From 15e779e88cd933a59dd0d4a65840bde4fc1eaaed Mon Sep 17 00:00:00 2001
From: Richard Kenner <kenner@gcc.gnu.org>
Date: Thu, 2 Mar 1995 19:15:06 -0500
Subject: [PATCH] (rescan): Prevent accidental token-pasting to get !=, *=, /=,
 ==, or ^=.

From-SVN: r9115
---
 gcc/cccp.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/gcc/cccp.c b/gcc/cccp.c
index a97420b78c7..e14d6b5d6d8 100644
--- a/gcc/cccp.c
+++ b/gcc/cccp.c
@@ -3324,8 +3324,10 @@ startagain:
 		 before the macro call.  */
 	      if (!traditional && obp != op->buf) {
 		switch (obp[-1]) {
-		case '%':  case '&':  case '+':  case '-':
-		case ':':  case '<':  case '>':  case '|':
+		case '!':  case '%':  case '&':  case '*':
+		case '+':  case '-':  case '/':  case ':':
+		case '<':  case '=':  case '>':  case '^':
+		case '|':
 		  /* If we are expanding a macro arg, make a newline marker
 		     to separate the tokens.  If we are making real output,
 		     a plain space will do.  */