Author: akhuang
Date: Tue Apr 23 17:28:23 2019
New Revision: 359054
URL: http://llvm.org/viewvc/llvm-project?rev=359054&view=rev
Log:
Fixes in creduce-clang-crash.py for clang crash message parsing and reading the
command from the repro script.
Modified:
cfe/trunk/utils/creduce-clang-crash.py
Modified: cfe/trunk/utils/creduce-clang-crash.py
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/utils/creduce-clang-crash.py?rev=359054&r1=359053&r2=359054&view=diff
==============================================================================
--- cfe/trunk/utils/creduce-clang-crash.py (original)
+++ cfe/trunk/utils/creduce-clang-crash.py Tue Apr 23 17:28:23 2019
@@ -93,9 +93,14 @@ class Reduce(object):
def read_clang_args(self, crash_script, filename):
print("\nReading arguments from crash script...")
with open(crash_script) as f:
- # Assume clang call is on the last line of the script
- line = f.readlines()[-1]
- cmd = shlex.split(line)
+ # Assume clang call is the first non comment line.
+ cmd = []
+ for line in f:
+ if not line.lstrip().startswith('#'):
+ cmd = shlex.split(line)
+ break
+ if not cmd:
+ sys.exit("Could not find command in the crash script.");
# Remove clang and filename from the command
# Assume the last occurrence of the filename is the clang input file
@@ -122,7 +127,7 @@ class Reduce(object):
# Look for specific error messages
regexes = [r"Assertion `(.+)' failed", # Linux assert()
r"Assertion failed: (.+),", # FreeBSD/Mac assert()
- r"fatal error: backend error: (.+)",
+ r"fatal error: error in backend: (.+)",
r"LLVM ERROR: (.+)",
r"UNREACHABLE executed (at .+)?!",
r"LLVM IR generation of ceclaration '(.+)'",
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