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152 lines
5.7 KiB
152 lines
5.7 KiB
4 months ago
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## This test checks that llvm-objcopy accepts glob (or "shell wildcard") syntax
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## for the --wildcard (-w) flag correctly.
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# RUN: yaml2obj --docnum=1 %s -o %t.o
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## * matches all characters.
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# RUN: llvm-objcopy --remove-section='.f*' %t.o %t.glob.o
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# RUN: llvm-readobj --sections %t.glob.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,BAR
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## Glob matches are full matches. ("*a" does not match ".bar").
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# RUN: llvm-objcopy --remove-section='*a' %t.o %t.full.o
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# RUN: llvm-readobj --sections %t.full.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO,BAR
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## ? matches one character.
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# RUN: llvm-objcopy --remove-section='.b?r' %t.o %t.question.o
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# RUN: llvm-readobj --sections %t.question.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO
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## ! (as a leading character) prevents matches, and is not dependent on
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## ordering.
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# RUN: llvm-objcopy --remove-section='.???' --remove-section='!.f*' \
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# RUN: %t.o %t.negmatch1.o
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# RUN: llvm-readobj --sections %t.negmatch1.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO
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# RUN: llvm-objcopy --remove-section='!.f*' --remove-section='.???' \
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# RUN: %t.o %t.negmatch2.o
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# RUN: llvm-readobj --sections %t.negmatch2.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO
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# RUN: llvm-objcopy --remove-section='.???' --remove-section='!.f*' \
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# RUN: --remove-section='.???' %t.o %t.negmatch3.o
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# RUN: llvm-readobj --sections %t.negmatch3.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO
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## [a-z] matches a range of characters.
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# RUN: llvm-objcopy --remove-section='.[a-c][a-a][q-s]' %t.o %t.range.o
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# RUN: llvm-readobj --sections %t.range.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,FOO
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## [^a-z] or [!a-z] match a negated range of characters.
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# RUN: llvm-objcopy --remove-section='.[^x]oo' %t.o %t.negrange.1.o
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# RUN: llvm-readobj --sections %t.negrange.1.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,BAR
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# RUN: llvm-objcopy --remove-section='.[!x]oo' %t.o %t.negrange.2.o
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# RUN: llvm-readobj --sections %t.negrange.2.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: --check-prefixes=CHECK,BAR
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_X86_64
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Sections:
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- Name: .foo
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Type: SHT_PROGBITS
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- Name: .bar
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Type: SHT_PROGBITS
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Symbols: []
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## Use a separate test file with special characters for the following tests.
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# RUN: yaml2obj --docnum=2 %s -o %t.special.o
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## \ escapes wildcard characters.
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# RUN: llvm-objcopy --remove-section='\*' %t.special.o %t.escape.1.o
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# RUN: llvm-readobj --sections %t.escape.1.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,DOT,QUESTION,LEFT-BRACKET,RIGHT-BRACKET,INVALID-GLOB,Z,XYZ,FOO
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# RUN: llvm-objcopy --remove-section='\?' %t.special.o %t.escape.2.o
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# RUN: llvm-readobj --sections %t.escape.2.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,DOT,ASTERISK,LEFT-BRACKET,RIGHT-BRACKET,INVALID-GLOB,Z,XYZ,FOO
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## Special characters are not treated like regular expression characters.
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# RUN: llvm-objcopy --remove-section='.' %t.special.o %t.dot.o
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# RUN: llvm-readobj --sections %t.dot.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,ASTERISK,QUESTION,LEFT-BRACKET,RIGHT-BRACKET,INVALID-GLOB,Z,XYZ,FOO
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## Special characters in character classes are treated literally.
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## [*] should not get expanded to [.*], which would match both '.' and '*'
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# RUN: llvm-objcopy --remove-section='[*]' %t.special.o %t.class.1.o
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# RUN: llvm-readobj --sections %t.class.1.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,DOT,QUESTION,LEFT-BRACKET,RIGHT-BRACKET,INVALID-GLOB,Z,XYZ,FOO
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## ] doesn't close the character class as a first character. This glob matches
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## a single character which is one of ']xyz'. ']' and 'z' are removed, and more explicitly,
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## section 'xyz]' is not removed, i.e. the glob is not interpreted as "an empty
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## character class followed by 'xyz]'"
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# RUN: llvm-objcopy --remove-section='[]xyz]' %t.special.o %t.class.2.o
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# RUN: llvm-readobj --sections %t.class.2.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,DOT,ASTERISK,QUESTION,LEFT-BRACKET,INVALID-GLOB,XYZ,FOO
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## An invalid glob expression is interpreted as a literal instead.
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# RUN: llvm-objcopy --remove-section='][]' %t.special.o %t.class.3.o 2>&1 \
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# RUN: | FileCheck %s --check-prefix=WARN
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# RUN: llvm-readobj --sections %t.class.3.o \
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# RUN: | FileCheck %s --implicit-check-not=Name: \
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# RUN: --check-prefixes=CHECK,DOT,ASTERISK,QUESTION,LEFT-BRACKET,RIGHT-BRACKET,Z,XYZ,FOO
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_X86_64
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Sections:
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- Name: .
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Type: SHT_PROGBITS
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- Name: '*'
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Type: SHT_PROGBITS
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- Name: '?'
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Type: SHT_PROGBITS
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- Name: '['
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Type: SHT_PROGBITS
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- Name: ']'
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Type: SHT_PROGBITS
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- Name: '][]'
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Type: SHT_PROGBITS
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- Name: z
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Type: SHT_PROGBITS
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- Name: 'xyz]'
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Type: SHT_PROGBITS
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- Name: '[]xyz]'
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Type: SHT_PROGBITS
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- Name: .foo
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Type: SHT_PROGBITS
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Symbols: []
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# WARN: warning: invalid glob pattern: ][]
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# CHECK: LoadName:
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# CHECK: Name: (0)
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# DOT: Name: .
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# ASTERISK: Name: *
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# QUESTION: Name: ?
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# LEFT-BRACKET: Name: [
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# RIGHT-BRACKET: Name: ]
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# INVALID-GLOB: Name: ][]
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# Z: Name: z
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# XYZ: Name: xyz]
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# XYZ: Name: []xyz]
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# FOO: Name: .foo
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# BAR: Name: .bar
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# CHECK: Name: .symtab
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# CHECK: Name: .strtab
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# CHECK: Name: .shstrtab
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