Fix for Subzero compilation on x86

Silence a few warnings within the LLVM code used by Subzero
which ended up being treated as errors when compiling
Chromium for x86.

Change-Id: If4d3c13ce0b01185d59a2cd064b2bad537639b94
Reviewed-on: https://swiftshader-review.googlesource.com/8813
Tested-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>

diff --git a/src/Reactor/BUILD.gn b/src/Reactor/BUILD.gn
index d74f06a..91d46b3 100644 (file)
--- a/src/Reactor/BUILD.gn
+++ b/src/Reactor/BUILD.gn
@@ -114,6 +114,13 @@ config("swiftshader_reactor_with_subzero_private_config") {
       "/wd4800",
     ]
 
+    if (use_swiftshader_with_subzero) {
+      cflags += [
+        "/wd4018",  # signed/unsigned mismatch (llvm)
+        "/wd4310",  # cast truncates constant value (llvm)
+      ]
+    }
+
     if (is_clang) {
       if (is_debug) {
         cflags += [ "-Wno-sign-compare" ]