derek.holloway
7502bf64a4
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45 lines
1.4 KiB
ArmAsm
45 lines
1.4 KiB
ArmAsm
## Test that we properly detect and report out-of-bounds offsets in literal sections.
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## We're intentionally testing fatal errors (for malformed input files), and
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## fatal errors aren't supported for testing when main is run twice.
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# XFAIL: main-run-twice
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# REQUIRES: x86
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# RUN: rm -rf %t; split-file %s %t
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## Test WordLiteralInputSection bounds checking
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/word-literal.s -o %t/word-literal.o
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# RUN: not %lld -dylib %t/word-literal.o -o /dev/null 2>&1 | FileCheck %s --check-prefix=WORD
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## Test CStringInputSection bounds checking
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# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %t/cstring.s -o %t/cstring.o
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# RUN: not %lld -dylib %t/cstring.o -o /dev/null 2>&1 | FileCheck %s --check-prefix=CSTRING
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# WORD: error: {{.*}}word-literal.o:(__literal4): offset is outside the section
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# CSTRING: error: {{.*}}cstring.o:(__cstring): offset is outside the section
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#--- word-literal.s
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.section __TEXT,__literal4,4byte_literals
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L_literal:
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.long 0x01020304
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.text
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.globl _main
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_main:
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# We use a subtractor expression to force a section relocation. Symbol relocations
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# don't trigger the error.
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.long L_literal - _main + 4
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.subsections_via_symbols
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#--- cstring.s
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## Create a cstring section with a reference that points past the end
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.cstring
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L_str:
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.asciz "foo"
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.text
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.globl _main
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_main:
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.long L_str - _main + 4
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.subsections_via_symbols |