recog.c (preproces_constraints): Zero recog_op_alt before processing the constraints.

* recog.c (preproces_constraints): Zero recog_op_alt before
processing the constraints.

From-SVN: r28497

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 16e7c052176ff9df6832b2f49ea7f449cedb3d70..ef9683cdf0e2627b8ffb7b46670056ffb9427d48 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Wed Aug  4 09:06:14 1999  Richard Earnshaw (rearnsha@arm.com)
+
+       * recog.c (preproces_constraints): Zero recog_op_alt before 
+       processing the constraints.
+
 Mon Aug  2 19:18:44 1999  Jason Merrill  <jason@yorick.cygnus.com>
 
        * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.

diff --git a/gcc/recog.c b/gcc/recog.c
index 94e7abbffff519e16cf6f3ecb23ba5a47888442e..b20f80b7f676e3877015abc3155e9416b8af3bca 100644 (file)
--- a/gcc/recog.c
+++ b/gcc/recog.c
@@ -2093,6 +2093,7 @@ preprocess_constraints ()
 {
   int i;
 
+  bzero (recog_op_alt, sizeof recog_op_alt);
   for (i = 0; i < recog_n_operands; i++)
     {
       int j;