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From FEDORA_PATCHES Mon Sep 17 00:00:00 2001
From: Fedora GDB patches <invalid@email.com>
Date: Fri, 27 Oct 2017 21:07:50 +0200
Subject: gdb-core-open-vdso-warning.patch
;; Fix GNU/Linux core open: Can't read pathname for load map: Input/output error.
;; Fix regression of undisplayed missing shared libraries caused by a fix for.
;;=fedoratest: It should be in glibc: libc-alpha: <20091004161706.GA27450@.*>
http://sourceware.org/ml/gdb-patches/2009-10/msg00142.html
Subject: [patch] Fix GNU/Linux core open: Can't read pathname for load map: Input/output error.
[ New patch variant. ]
commit 7d760051ffb8a23cdc51342d4e6243fbc462f73f
Author: Ulrich Weigand <uweigand@de.ibm.com>
Date: Wed Sep 25 11:52:50 2013 +0000
diff --git a/gdb/testsuite/gdb.base/solib-symbol.exp b/gdb/testsuite/gdb.base/solib-symbol.exp
--- a/gdb/testsuite/gdb.base/solib-symbol.exp
+++ b/gdb/testsuite/gdb.base/solib-symbol.exp
@@ -27,6 +27,7 @@ set testfile "solib-symbol-main"
set srcfile ${srcdir}/${subdir}/${testfile}.c
set binfile [standard_output_file ${testfile}]
set bin_flags [list debug shlib=${binfile_lib}]
+set executable ${testfile}
if { [gdb_compile_shlib ${srcfile_lib} ${binfile_lib} $lib_flags] != ""
|| [gdb_compile ${srcfile} ${binfile} executable $bin_flags] != "" } {
@@ -61,4 +62,28 @@ gdb_test "br foo2" \
"Breakpoint.*: foo2. .2 locations..*" \
"foo2 in mdlib"
+# Test GDB warns for shared libraris which have not been found.
+
+gdb_test "info sharedlibrary" "/${libname}.*"
+
+clean_restart ${executable}
+gdb_breakpoint "main"
+gdb_run_cmd
+set test "no warning for missing libraries"
+gdb_test_multiple "" $test {
+ -re "warning: Could not load shared library symbols for \[0-9\]+ libraries,.*\r\n$gdb_prompt $" {
+ fail $test
+ }
+ -re "Breakpoint \[0-9\]+, main .*\r\n$gdb_prompt $" {
+ pass $test
+ }
+}
+
+clean_restart ${executable}
+gdb_test_no_output "set solib-absolute-prefix /doESnotEXIST"
+gdb_breakpoint "main"
+gdb_run_cmd
+gdb_test "" "warning: Could not load shared library symbols for \[0-9\]+ libraries,.*\r\nBreakpoint \[0-9\]+, main .*" \
+ "warning for missing libraries"
+
gdb_exit
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