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test: bail early if tool_path is None

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tool_path will be None for llvm-go if Go cannot be found



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254190 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Wilkins 2015-11-27 05:07:26 +00:00
parent bbe6debd7a
commit 7fa4b3b2aa
1 changed files with 3 additions and 1 deletions
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4
test/lit.cfg
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@ -236,11 +236,13 @@ def find_tool_substitution(pattern):
tool_path = lit_config.params.get(tool_name)
if tool_path is None:
tool_path = lit.util.which(tool_name, llvm_tools_dir)
if tool_path is None:
return tool_name, tool_path, tool_pipe
if (tool_name == "llc" and
'LLVM_ENABLE_MACHINE_VERIFIER' in os.environ and
os.environ['LLVM_ENABLE_MACHINE_VERIFIER'] == "1"):
tool_path += " -verify-machineinstrs"
if (tool_name == "llvm-go" and config.go_executable is not None):
if (tool_name == "llvm-go"):
tool_path += " go=" + config.go_executable
return tool_name, tool_path, tool_pipe