isl_constraint.c: use isl_stat enum instead of plain integers
commit76971a8bc6dbd54e561201e334eddf1e0fc429a2
authorTobias Grosser <tobias@grosser.es>
Tue, 29 May 2018 11:41:12 +0000 (29 13:41 +0200)
committerSven Verdoolaege <sven.verdoolaege@gmail.com>
Wed, 30 May 2018 21:28:53 +0000 (30 23:28 +0200)
tree6d6f76dec03ce6ad9f0cb4c6440309176570e869
parente8e22f0e4d924fef7d36b08834a3bf7578a96975
isl_constraint.c: use isl_stat enum instead of plain integers

This improves readability of the code and helps bug-finding tools,
which warn on integer to enum conversions in C.

Signed-off-by: Tobias Grosser <tobias@grosser.es>
Signed-off-by: Sven Verdoolaege <sven.verdoolaege@gmail.com>
isl_constraint.c