From: Jim Wilson <wilson@gcc.gnu.org>
Date: Fri, 11 Mar 1994 19:50:38 +0000 (-0800)
Subject: (libcall_dead_p): Fail not abort for libcall that returns
X-Git-Tag: misc/cutover-egcs-0~7195
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=761a5bcdf44dbe7f27f733a9143684fb4fd51a8c;p=thirdparty%2Fgcc.git

(libcall_dead_p): Fail not abort for libcall that returns
value via invisible pointer.

From-SVN: r6748
---

diff --git a/gcc/flow.c b/gcc/flow.c
index b578f9003814..74695a726e7b 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -1736,8 +1736,11 @@ libcall_dead_p (x, needed, note, insn)
 		    && GET_CODE (SET_SRC (XVECEXP (call, 0, i))) == CALL)
 		  break;
 
+	      /* This may be a library call that is returning a value
+		 via invisible pointer.  Do nothing special, since
+		 ordinary death handling can understand these insns.  */
 	      if (i < 0)
-		abort ();
+		return 0;
 
 	      call = XVECEXP (call, 0, i);
 	    }