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build: add -Wempty-body to compiler flags 

Warns against "if(0);" but not "if(0){}" - perfect for our purposes.
This commit is contained in:
wm4 2014-04-04 18:22:49 +02:00
parent 60e24fa842
commit dad50c379c
2 changed files with 4 additions and 4 deletions
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4
old-configure
View File

@ -1145,14 +1145,14 @@ if test -z "$CFLAGS" ; then
WARNFLAGS="-wd167 -wd556 -wd144"
elif test "$cc_vendor" = "clang"; then
CFLAGS="$_opt $_debug $_pipe"
WARNFLAGS="-Wall -Wno-switch -Wno-logical-op-parentheses -Wpointer-arith -Wundef -Wno-pointer-sign -Wmissing-prototypes -Wshadow"
WARNFLAGS="-Wall -Wno-switch -Wno-logical-op-parentheses -Wpointer-arith -Wundef -Wno-pointer-sign -Wmissing-prototypes -Wshadow -Wempty-body"
ERRORFLAGS="-Werror=implicit-function-declaration -Wno-error=deprecated-declarations -Wno-error=unused-function"
elif test "$cc_vendor" != "gnu" ; then
CFLAGS="$_opt $_debug $_pipe"
else
CFLAGS="$_opt $_debug $_pipe"
WARNFLAGS="-Wall -Wno-switch -Wno-parentheses -Wpointer-arith -Wredundant-decls"
ERRORFLAGS="-Werror-implicit-function-declaration -Wno-error=deprecated-declarations -Wno-error=unused-function -Wshadow"
ERRORFLAGS="-Werror-implicit-function-declaration -Wno-error=deprecated-declarations -Wno-error=unused-function -Wshadow -Wempty-body"
extra_ldflags="$extra_ldflags"
fi
else

4
waftools/detections/compiler.py
View File

@ -21,7 +21,7 @@ def __add_generic_flags__(ctx):
ctx.env.CFLAGS += ['-g']
def __add_gcc_flags__(ctx):
ctx.env.CFLAGS += ["-Wundef", "-Wmissing-prototypes",
ctx.env.CFLAGS += ["-Wundef", "-Wmissing-prototypes", "-Wempty-body",
"-Wno-switch", "-Wno-parentheses", "-Wpointer-arith",
"-Wredundant-decls", "-Wno-pointer-sign",
"-Werror=implicit-function-declaration",
@ -30,7 +30,7 @@ def __add_gcc_flags__(ctx):
def __add_clang_flags__(ctx):
ctx.env.CFLAGS += ["-Wno-logical-op-parentheses", "-fcolor-diagnostics",
"-Wno-tautological-compare",
"-Wno-tautological-compare", "-Wempty-body",
"-Wno-tautological-constant-out-of-range-compare" ]
def __add_mingw_flags__(ctx):