[Bug target/95162] -mpreferred-stack-boundary=2 doesn't work with libgcc functions

2020-05-16 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95162 H.J. Lu changed: What|Removed |Added Resolution|--- |INVALID Status|UNCONFIRMED

[Bug target/95162] -mpreferred-stack-boundary=2 doesn't work with libgcc functions

2020-05-16 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95162 --- Comment #1 from H.J. Lu --- GCC manual says '-mpreferred-stack-boundary=NUM' Attempt to keep the stack boundary aligned to a 2 raised to NUM byte boundary. If '-mpreferred-stack-boundary' is not specified, the default is 4 (1