File gdb-dlopen-stap-probe-test2.patch of Package gdb

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File gdb-dlopen-stap-probe-test2.patch of Package gdb

http://sourceware.org/ml/gdb-patches/2012-08/msg00500.html
Subject: [patch] testsuite: Make solib-corrupted.exp untested for probes  [Re: [RFA 0/4 take 2] Improved linker-debugger interface]

On Fri, 17 Aug 2012 22:53:53 +0200, Jan Kratochvil wrote:
> It regresses with glibc-debuginfo installed:
> 
> info sharedlibrary^M
> From                To                  Syms Read   Shared Object Library^M
> 0x00007ffff7ddcb20  0x00007ffff7df63d9  Yes         /lib64/ld-linux-x86-64.so.2^M
> 0x00007ffff7ae05b0  0x00007ffff7b4ad78  Yes         /lib64/libm.so.6^M
> 0x00007ffff77431a0  0x00007ffff7883cf0  Yes         /lib64/libc.so.6^M
> (gdb) FAIL: gdb.base/solib-corrupted.exp: corrupted list
> 
> But I guess there is no longer a way to test it with probes so it should just
> run some 'info probes' and make this test UNTESTED if rtld probes are
> available.

I had to implement it for Fedora already anyway.

Regards,
Jan

gdb/testsuite/
2012-08-18  Jan Kratochvil  <jan.kratochvil@redhat.com>

* gdb.base/solib-corrupted.exp: New variable probes.
	(info probes): New test.

diff --git a/gdb/testsuite/gdb.base/solib-corrupted.exp b/gdb/testsuite/gdb.base/solib-corrupted.exp
index 84b3b0c..c9f55d6 100644
--- a/gdb/testsuite/gdb.base/solib-corrupted.exp
+++ b/gdb/testsuite/gdb.base/solib-corrupted.exp
@@ -36,6 +36,33 @@ if ![runto_main] {
     return
 }
 
+# With probes interface GDB no longer scans the inferior library list so its
+# corruption cannot be tested.  There is no way to disable the probes
+# interface.
+
+set probes { init_start init_complete map_start reloc_complete unmap_start
+	     unmap_complete }
+set test "info probes"
+gdb_test_multiple $test $test {
+    -re "^rtld\[ \t\]+(?:rtld_)?(\[a-z_\]+)\[ \t\]" {
+	set idx [lsearch -exact $probes $expect_out(1,string)]
+	if { $idx >= 0 } {
+	    set probes [lreplace $probes $idx $idx]
+	}
+	exp_continue
+    }
+    -re "^\[^\r\n\]*\r\n" {
+	exp_continue
+    }
+    -re "^$gdb_prompt $" {
+    }
+}
+if { [llength $probes] == 0 } {
+    xfail $test
+    untested "GDB is using probes"
+    return
+}
+
 gdb_test "info sharedlibrary" "From * To .*" "normal list"
 
 # GDB checks there for matching L_PREV.

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File gdb-dlopen-stap-probe-test2.patch of Package gdb

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