enable all warnings except invalid-offsetof, sign-compare, unused-parameter

bitcoin-qt.pro

@@ -90,8 +90,7 @@ contains(BITCOIN_NEED_QT_PLUGINS, 1) {
     DEFINES += HAVE_BUILD_INFO
 }
 
-# disable quite some warnings because bitcoin core "sins" a lot
+QMAKE_CXXFLAGS_WARN_ON = -fdiagnostics-show-option -Wall -Wextra -Wformat -Wformat-security -Wno-invalid-offsetof -Wno-sign-compare -Wno-unused-parameter
-QMAKE_CXXFLAGS_WARN_ON = -fdiagnostics-show-option -Wall -Wno-strict-aliasing -Wno-invalid-offsetof -Wno-unused-variable -Wno-unused-parameter -Wno-sign-compare -Wno-char-subscripts -Wno-unused-value -Wno-sequence-point -Wno-parentheses -Wno-unknown-pragmas -Wno-switch
 
 # Input
 DEPENDPATH += src/qt src src json/include

src/makefile.osx

@@ -62,7 +62,7 @@ CFLAGS = -g
 endif
 
 # ppc doesn't work because we don't support big-endian
-CFLAGS += -Wextra -Wno-sign-compare -Wno-char-subscripts -Wno-invalid-offsetof -Wformat-security \
+CFLAGS += -Wextra -Wno-sign-compare -Wno-invalid-offsetof -Wformat-security \
     $(DEBUGFLAGS) $(DEFS) $(INCLUDEPATHS)
 
 OBJS= \

src/makefile.unix

@@ -81,7 +81,7 @@ LIBS+= \
 
 DEBUGFLAGS=-g
 CXXFLAGS=-O2
-xCXXFLAGS=-pthread -Wextra -Wno-sign-compare -Wno-char-subscripts -Wno-invalid-offsetof -Wformat -Wformat-security \
+xCXXFLAGS=-pthread -Wall -Wextra -Wno-sign-compare -Wno-invalid-offsetof -Wno-unused-parameter -Wformat -Wformat-security \
     $(DEBUGFLAGS) $(DEFS) $(HARDENING) $(CXXFLAGS)
 
 OBJS= \