https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70070
G. Steinmetz <gs...@t-online.de> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |gs...@t-online.de --- Comment #8 from G. Steinmetz <gs...@t-online.de> --- All the above cases do not seem to cause an ICE anymore, unfortunately there are a few more cases using other numbers : $ cat za.f90 program p character(23) :: c data (c(i:i), i=1,123) /123*'#'/ end $ gfortran-9-20181104 -c za.f90 *** Error in `../x86_64-pc-linux-gnu/9.0.0/f951': free(): invalid next size (fast): 0x0000000002450790 *** during IPA pass: inline za.f90:4:0: 4 | end | internal compiler error: Aborted 0xb205df crash_signal ../../gcc/toplev.c:325 0x12703df ipa_inline ../../gcc/ipa-inline.c:2508 0x12703df execute ../../gcc/ipa-inline.c:2919 $ gfortran-9-20181104-chk -c za.f90 *** Error in `../x86_64-pc-linux-gnu/9.0.0/f951': free(): invalid next size (fast): 0x00000000028fb790 *** during GIMPLE pass: cfg za.f90:4:0: 4 | end | internal compiler error: Aborted 0xc78e8f crash_signal ../../gcc/toplev.c:325 0x7f2a3c verify_flow_info() ../../gcc/cfghooks.c:259 0xcd0db7 checking_verify_flow_info ../../gcc/cfghooks.h:198 0xcd0db7 cleanup_tree_cfg_noloop ../../gcc/tree-cfgcleanup.c:938 0xcd0db7 cleanup_tree_cfg() ../../gcc/tree-cfgcleanup.c:989 0xccbc2c execute_build_cfg ../../gcc/tree-cfg.c:415 0xccbc2c execute ../../gcc/tree-cfg.c:444