Compilation: don't build `compiler_rt` for `amdgcn` and `ubsan_rt` for ptx

1 files changed, 27 insertions, 0 deletions

diff --git a/src/target.zig b/src/target.zig
index 7179868f42..b7cda53cf1 100644
--- a/src/target.zig
+++ b/src/target.zig
@@ -313,6 +313,33 @@ pub fn defaultCompilerRtOptimizeMode(target: std.Target) std.builtin.OptimizeMod
     }
 }
 
+pub fn canBuildLibCompilerRt(target: std.Target, use_llvm: bool, have_llvm: bool) bool {
+    switch (target.os.tag) {
+        .plan9 => return false,
+        else => {},
+    }
+    switch (target.cpu.arch) {
+        .spirv, .spirv32, .spirv64 => return false,
+        // Remove this once https://github.com/ziglang/zig/issues/23714 is fixed
+        .amdgcn => return false,
+        else => {},
+    }
+    return switch (zigBackend(target, use_llvm)) {
+        .stage2_llvm => true,
+        .stage2_x86_64 => if (target.ofmt == .elf or target.ofmt == .macho) true else have_llvm,
+        else => have_llvm,
+    };
+}
+
+pub fn canBuildLibUbsanRt(target: std.Target) bool {
+    switch (target.cpu.arch) {
+        .spirv, .spirv32, .spirv64 => return false,
+        // Remove this once https://github.com/ziglang/zig/issues/23715 is fixed
+        .nvptx, .nvptx64 => return false,
+        else => return true,
+    }
+}
+
 pub fn hasRedZone(target: std.Target) bool {
     return switch (target.cpu.arch) {
         .aarch64,