diff --git a/src/shaders/SkImageShader.cpp b/src/shaders/SkImageShader.cpp
index 52dda13e29..cafe2e672a 100755
--- a/src/shaders/SkImageShader.cpp
+++ b/src/shaders/SkImageShader.cpp
@@ -322,6 +322,18 @@ sk_sp<SkShader> SkImageShader::Make(sk_sp<SkImage> image, SkTileMode tmx, SkTile
 #include "src/gpu/effects/GrBlendFragmentProcessor.h"
 #include "src/gpu/effects/GrTextureEffect.h"
 
+namespace {
+template<typename T>
+constexpr T skia_max( std::initializer_list<T> list )
+{
+T max = *list.begin();
+for(auto i: list)
+    if( max < i )
+        max = i;
+return max;
+}
+}
+
 std::unique_ptr<GrFragmentProcessor> SkImageShader::asFragmentProcessor(
         const GrFPArgs& args) const {
     const auto lm = this->totalLocalMatrix(args.fPreLocalMatrix);
@@ -331,11 +343,11 @@ std::unique_ptr<GrFragmentProcessor> SkImageShader::asFragmentProcessor(
     }
 
     // This would all be much nicer with std::variant.
-    static constexpr size_t kSize = std::max({sizeof(GrYUVAImageTextureMaker),
+    static constexpr size_t kSize = skia_max({sizeof(GrYUVAImageTextureMaker),
                                               sizeof(GrTextureAdjuster      ),
                                               sizeof(GrImageTextureMaker    ),
                                               sizeof(GrBitmapTextureMaker   )});
-    static constexpr size_t kAlign = std::max({alignof(GrYUVAImageTextureMaker),
+    static constexpr size_t kAlign = skia_max({alignof(GrYUVAImageTextureMaker),
                                                alignof(GrTextureAdjuster      ),
                                                alignof(GrImageTextureMaker    ),
                                                alignof(GrBitmapTextureMaker   )});