https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68471
--- Comment #1 from Zdenek Sojka <zsojka at seznam dot cz> --- Created attachment 36797 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36797&action=edit another testcase, with __builtin_apply() $ gcc -mmitigate-rop testcase.c testcase.c: In function 'foo': testcase.c:7:1: internal compiler error: in df_refs_verify, at df-scan.c:4022 } ^ 0x7927a2 df_refs_verify /mnt/svn/gcc-trunk/gcc/df-scan.c:4022 0x793dd7 df_insn_refs_verify /mnt/svn/gcc-trunk/gcc/df-scan.c:4104 0x7944e2 df_bb_verify /mnt/svn/gcc-trunk/gcc/df-scan.c:4131 0x7980f7 df_scan_verify() /mnt/svn/gcc-trunk/gcc/df-scan.c:4263 0x7802c8 df_verify() /mnt/svn/gcc-trunk/gcc/df-core.c:1831 0x78033a df_analyze_1 /mnt/svn/gcc-trunk/gcc/df-core.c:1217 0xebb7d0 ix86_mitigate_rop /mnt/svn/gcc-trunk/gcc/config/i386/i386.c:45245 0xebb7d0 ix86_reorg /mnt/svn/gcc-trunk/gcc/config/i386/i386.c:45424 0xb01709 execute /mnt/svn/gcc-trunk/gcc/reorg.c:3945 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.