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https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=218379
Index: gdb-7.5.50.20130118/gdb/symtab.c
===================================================================
--- gdb-7.5.50.20130118.orig/gdb/symtab.c 2013-01-18 23:53:22.009797788 +0100
+++ gdb-7.5.50.20130118/gdb/symtab.c 2013-01-18 23:53:51.044846777 +0100
@@ -2356,6 +2356,13 @@ find_pc_sect_line (CORE_ADDR pc, struct
SYMBOL_LINKAGE_NAME (msymbol)); */
;
/* fall through */
+ /* `msymbol' trampoline may be located before its .text symbol
+ but this text symbol may be the address we were looking for.
+ Avoid `find_pc_sect_line'<->`find_pc_line' infinite loop.
+ Red Hat Bug 218379. */
+ else if (SYMBOL_VALUE (mfunsym) == pc)
+ warning ("In stub for %s (0x%s); interlocked, please submit the binary to http://bugzilla.redhat.com", SYMBOL_LINKAGE_NAME (msymbol), paddress (target_gdbarch (), pc));
+ /* fall through */
else
return find_pc_line (SYMBOL_VALUE_ADDRESS (mfunsym), 0);
}