title: `make V=99` not showing the compiler command
body: <pre><code>[il@vmarch openwrt]$ make V=99
  ...
  make -C /home/il/openwrt/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/linux-3.10.36 HOSTCFLAGS="-O2 -I/home/il/openwrt/staging_dir/host/include -Wall -Wmissing-prototypes -Wstrict-prototypes" CROSS_COMPILE="mips-openwrt-linux-uclibc-" ARCH="mips" KBUILD_HAVE_NLS=no CONFIG_SHELL="/usr/bin/bash" V='' CC="mips-openwrt-linux-uclibc-gcc" modules
  make[5]: Entering directory '/home/il/openwrt/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/linux-3.10.36'
  ...
    CC [M]  net/netfilter/xt_comment.o
  net/netfilter/xt_comment.c:1:1: error: expected identifier or '(' before numeric constant
   0 0
   ^
  </code></pre>
  
  <p>How to make it print <code>gcc ...</code> instead of <code>CC [M]</code></p>