Commit 580bfe01c8

@@ -729,15 +729,19 @@ pub fn flushModule(self: *Coff, comp: *Compilation, prog_node: *std.Progress.Nod
     index += 2;
 
     // Characteristics
-    var characteristics: u16 = std.coff.IMAGE_FILE_DEBUG_STRIPPED | std.coff.IMAGE_FILE_RELOCS_STRIPPED; // TODO Remove debug info stripped flag when necessary
+    var flags: std.coff.CoffHeaderFlags = .{
+        // TODO Remove debug info stripped flag when necessary
+        .DEBUG_STRIPPED = 1,
+        .RELOCS_STRIPPED = 1,
+    };
     if (output_mode == .Exe) {
-        characteristics |= std.coff.IMAGE_FILE_EXECUTABLE_IMAGE;
+        flags.EXECUTABLE_IMAGE = 1;
     }
     switch (self.ptr_width) {
-        .p32 => characteristics |= std.coff.IMAGE_FILE_32BIT_MACHINE,
-        .p64 => characteristics |= std.coff.IMAGE_FILE_LARGE_ADDRESS_AWARE,
+        .p32 => flags.@"32BIT_MACHINE" = 1,
+        .p64 => flags.LARGE_ADDRESS_AWARE = 1,
     }
-    mem.writeIntLittle(u16, hdr_data[index..][0..2], characteristics);
+    mem.writeIntLittle(u16, hdr_data[index..][0..2], @bitCast(u16, flags));
     index += 2;
 
     assert(index == 20);
@@ -877,7 +881,10 @@ pub fn flushModule(self: *Coff, comp: *Compilation, prog_node: *std.Progress.Nod
     mem.set(u8, hdr_data[index..][0..12], 0);
     index += 12;
     // Section flags
-    mem.writeIntLittle(u32, hdr_data[index..][0..4], std.coff.IMAGE_SCN_CNT_INITIALIZED_DATA | std.coff.IMAGE_SCN_MEM_READ);
+    mem.writeIntLittle(u32, hdr_data[index..][0..4], @bitCast(u32, std.coff.SectionHeaderFlags{
+        .CNT_INITIALIZED_DATA = 1,
+        .MEM_READ = 1,
+    }));
     index += 4;
     // Then, the .text section
     hdr_data[index..][0..8].* = ".text\x00\x00\x00".*;
@@ -903,11 +910,12 @@ pub fn flushModule(self: *Coff, comp: *Compilation, prog_node: *std.Progress.Nod
     mem.set(u8, hdr_data[index..][0..12], 0);
     index += 12;
     // Section flags
-    mem.writeIntLittle(
-        u32,
-        hdr_data[index..][0..4],
-        std.coff.IMAGE_SCN_CNT_CODE | std.coff.IMAGE_SCN_MEM_EXECUTE | std.coff.IMAGE_SCN_MEM_READ | std.coff.IMAGE_SCN_MEM_WRITE,
-    );
+    mem.writeIntLittle(u32, hdr_data[index..][0..4], @bitCast(u32, std.coff.SectionHeaderFlags{
+        .CNT_CODE = 1,
+        .MEM_EXECUTE = 1,
+        .MEM_READ = 1,
+        .MEM_WRITE = 1,
+    }));
     index += 4;
 
     assert(index == optional_header_size + section_table_size);