Re: [GOOGLE] More strict checking for call args

[Dehao Chen <dehao at google dot com>]

attached is a testcase that would cause problem when source has changed:

$ g++ test.cc -O2 -fprofile-generate -DOLD
$ ./a.out
$ g++ test.cc -O2 -fprofile-use
test.cc:34:1: internal compiler error: in operator[], at vec.h:815
 }
 ^
0x512740 vec<tree_node*, va_heap, vl_embed>::operator[](unsigned int)
../../gcc/vec.h:815
0x512740 vec<tree_node*, va_heap, vl_ptr>::operator[](unsigned int)
../../gcc/vec.h:1244
0xf24464 vec<tree_node*, va_heap, vl_embed>::operator[](unsigned int)
../../gcc/vec.h:815
0xf24464 vec<tree_node*, va_heap, vl_ptr>::operator[](unsigned int)
../../gcc/vec.h:1244
0xf24464 ipa_get_indirect_edge_target_1
../../gcc/ipa-cp.c:1535
0x971b9a estimate_edge_devirt_benefit
../../gcc/ipa-inline-analysis.c:2757
0x973f59 estimate_edge_size_and_time
../../gcc/ipa-inline-analysis.c:2789
0x973f59 estimate_calls_size_and_time
../../gcc/ipa-inline-analysis.c:2842
0x97429f estimate_node_size_and_time
../../gcc/ipa-inline-analysis.c:2929
0x976077 do_estimate_edge_size(cgraph_edge*)
../../gcc/ipa-inline-analysis.c:3472
0x97614f estimate_edge_size
../../gcc/ipa-inline.h:274
0x97614f estimate_edge_growth
../../gcc/ipa-inline.h:286
0x97614f do_estimate_growth_1
../../gcc/ipa-inline-analysis.c:3582
0x7e41df cgraph_for_node_and_aliases
../../gcc/cgraph.c:1777
0x976675 do_estimate_growth(cgraph_node*)
../../gcc/ipa-inline-analysis.c:3596
0xf314ea estimate_growth
../../gcc/ipa-inline.h:261
0xf314ea inline_small_functions
../../gcc/ipa-inline.c:1432
0xf314ea ipa_inline
../../gcc/ipa-inline.c:1797
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.

Attachment: test.cc
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