From: Jan Hubicka <jh@suse.cz>
Date: Thu, 10 Apr 2003 21:54:33 +0000 (+0200)
Subject: re PR inline-asm/8803 (Internal compiler error in instantiate_virtual_regs_1, at... 
X-Git-Tag: releases/gcc-3.4.0~7383
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f90e4deafa94c9ffff4e446ec80fd9c08a15b65d;p=thirdparty%2Fgcc.git

re PR inline-asm/8803 (Internal compiler error in instantiate_virtual_regs_1, at function.c:3974)

	PR inline-asm/8803
	* function.c (instantate_virtual_regs):  Verify that all ASM statements
	match after the virutal regs instantiation.

From-SVN: r65438
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d56304733d13..263bdc9bf499 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+Thu Apr 10 23:52:30 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+	PR inline-asm/8803
+	* function.c (instantate_virtual_regs):  Verify that all ASM statements
+	match after the virutal regs instantiation.
+
 2003-04-10  Steve Ellcey  <sje@cup.hp.com>
 
 	* ia64-protos.h (addp4_optimize_ok): New.
diff --git a/gcc/function.c b/gcc/function.c
index b87da2ad25ff..306e75236547 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -3592,6 +3592,12 @@ instantiate_virtual_regs (fndecl, insns)
 	if (GET_CODE (insn) == CALL_INSN)
 	  instantiate_virtual_regs_1 (&CALL_INSN_FUNCTION_USAGE (insn),
 				      NULL_RTX, 0);
+
+	/* Past this point all ASM statements should match.  Verify that
+	   to avoid failures later in the compilation process.  */
+        if (asm_noperands (PATTERN (insn)) >= 0
+	    && ! check_asm_operands (PATTERN (insn)))
+          instantiate_virtual_regs_lossage (insn);
       }
 
   /* Instantiate the stack slots for the parm registers, for later use in