Created attachment 32382
reduced testcase
Here's a reduced testcase that segfaults also on x86_64.
markus@x4 tmp % g++ -std=c++11 -c -O2 -c test.ii
ASAN:SIGSEGV
=================================================================
==17160==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000010 (pc
0x000000d9b9b7 sp 0x7fff7ac203c0 bp 0x0fffef5840a0 T0)
#0 0xd9b9b6 in cgraph_function_node(cgraph_node*, availability*)
../../gcc/gcc/cgraph.c:2966
#1 0x25e6923 in propagate_pure_const ../../gcc/gcc/ipa-pure-const.c:1185
#2 0x25e6923 in propagate ../../gcc/gcc/ipa-pure-const.c:1483
#3 0x25e6923 in execute ../../gcc/gcc/ipa-pure-const.c:1536
#4 0x14b93cd in execute_one_pass(opt_pass*) ../../gcc/gcc/passes.c:2229
#5 0x14badd0 in execute_ipa_pass_list(opt_pass*) ../../gcc/gcc/passes.c:2607
#6 0xdb2bb1 in ipa_passes ../../gcc/gcc/cgraphunit.c:2084
#7 0xdb2bb1 in compile() ../../gcc/gcc/cgraphunit.c:2174
#8 0xdb484a in finalize_compilation_unit() ../../gcc/gcc/cgraphunit.c:2329
#9 0x84561a in cp_write_global_declarations() ../../gcc/gcc/cp/decl2.c:4610
#10 0x16aa252 in compile_file ../../gcc/gcc/toplev.c:562
#11 0x16af0db in do_compile ../../gcc/gcc/toplev.c:1914
#12 0x16af0db in toplev_main(int, char**) ../../gcc/gcc/toplev.c:1990
#13 0x7ff8fae69faf in __libc_start_main (/lib/libc.so.6+0x1ffaf)
#14 0x5d9460
(/var/tmp/gcc_sani/usr/local/libexec/gcc/x86_64-unknown-linux-gnu/4.9.0/cc1plus+0x5d9460)
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https://bugs.launchpad.net/bugs/1286343
Title:
mrpt triggers ICE on armf, powerpc, ppc64el at -O2 or higher
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