[PATCH] Add test for PR backtrace/1718

[Mark Kettenis <kettenis@chello.nl>]

This is a testcase for PR backtrace/1718.  It's kfailed for now, since
I haven't fixed the bug yet.  Tested on i386-unknown-freebsd4.7.

OK Michael?

Mark


Index: testsuite/ChangeLog
from  Mark Kettenis  <kettenis@gnu.org>

	* gdb.arch/i386-prologue.exp: Add testcase for PR backtrace/1718.
	* gdb.arch/i386-prologue.c (gdb1718): New prototype and function.
	(main): Call new function.

Index: testsuite/gdb.arch/i386-prologue.c
===================================================================
RCS file: /cvs/src/src/gdb/testsuite/gdb.arch/i386-prologue.c,v
retrieving revision 1.4
diff -u -p -r1.4 i386-prologue.c
--- testsuite/gdb.arch/i386-prologue.c 29 Jun 2004 17:52:49 -0000 1.4
+++ testsuite/gdb.arch/i386-prologue.c 23 Jul 2004 13:05:55 -0000
@@ -26,6 +26,7 @@
 #endif
 
 void gdb1253 (void);
+void gdb1718 (void);
 void gdb1338 (void);
 void jump_at_beginning (void);
 
@@ -33,6 +34,7 @@ int
 main (void)
 {
   gdb1253 ();
+  gdb1718 ();
   gdb1338 ();
   jump_at_beginning ();
   return 0;
@@ -51,6 +53,21 @@ asm(".text\n"
     "    leave\n"
     "    ret\n");
 
+/* Relevant part of the prologue from backtrace/1718.  */
+
+asm(".text\n"
+    "    .align 8\n"
+    SYMBOL (gdb1718) ":\n"
+    "    pushl %ebp\n"
+    "    movl  $0x11111111, %eax\n"
+    "    movl  %esp, %ebp\n"
+    "    pushl %esi\n"
+    "    movl  $0x22222222, %esi\n"
+    "    pushl %ebx\n"
+    "    int   $0x03\n"
+    "    leave\n"
+    "    ret\n");
+
 /* Relevant part of the prologue from backtrace/1338.  */
 
 asm(".text\n"
Index: testsuite/gdb.arch/i386-prologue.exp
===================================================================
RCS file: /cvs/src/src/gdb/testsuite/gdb.arch/i386-prologue.exp,v
retrieving revision 1.5
diff -u -p -r1.5 i386-prologue.exp
--- testsuite/gdb.arch/i386-prologue.exp 29 Jun 2004 17:52:49 -0000 1.5
+++ testsuite/gdb.arch/i386-prologue.exp 23 Jul 2004 13:05:55 -0000
@@ -73,6 +73,20 @@ gdb_test "info frame" \
 	".*Saved registers:.*ebp at.*edi at.*eip at.*" \
 	"saved registers in gdb1253"
 
+# Testcase from backtrace/1718.
+
+gdb_test "continue" "Program received signal SIGTRAP.*" "continue to gdb1718"
+
+setup_kfail *-*-* gdb/1718
+gdb_test "backtrace 10" \
+	"#0\[ \t\]*$hex in gdb1718.*\r\n#1\[ \t\]*$hex in main.*" \
+	"backtrace in gdb1718"
+
+setup_kfail *-*-* gdb/1718
+gdb_test "info frame" \
+	".*Saved registers:.*esi at.*ebx at.*eip at.*" \
+	"saved registers in gdb1718"
+
 # Testcase from backtrace/1338.
 
 gdb_test "continue" "Program received signal SIGTRAP.*" "continue to gdb1338"