Remove pthreads patch, roll in new patches, disable unchecked bit readers.

configure

Index: configure
diff --git a/configure b/configure
index d7f2e493c7bd93d842fca9fbf9288b92bcc12566..00f2ebe83a713243b25f5fb11b9a539f1c63dc85 100755
--- a/configure
+++ b/configure
@@ -2152,7 +2152,7 @@ elif $cc -v 2>&1 | grep -qi ^gcc; then
         CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
         AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
     fi
-    speed_cflags='-O2'
+    speed_cflags='-O3'

[scherkus (not reviewing), 2012/02/09 00:40:49]

sanity check: this is reverting back to HEAD version?

[DaleCurtis, 2012/02/09 04:37:39]

Yes.

     size_cflags='-Os'
 elif $cc --version 2>/dev/null | grep -q Intel; then
     cc_type=icc
@@ -2305,7 +2305,6 @@ elif $cc -v 2>&1 | grep -q Open64; then
     cc_ident=$($cc -v 2>&1 | head -n1 | tr -d :)
     CC_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
     AS_DEPFLAGS='-MMD -MF $(@:.o=.d) -MT $@'
-# O2 produces smaller/faster code on P4 and same performance on Core/Atom.
     speed_cflags='-O2'
     size_cflags='-Os'
     filter_cflags='filter_out -Wdisabled-optimization|-Wtype-limits|-fno-signed-zeros'
@@ -3099,10 +3098,6 @@ if ! disabled pthreads && ! enabled w32threads && ! enabled os2threads; then
         add_extralibs -pthreads
     elif check_func pthread_create -lpthreadGC2; then
         add_extralibs -lpthreadGC2
-# static pthreads improves startup time
-    elif check_func pthread_create -lpthreadGC2 -lws2_32; then
-        add_cflags -DPTW32_STATIC_LIB
-        add_extralibs -lpthreadGC2 -lws2_32
     elif ! check_lib pthread.h pthread_create -lpthread; then
         disable pthreads
     fi
@@ -3385,8 +3380,7 @@ elif enabled ccc; then
 elif enabled gcc; then
     check_cflags -fno-tree-vectorize
     check_cflags -Werror=implicit-function-declaration
-# Removed to allow msys gcc 4.2.1-sjlj to compile
-#   check_cflags -Werror=missing-prototypes
+    check_cflags -Werror=missing-prototypes
 elif enabled llvm_gcc; then
     check_cflags -mllvm -stack-alignment=16
 elif enabled clang; then