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[lit] Update internal shell lexer to handle LLDB persistent vars. #156125

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Merged
merged 5 commits into from
Sep 3, 2025
Merged

[lit] Update internal shell lexer to handle LLDB persistent vars. #156125

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715a2a7
[lit] Update internal shell lexer to handle LLDB persistent vars.
cmtice Aug 28, 2025
152ab59
Merge remote-tracking branch 'origin/main' into lit-shell-clang-extra
cmtice Sep 2, 2025
369a87e
Add test for converting '\$' to '$' in the lexer.
cmtice Sep 2, 2025
5e90bdb
update lexer test
cmtice Sep 2, 2025
8c2aeec
Fix format issue.
cmtice Sep 3, 2025
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5 changes: 5 additions & 0 deletions llvm/utils/lit/lit/ShUtil.py
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Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,11 @@ def lex_arg_quoted(self, delim):
c = self.eat()
if c == delim:
return str
# LLDB uses "$" at the start of global variable names; it should
# not be escaped nor dropped.
elif c == "\\" and self.look() == "$":
c = self.eat()
str += c
elif c == "\\" and delim == '"':
# Inside a '"' quoted string, '\\' only escapes the quote
# character and backslash, otherwise it is preserved.
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