy enough that a
bunch of tests treat lack of relocation application as more of a warning
than an error - so rather than me trying to figure out how to add
support for a bunch of relocation types, let's degrade that to a warning
to match the usage (& indeed, it's sort of more of a tool warning anyway
- it's not that the DWARF is wrong, just that the tool can't fully cope
with it - and it's not like the tool won't dump the DWARF, it just won't
follow/render certain relocations - I guess in the most general case it
might try to render an unrelocated value & instead render something
bogus... but mostly seems to be about interesting relocations used in
eh_frame (& honestly it might be nice if we were lazier about doing this
relocation resolution anyway - if you're not dumping eh_frame, should we
really be erroring about the relocations in it?))
2020-04-09 20:53:58 -07:00

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ArmAsm

# RUN: llvm-mc -triple x86_64-unknown-linux %s -filetype=obj -o %t.o
# RUN: not llvm-dwarfdump -debug-aranges %t.o 2>&1 | FileCheck %s
# RUN: not llvm-dwarfdump -lookup 10 %t.o 2>&1 | FileCheck %s
## This checks that llvm-dwarfdump shows parsing errors in .debug_aranges.
## For more error cases see unittests/DebugInfo/DWARF/DWARFDebugArangeSetTest.cpp.
# CHECK: the length of address range table at offset 0x0 exceeds section size
.section .debug_aranges,"",@progbits
.long .Lend - .Lversion + 1 # The length exceeds the section boundaries
.Lversion:
.short 2 # Version
.long 0 # Debug Info Offset
.byte 4 # Address Size
.byte 0 # Segment Selector Size
.space 4 # Padding
.Ltuples:
.long 0, 1 # Address and length
.long 0, 0 # Termination tuple
.Lend: