> The attached patch replaces it with an ad-hoc definition of setjmp, …
This cause % /opt/gcc/gcc8w/bin/g++ -std=c++11 -O2 -fnon-call-exceptions /opt/gcc/work/gcc/testsuite/g++.dg/pr62079.C -c -m32 /opt/gcc/work/gcc/testsuite/g++.dg/pr62079.C: In function 'int main()': /opt/gcc/work/gcc/testsuite/g++.dg/pr62079.C:78:1: error: non-cold basic block 5 reachable only by paths crossing the cold partition } ^ during RTL pass: split2 /opt/gcc/work/gcc/testsuite/g++.dg/pr62079.C:78:1: internal compiler error: verify_flow_info failed on x86_64-apple-darwin16. TIA Dominique