From 82e7f23c49be10ce74cb1a951aa7cb77799c2798 Mon Sep 17 00:00:00 2001
From: Travis Lange <travislange12@gmail.com>
Date: Fri, 3 Jan 2025 11:04:40 -0500
Subject: Added support for thin lto

---
 src/Compilation.zig | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'src/Compilation.zig')

diff --git a/src/Compilation.zig b/src/Compilation.zig
index fc2e25febf..be501646a3 100644
--- a/src/Compilation.zig
+++ b/src/Compilation.zig
@@ -5399,8 +5399,10 @@ pub fn addCCArgs(
         },
     }
 
-    if (comp.config.lto) {
-        try argv.append("-flto");
+    switch (comp.config.lto) {
+        .none => try argv.append("-fno-lto"),
+        .full => try argv.append("-flto=full"),
+        .thin => try argv.append("-flto=thin"),
     }
 
     // This only works for preprocessed files. Guarded by `FileExt.clangSupportsDepFile`.
@@ -6450,7 +6452,7 @@ pub fn build_crt_file(
         .link_libc = false,
         .lto = switch (output_mode) {
             .Lib => comp.config.lto,
-            .Obj, .Exe => false,
+            .Obj, .Exe => .none,
         },
     });
     const root_mod = try Package.Module.create(arena, .{
-- 
cgit v1.2.3