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Turns out there is a simpler way of getting a set difference in bash than parsing diff output. 

llvm-svn: 172420
This commit is contained in:
Benjamin Kramer 2013-01-14 15:00:48 +00:00
parent 4e958e5ddb
commit e2e6e6a3d5
1 changed files with 1 additions and 1 deletions
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clang/utils/find-unused-diagnostics.sh
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@ -12,4 +12,4 @@ ALL_SOURCES=$(find lib include tools -name \*.cpp -or -name \*.h)
DIAGS_IN_SOURCES=$(grep -E --only-matching --no-filename '(err_|warn_|ext_|note_)[a-z_]+' $ALL_SOURCES)
# Print all diags that occur in the .td files but not in the source.
diff -u <(sort -u <<< "$ALL_DIAGS") <(sort -u <<< "$DIAGS_IN_SOURCES") | sed -En 's/^-([a-z_]+)/\1/p'
comm -23 <(sort -u <<< "$ALL_DIAGS") <(sort -u <<< "$DIAGS_IN_SOURCES")