https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67457
--- Comment #6 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> --- (In reply to Ian Lance Taylor from comment #4) > I committed a patch that should produce a more graceful fallback when out of > memory. Please see if it helps your situation. Great! Not sure how you managed, but this gives a clean symbolic backtrace, at least for this simple test case: > ./a.out Operating system error: Cannot allocate memory Allocation would exceed memory limit Error termination. Backtrace: Could not print backtrace: mmap: Cannot allocate memory Could not print backtrace: mmap: Cannot allocate memory Could not print backtrace: mmap: Cannot allocate memory Could not print backtrace: mmap: Cannot allocate memory Could not print backtrace: mmap: Cannot allocate memory #0 0x7f068c128e09 in ??? #1 0x7f068c129905 in ??? #2 0x7f068c129b02 in ??? #3 0x40081d in __foomod_MOD_foo at /data/vjoost/gnu/bugs/test_1.f90:7 #4 0x4008bf in MAIN__ at /data/vjoost/gnu/bugs/test_1.f90:16 #5 0x4008f5 in main at /data/vjoost/gnu/bugs/test_1.f90:12