[Bug libitm/61594] ICE (assertion failure) in trans-mem.c

[patrick.marlier at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61594

--- Comment #1 from Patrick Marlier <patrick.marlier at gmail dot com> ---
Created attachment 33058
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=33058&action=edit
reduced testcase

$ xgcc -Wall -Wextra -Wfatal-errors -O2 -fgnu-tm -S pr61594.c
pr61594.c: In function ‘fn1’:
pr61594.c:12:40: internal compiler error: in requires_barrier, at
trans-mem.c:1517
 __attribute__((transaction_safe)) void fn1() { fn2(""); }