Recursion in as_info_where

[Alan Modra]

This function has a gas_assert, ie. possible call to as_abort, which
calls as_report_context, which calls as_info_where.  Attached fuzzer
testcase managed to trigger a stack overflow.

	* messages.c (as_info_where): Don't gas_assert.

diff --git a/gas/messages.c b/gas/messages.c
index 0db075d779c..7c018acf69f 100644
--- a/gas/messages.c
+++ b/gas/messages.c
@@ -141,8 +141,6 @@ as_info_where (const char *file, unsigned int line, unsigned int indent,
   va_list args;
   char buffer[2000];
 
-  gas_assert (file != NULL && line > 0 && indent <= INT_MAX);
-
   va_start (args, format);
   vsnprintf (buffer, sizeof (buffer), format, args);
   va_end (args);

-- 
Alan Modra
Australia Development Lab, IBM
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