MacOS: get instruction stream after closing buffer.

Otherwise the QByteArray's constData might have been relocated, and the
output might be anything but correct (e.g. empty).

Change-Id: I2eb1223d2e0577f41c8f9e6ce81cb65af05166da
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

diff --git a/src/qml/qml/v4/qv4isel_masm.cpp b/src/qml/qml/v4/qv4isel_masm.cpp
index d4c8499..af77a7c 100644 (file)
--- a/src/qml/qml/v4/qv4isel_masm.cpp
+++ b/src/qml/qml/v4/qv4isel_masm.cpp
@@ -608,10 +608,10 @@ void Assembler::link(QV4::Function *vmFunc)
 
         WTF::setDataFile(stderr);
 #if (OS(LINUX) && !defined(Q_OS_ANDROID)) || OS(MAC_OS_X)
+        fclose(disasmStream);
 #  if OS(MAC_OS_X)
         char *disasmOutput = memStream.buf.data();
 #  endif
-        fclose(disasmStream);
 #  if CPU(X86) || CPU(X86_64)
         QHash<void*, String*> idents;
         printDisassembledOutputWithCalls(disasmOutput, functions, _vmFunction->identifiers);