build: fix use of strict aliasing

The -fno-strict-aliasing flag was added to fix compilation warnings when
building Node.js with GCC <= 4.4

PR: #25141

Reviewed-By: Julien Gilli <julien.gilli@joyent.com>
PR-URL: #25475

deps/uv/uv.gyp

@@ -64,6 +64,12 @@
         'src/version.c'
       ],
       'conditions': [
+        [ 'gcc_version<=44', {
+          # GCC versions <= 4.4 do not handle the aliasing in the queue
+          # implementation, so disable aliasing on these platforms
+          # to avoid subtle bugs
+          'cflags': [ '-fno-strict-aliasing' ],
+        }],
         [ 'OS=="win"', {
           'defines': [
             '_WIN32_WINNT=0x0600',