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Catch the Python exception when subprocess.Popen is failing.

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For example, if llc cannot be found, the full python stacktrace is displayed
and no interesting information are provided.
+ fail the process when an exception occurs



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154665 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sylvestre Ledru
2012-04-13 11:22:18 +00:00
parent 8fc7d5c35c
commit e92077f11e
1 changed files with 6 additions and 1 deletions
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7
test/lit.cfg
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@@ -236,8 +236,13 @@ if loadable_module:
# llc knows whether he is compiled with -DNDEBUG. # llc knows whether he is compiled with -DNDEBUG.
import subprocess import subprocess
llc_cmd = subprocess.Popen([os.path.join(llvm_tools_dir, 'llc'), '-version'], try:
llc_cmd = subprocess.Popen([os.path.join(llvm_tools_dir, 'llc'), '-version'],
stdout = subprocess.PIPE) stdout = subprocess.PIPE)
except OSError, why:
print "Could not find llc in " + llvm_tools_dir
exit(42)
if re.search(r'with assertions', llc_cmd.stdout.read()): if re.search(r'with assertions', llc_cmd.stdout.read()):
config.available_features.add('asserts') config.available_features.add('asserts')
llc_cmd.wait() llc_cmd.wait()