(may_trap_p, case EXPR_LIST): New case.

From-SVN: r7983
1994-08-25 18:48:42 -04:00 · 1994-08-25 18:48:42 -04:00 · b278301b1b
parent 8d60a67df2
commit b278301b1b
1 changed files with 4 additions and 0 deletions
--- a/gcc/rtlanal.c
+++ b/gcc/rtlanal.c
@ -1603,6 +1603,10 @@ may_trap_p (x)
 	 we can link this file into other programs.  */
      if (GET_CODE (XEXP (x, 1)) == CONST_INT && INTVAL (XEXP (x, 1)) == 0)
 	return 1;
+    case EXPR_LIST:
+      /* An EXPR_LIST is used to represent a function call.  This
+	 certainly may trap.  */
+      return 1;
    default:
      /* Any floating arithmetic may trap.  */
      if (GET_MODE_CLASS (GET_MODE (x)) == MODE_FLOAT)