[Bug other/87220] -fstack-check produces inefficient and wrong tests

2018-09-04 Thread bugdal at aerifal dot cx
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87220 --- Comment #2 from Rich Felker --- -fstack-clash-protection works as desired. Based on the documentation: "Most targets do not fully support stack clash protection. However, on those targets -fstack-clash-protection will protect dynamic stack

[Bug other/87220] -fstack-check produces inefficient and wrong tests

2018-09-04 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87220 --- Comment #1 from joseph at codesourcery dot com --- What does -fstack-clash-protection give? (-fstack-check is an old option for specific Ada requirements; for proper stack-clash protection for all languages you want -fstack-clash-protectio