418be7985a
218379).
- Fix lockup on trampoline vs. its function lookup; unreproducible (BZ
218379).
- Resolves: rhbz#218379
- Related: rhbz#192964
21 lines
1.0 KiB
Diff
21 lines
1.0 KiB
Diff
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=218379
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diff -u -rup -x testsuite gdb-6.5-orig/gdb/symtab.c gdb-6.5/gdb/symtab.c
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--- gdb-6.5-orig/gdb/symtab.c 2006-12-17 11:59:52.000000000 +0100
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+++ gdb-6.5/gdb/symtab.c 2006-12-17 11:56:03.000000000 +0100
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@@ -2139,6 +2139,13 @@ find_pc_sect_line (CORE_ADDR pc, struct
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/* See above comment about why warning is commented out */
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/* warning ("In stub for %s; unable to find real function/line info", SYMBOL_LINKAGE_NAME (msymbol)) */ ;
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/* fall through */
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+ /* `msymbol' trampoline may be located before its .text symbol
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+ but this text symbol may be the address we were looking for.
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+ Avoid `find_pc_sect_line'<->`find_pc_line' infinite loop.
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+ Red Hat Bug 218379. */
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+ else if (SYMBOL_VALUE (mfunsym) == pc)
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+ warning ("In stub for %s (0x%s); interlocked, please submit the binary to http://bugzilla.redhat.com", SYMBOL_LINKAGE_NAME (msymbol), paddr (pc));
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+ /* fall through */
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else
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return find_pc_line (SYMBOL_VALUE (mfunsym), 0);
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}
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