add isl_basic_map_has_single_reference
commit00e08f7fd72d797bd3ae191dc6eb498fc8bcd095
authorSven Verdoolaege <sven.verdoolaege@gmail.com>
Mon, 1 Oct 2018 09:40:47 +0000 (1 11:40 +0200)
committerSven Verdoolaege <sven.verdoolaege@gmail.com>
Mon, 1 Oct 2018 10:38:49 +0000 (1 12:38 +0200)
treea707a7d0b11ef0735b46965e6f81a9ea1119aecf
parentbfe0e748a234b6963e773002c1ce413c505a6763
add isl_basic_map_has_single_reference

This will be used to check whether a basic map should
be restored to a valid state when discovering
equality constraints during coalescing.

Signed-off-by: Sven Verdoolaege <sven.verdoolaege@gmail.com>
isl_map.c
isl_map_private.h