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Only enable requested features

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This commit is contained in:
Layne Gustafson
2020-01-15 17:51:06 -05:00
committed by Andrew Kelley
parent ebb6f15bba
commit 40ff359486
1 changed files with 8 additions and 0 deletions
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8
src-self-hosted/stage1.zig
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@@ -667,6 +667,14 @@ const Stage2TargetDetails = struct {
var llvm_features_buffer = try std.Buffer.initSize(allocator, 0);
defer llvm_features_buffer.deinit();
// First, disable all features.
// This way, we only get the ones the user requests.
for (std.target.getFeaturesForArch(arch)) |feature| {
try llvm_features_buffer.append("-");
try llvm_features_buffer.append(feature.llvm_name);
try llvm_features_buffer.append(",");
}
for (features) |feature| {
try llvm_features_buffer.append("+");
try llvm_features_buffer.append(feature.llvm_name);