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-rw-r--r--src/interfaces/ecpg/ChangeLog4
-rw-r--r--src/interfaces/ecpg/preproc/preproc.y2
2 files changed, 6 insertions, 0 deletions
diff --git a/src/interfaces/ecpg/ChangeLog b/src/interfaces/ecpg/ChangeLog
index 35349233614..b6c455188e7 100644
--- a/src/interfaces/ecpg/ChangeLog
+++ b/src/interfaces/ecpg/ChangeLog
@@ -510,5 +510,9 @@ Mon Mar 8 17:07:14 CET 1999
Tue Mar 9 17:26:28 CET 1999
- Synced preproc.y with gram.y.
+
+Sun Mar 14 15:44:18 CET 1999
+
+ - Synced preproc.y with gram.y.
- Set library version to 3.0.0
- Set ecpg version to 2.6.0
diff --git a/src/interfaces/ecpg/preproc/preproc.y b/src/interfaces/ecpg/preproc/preproc.y
index 1a19bd87d2c..a1f4750991d 100644
--- a/src/interfaces/ecpg/preproc/preproc.y
+++ b/src/interfaces/ecpg/preproc/preproc.y
@@ -3577,6 +3577,8 @@ a_expr: attr opt_indirection
{ $$ = cat3_str($1, make1_str("<"), $3); }
| a_expr '>' a_expr
{ $$ = cat3_str($1, make1_str(">"), $3); }
+ | a_expr '=' NULL_P
+ { $$ = cat2_str($1, make1_str("= NULL")); }
| a_expr '=' a_expr
{ $$ = cat3_str($1, make1_str("="), $3); }
/* not possible in embedded sql | ':' a_expr