From f90e4deafa94c9ffff4e446ec80fd9c08a15b65d Mon Sep 17 00:00:00 2001
From: Jan Hubicka <jh@suse.cz>
Date: Thu, 10 Apr 2003 23:54:33 +0200
Subject: 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
---
 gcc/function.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'gcc/function.c')

diff --git a/gcc/function.c b/gcc/function.c
index b87da2a..306e752 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
-- 
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