45 lines
1.7 KiB
Diff
45 lines
1.7 KiB
Diff
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Index: coregrind/m_debuginfo/readelf.c
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===================================================================
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--- valgrind-3.8.0/coregrind/m_debuginfo/readelf.c (revision 12871)
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+++ valgrind-3.8.0/coregrind/m_debuginfo/readelf.c (working copy)
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@@ -888,7 +888,7 @@
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* http://fedoraproject.org/wiki/RolandMcGrath/BuildID
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*/
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static
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-Char *find_buildid(Addr image, UWord n_image, Bool rel_ok)
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+Char *find_buildid(Addr image, UWord n_image, Bool rel_ok, Bool search_shdrs)
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{
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Char* buildid = NULL;
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__attribute__((unused)) /* on Android, at least */
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@@ -930,7 +930,11 @@
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}
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}
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- if (buildid || !rel_ok)
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+ /* Normally we would only search shdrs for ET_REL files, but when
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+ we search for a separate .debug file phdrs might not be there
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+ (they are never loaded) or have been corrupted, so try again
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+ against shdrs. */
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+ if (buildid || (!rel_ok && !search_shdrs))
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return buildid;
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for (i = 0; i < ehdr->e_shnum; i++) {
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@@ -1074,7 +1078,7 @@
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return 0;
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if (buildid) {
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- Char* debug_buildid = find_buildid(sr_Res(sres), *size, rel_ok);
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+ Char* debug_buildid = find_buildid(sr_Res(sres), *size, rel_ok, True);
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if (debug_buildid == NULL || VG_(strcmp)(buildid, debug_buildid) != 0) {
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SysRes res = VG_(am_munmap_valgrind)(sr_Res(sres), *size);
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vg_assert(!sr_isError(res));
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@@ -2274,7 +2278,7 @@
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vg_assert(dimage == 0 && n_dimage == 0);
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/* Look for a build-id */
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- buildid = find_buildid(oimage, n_oimage, False);
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+ buildid = find_buildid(oimage, n_oimage, False, False);
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/* Look for a debug image */
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if (buildid != NULL || debuglink_img != NULL) {
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