http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51039
Bug #: 51039 Summary: [4.7 Regression] ICE: in estimate_function_body_sizes, at ipa-inline-analysis.c:1977 with -finline-small-functions -fno-ipa-pure-const and passing incompatible function ptr Classification: Unclassified Product: gcc Version: 4.7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassig...@gcc.gnu.org ReportedBy: zso...@seznam.cz CC: rgue...@gcc.gnu.org Host: x86_64-pc-linux-gnu Target: x86_64-pc-linux-gnu Created attachment 25758 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25758 the same testcase as for PR51012 The testcase for PR51012 is failing with -fno-ipa-pure-const: $ gcc -O -finline-small-functions -fno-ipa-pure-const testcase.c testcase.c: In function 'foo': testcase.c:14:1: internal compiler error: in estimate_function_body_sizes, at ipa-inline-analysis.c:1977 Please submit a full bug report, with preprocessed source if appropriate. See <http://gcc.gnu.org/bugs.html> for instructions. (gdb) bt #0 fancy_abort (file=0x127c400 "/mnt/svn/gcc-trunk/gcc/ipa-inline-analysis.c", line=1977, function=0x127cc50 "estimate_function_body_sizes") at /mnt/svn/gcc-trunk/gcc/diagnostic.c:898 #1 0x0000000000848721 in estimate_function_body_sizes (node=0x7ffff5588900, early=Unhandled dwarf expression opcode 0xf3 ) at /mnt/svn/gcc-trunk/gcc/ipa-inline-analysis.c:1977 #2 compute_inline_parameters (node=0x7ffff5588900, early=Unhandled dwarf expression opcode 0xf3 ) at /mnt/svn/gcc-trunk/gcc/ipa-inline-analysis.c:2129 #3 0x0000000000849b8d in compute_inline_parameters_for_current () at /mnt/svn/gcc-trunk/gcc/ipa-inline-analysis.c:2147 #4 0x00000000008dd3b8 in execute_one_pass (pass=0x194e7b0) at /mnt/svn/gcc-trunk/gcc/passes.c:2074 #5 0x00000000008dd725 in execute_pass_list (pass=0x194e7b0) at /mnt/svn/gcc-trunk/gcc/passes.c:2129 #6 0x00000000008dc954 in do_per_function_toporder (callback=0x8dd710 <execute_pass_list(opt_pass*)>, data=0x17c8b20) at /mnt/svn/gcc-trunk/gcc/passes.c:1616 #7 0x00000000008ddba6 in execute_ipa_pass_list (pass=0x17c8c40) at /mnt/svn/gcc-trunk/gcc/passes.c:2447 #8 0x00000000006959e3 in ipa_passes () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:2033 #9 cgraph_optimize () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:2145 #10 0x000000000069606a in cgraph_finalize_compilation_unit () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:1327 #11 0x000000000057424b in c_write_global_declarations () at /mnt/svn/gcc-trunk/gcc/c-decl.c:10023 #12 0x00000000009d15c4 in compile_file (argc=15, argv=0x7fffffffdaa8) at /mnt/svn/gcc-trunk/gcc/toplev.c:581 #13 do_compile (argc=15, argv=0x7fffffffdaa8) at /mnt/svn/gcc-trunk/gcc/toplev.c:1931 #14 toplev_main (argc=15, argv=0x7fffffffdaa8) at /mnt/svn/gcc-trunk/gcc/toplev.c:2007 #15 0x00007ffff6178d2d in __libc_start_main () from /lib64/libc.so.6 #16 0x0000000000557b39 in _start () Tested revisions: r181174 - crash r178498 - crash 4.6 r180325 - OK