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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2010-10-29 15:51:52 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2010-10-29 15:51:52 -0400 |
| commit | bfd3f37be309c3647844aed937e6a66aad5fd3cb (patch) | |
| tree | 5bc39a02df05c848eb88e300a25ef83af4cd43b6 /src/backend/regex/regc_lex.c | |
| parent | 48a1fb23900d73e7d9cb2dc0408c745cd03597a7 (diff) | |
| download | postgresql-bfd3f37be309c3647844aed937e6a66aad5fd3cb.tar.gz postgresql-bfd3f37be309c3647844aed937e6a66aad5fd3cb.zip | |
Fix comparisons of pointers with zero to compare with NULL instead.
Per C standard, these are semantically the same thing; but saying NULL
when you mean NULL is good for readability.
Marti Raudsepp, per results of INRIA's Coccinelle.
Diffstat (limited to 'src/backend/regex/regc_lex.c')
| -rw-r--r-- | src/backend/regex/regc_lex.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/regex/regc_lex.c b/src/backend/regex/regc_lex.c index da3ff0bf384..3360cfb0e9f 100644 --- a/src/backend/regex/regc_lex.c +++ b/src/backend/regex/regc_lex.c @@ -846,7 +846,7 @@ lexescape(struct vars * v) if (ISERR()) FAILW(REG_EESCAPE); /* ugly heuristic (first test is "exactly 1 digit?") */ - if (v->now - save == 0 || ((int) c > 0 && (int) c <= v->nsubexp)) + if (v->now == save || ((int) c > 0 && (int) c <= v->nsubexp)) { NOTE(REG_UBACKREF); RETV(BACKREF, (chr) c); |