On Sat, Nov 21, 2015 at 4:03 PM, David Edelsohn <dje....@gmail.com> wrote: > Graphite relies on the ISL library and includes multiple ISL headers. > The ISL headers refer to identifiers that are poisoned for use in GCC. > The source files for Graphite were organized to include the ISL > headers first, to avoid the identifier poisoning, which breaks some > platforms because GCC header features are disabled. > > This patch reorganizes the graphite*.c header file inclusion order to > list ISL header files near the end, just before the graphite header > files on which they rely. A new macro, USES_ISL, is defined, which > skips the relevant identifier poisoning, similar to logic for Flex and > Bison. > > This patch also removes early inclusion of stddef.h for ISL because it > now should be provided by GCC system.h > > This has been bootstrapped on powerpc-ibm-aix7.1.0.0 > > Okay for trunk? > > Thanks, David > > * system.h: Don't poison calloc and strdup if USES_ISL is defined. > * graphite-dependences.c: Define USES_ISL. Include ISL header files > after GCC header files and before graphite header files. > * graphite-dependences.c: Same. > * graphite-isl-ast-to-gimple.c: Same. > * graphite-optimize-isl.c: Same. > * graphite-poly.c: Same. > * graphite-scop-detection.c: Same. > * graphite-sese-to-poly.c: Same. > * graphite.c: Same.
The patch looks good to me. Thanks David for fixing this. Sebastian
