motiejus/zig

commit 3ed52e5453a6971c6a3db0846f503478922d4ea5 (tree)
parent 504ce86ac991938fcd0544d771c7743833060dda
Author: Andrew Kelley <andrew@ziglang.org>
Date:   Tue, 28 Jan 2020 14:54:34 -0500

fix build.zig logic for -target-cpu and -target-feature

fix a false negative for detecting the ability to emit these flags.
it matters for stage0/stage1 on aarch64

Diffstat:
M
lib/std/build.zig
 | 
3
+++

1 file changed, 3 insertions(+), 0 deletions(-)
diff --git a/lib/std/build.zig b/lib/std/build.zig
@@ -1978,6 +1978,9 @@ pub const LibExeObjStep = struct {
 
                 const all_features = self.target.getArch().allFeaturesList();
                 var populated_cpu_features = cross.cpu_features.cpu.features;
+                if (self.target.getArch().subArchFeature()) |sub_arch_index| {
+                    populated_cpu_features.addFeature(sub_arch_index);
+                }
                 populated_cpu_features.populateDependencies(all_features);
 
                 if (populated_cpu_features.eql(cross.cpu_features.features)) {