diff options
| author | Michael Forney <mforney@mforney.org> | 2019-02-24 14:42:04 -0800 |
|---|---|---|
| committer | Michael Forney <mforney@mforney.org> | 2019-02-24 14:42:04 -0800 |
| commit | 2deac8fa0c95d5c07b344e1ee966ea818c0b578b (patch) | |
| tree | c27f621b6594098abd88681b8c7f5b9380cf8c92 | |
| parent | 2e803ca5fd925c789b508e1463ea4417f2e1a2f4 (diff) | |
| download | cproc-2deac8fa0c95d5c07b344e1ee966ea818c0b578b.tar.xz | |
Define __GNUC__=4 and __STRICT_ANSI__ by default
We implement some GNU extensions that are used to implement certain libc
features, like INF, NAN, alloca, and offsetof.
| -rw-r--r-- | config.def.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/config.def.h b/config.def.h index 8cf1d5f..d11364d 100644 --- a/config.def.h +++ b/config.def.h @@ -14,8 +14,11 @@ static char *endfiles[] = { static char *preprocesscmd[] = { "cpp", "-P", - /* prevent libc from using GNU C extensions */ - "-U", "__GNUC__", + /* specify the GNU C extensions we support */ + "-U", "__GNUC__", "-D", "__GNUC__=4", + + /* prevent glibc from using statement expressions for assert */ + "-D", "__STRICT_ANSI__", /* required for glibc headers */ "-D", "__restrict=restrict", |