hpcc: add explicit C99 flag for older GCC versions (#18556)

2020-09-08 02:30:02 -04:00 · 2020-09-08 02:30:02 -04:00 · 73110b415d
commit 73110b415d
parent 850924e423
1 changed files with 6 additions and 0 deletions
--- a/var/spack/repos/builtin/packages/hpcc/package.py
+++ b/var/spack/repos/builtin/packages/hpcc/package.py
@ -205,3 +205,9 @@ def install(self, spec, prefix):
        mkdirp(self.prefix.doc.hpcc)
        install('README.html', self.prefix.doc.hpcc)
        install('README.txt', self.prefix.doc.hpcc)
+
+    def flag_handler(self, name, flags):
+        # old GCC defaults to -std=c90 but C99 is required for "restrict"
+        if self.spec.satisfies('%gcc@:5.1') and name == 'cflags':
+            flags.append(self.compiler.c99_flag)
+        return (flags, None, None)