diff --git a/src/GLSL_std_450/opcodes.zig b/src/GLSL_std_450/opcodes.zig
index 846803f..098f327 100644
--- a/src/GLSL_std_450/opcodes.zig
+++ b/src/GLSL_std_450/opcodes.zig
@@ -298,7 +298,7 @@ fn MathEngine(comptime T: PrimitiveType, comptime Op: MathOp) type {
                     .Atanh => if (TT == f16) RuntimeError.UnsupportedSpirV else std.math.atanh(x),
                     .Ceil => @ceil(x),
                     .Cos => @cos(x),
-                    .Cosh => if (TT == f16) RuntimeError.UnsupportedSpirV else std.math.cosh(x),
+                    .Cosh => if (TT == f16) RuntimeError.UnsupportedSpirV else (@exp(x) + @exp(-x)) / 2, // std.math.cosh is not precise enough for Vulkan CTS
                     .Degrees => std.math.radiansToDegrees(x),
                     .Exp => @exp(x),
                     .Exp2 => @exp2(x),
@@ -313,7 +313,7 @@ fn MathEngine(comptime T: PrimitiveType, comptime Op: MathOp) type {
                     .Round => @round(x),
                     .RoundEven => roundEven(TT, x),
                     .Sin => @sin(x),
-                    .Sinh => if (TT == f16) RuntimeError.UnsupportedSpirV else std.math.sinh(x),
+                    .Sinh => if (TT == f16) RuntimeError.UnsupportedSpirV else (@exp(x) - @exp(-x)) / 2, // std.math.sinh is not precise enough for Vulkan CTS
                     .Sqrt => @sqrt(x),
                     .Tan => @tan(x),
                     .Tanh => if (TT == f16) RuntimeError.UnsupportedSpirV else std.math.tanh(x),
diff --git a/src/Result.zig b/src/Result.zig
index 32c5b5e..88affe9 100644
--- a/src/Result.zig
+++ b/src/Result.zig
@@ -474,13 +474,7 @@ pub fn getMemberCounts(self: *const Self) usize {
     return 0;
 }
 
-pub fn flushPtr(self: *Self, allocator: std.mem.Allocator) RuntimeError!void {
-    if (self.variant) |*variant| {
-        switch (variant.*) {
-            .Constant => |*c| try c.value.flushPtr(allocator),
-            .Variable => |*v| try v.value.flushPtr(allocator),
-            .AccessChain => |*a| try a.value.flushPtr(allocator),
-            else => {},
-        }
-    }
+pub inline fn flushPtr(self: *Self, allocator: std.mem.Allocator) RuntimeError!void {
+    const value = self.getValue() catch return;
+    try value.flushPtr(allocator);
 }