Auto merge of #38798 - jsgf:fix-rpath, r=nikomatsakis

rustc: use -Xlinker when specifying an rpath with ',' in it

The `-Wl` option splits its parameters on commas, so if rustc specifies
`-Wl,-rpath,<path>` when `<path>` contains commas, the path gets split up
and the linker gets a partial path and spurious extra parameters.

Gcc/clang support the more verbose `-Xlinker` option to pass options to the linker directly, so use it for comma-containing paths.

Fixes issue #38795.
This commit is contained in:
bors 2017-01-08 00:10:15 +00:00
commit 47c8d9fdcf

View File

@ -51,7 +51,13 @@ pub fn get_rpath_flags(config: &mut RPathConfig) -> Vec<String> {
fn rpaths_to_flags(rpaths: &[String]) -> Vec<String> { fn rpaths_to_flags(rpaths: &[String]) -> Vec<String> {
let mut ret = Vec::new(); let mut ret = Vec::new();
for rpath in rpaths { for rpath in rpaths {
ret.push(format!("-Wl,-rpath,{}", &(*rpath))); if rpath.contains(',') {
ret.push("-Wl,-rpath".into());
ret.push("-Xlinker".into());
ret.push(rpath.clone());
} else {
ret.push(format!("-Wl,-rpath,{}", &(*rpath)));
}
} }
return ret; return ret;
} }
@ -258,4 +264,19 @@ mod tests {
assert_eq!(res, "$ORIGIN/../lib"); assert_eq!(res, "$ORIGIN/../lib");
} }
} }
#[test]
fn test_xlinker() {
let args = rpaths_to_flags(&[
"a/normal/path".to_string(),
"a,comma,path".to_string()
]);
assert_eq!(args, vec![
"-Wl,-rpath,a/normal/path".to_string(),
"-Wl,-rpath".to_string(),
"-Xlinker".to_string(),
"a,comma,path".to_string()
]);
}
} }