Allow -mincoming-stack-boundary=3 with -mno-sse
Similar to -mpreferred-stack-boundary=3, -mincoming-stack-boundary=3 is
allowed with -mno-sse in 64-bit mode.
gcc/
PR target/53383
* config/i386/i386.c (ix86_option_override_internal): Allow
-mincoming-stack-boundary=3 for 64-bit if SSE is disabled.
gcc/testsuite/
PR target/53383
* gcc.target/i386/pr53383-1.c: New file.
* gcc.target/i386/pr53383-2.c: Likewise.
* gcc.target/i386/pr53383-3.c: Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225452 138bc75d-0d04-0410-961f-82ee72b054a4