d3dx9: Use the D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY flag when compiling ASCII effects.

Some manual testing shows that the behavior changed with d3dx9_37. Signed-off-by: Matteo Bruni <mbruni@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

d3dx9: Use the D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY flag when compiling ASCII effects.
3a5688a7 · Matteo Bruni · Alexandre Julliard · 6697de15 · 3a5688a7
Commit 3a5688a7 authored Dec 07, 2017 by Matteo Bruni Committed by Alexandre Julliard Dec 08, 2017
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effect.c dlls/d3dx9_36/effect.c +6 -1

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--- a/dlls/d3dx9_36/effect.c
+++ b/dlls/d3dx9_36/effect.c
@@ -6455,6 +6455,11 @@ static HRESULT d3dx9_base_effect_init(struct d3dx9_base_effect *base,
    char *skip_constants_buffer = NULL;
    const char **skip_constants = NULL;
    unsigned int skip_constants_count = 0;
+#if D3DX_SDK_VERSION <= 36
+    UINT compile_flags = D3DCOMPILE_ENABLE_BACKWARDS_COMPATIBILITY;
+#else
+    UINT compile_flags = 0;
+#endif
    unsigned int i, j;

    TRACE("base %p, data %p, data_size %lu, effect %p, pool %p, skip_constants %s.\n",
@@ -6471,7 +6476,7 @@ static HRESULT d3dx9_base_effect_init(struct d3dx9_base_effect *base,
    {
        TRACE("HLSL ASCII effect, trying to compile it.\n");
        hr = D3DCompile(data, data_size, NULL, defines, include,
-                "main", "fx_2_0", 0, eflags, &bytecode, &temp_errors);
+                "main", "fx_2_0", compile_flags, eflags, &bytecode, &temp_errors);
        if (FAILED(hr))
        {
            WARN("Failed to compile ASCII effect.\n");