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Rearranged testing of GCC-specific flags.
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parent
d160ee3259
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1 changed files with 23 additions and 10 deletions
33
configure.ac
33
configure.ac
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@ -545,13 +545,29 @@ if test -n "$GCC" ; then
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# * -Winline, -Wdisabled-optimization, -Wunsafe-loop-optimizations
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# don't seem so useful here; at least the last one gives some
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# warnings which are not bugs.
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for NEW_FLAG in -Wextra -Wformat=2 -Winit-self -Wstrict-aliasing=2 \
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-Wfloat-equal -Wshadow -Wpointer-arith \
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-Wbad-function-cast -Wwrite-strings \
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-Waggregate-return -Wstrict-prototypes \
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-Wold-style-definition -Wmissing-prototypes \
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-Wmissing-declarations -Wmissing-noreturn \
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-Wredundant-decls
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#
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# The flags are in reverse order below so they end up in "beautiful"
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# order on the actual command line.
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for NEW_FLAG in \
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-Wredundant-decls \
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-Wmissing-noreturn \
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-Wmissing-declarations \
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-Wmissing-prototypes \
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-Wold-style-definition \
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-Wstrict-prototypes \
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-Waggregate-return \
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-Wwrite-strings \
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-Wbad-function-cast \
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-Wpointer-arith \
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-Wshadow \
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-Wfloat-equal \
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-Wstrict-aliasing=2 \
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-Winit-self \
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-Wformat=2 \
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-Wextra \
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-Wall \
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-pedantic \
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-std=c99
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do
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AC_MSG_CHECKING([if $CC accepts $NEW_FLAG])
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OLD_CFLAGS="$CFLAGS"
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@ -571,9 +587,6 @@ if test -n "$GCC" ; then
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if test "x$enable_werror" = "xyes"; then
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CFLAGS="-Werror $CFLAGS"
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fi
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# IIRC these work with all GCC versions that support -std=c99:
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CFLAGS="-std=c99 -pedantic -Wall $CFLAGS"
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fi
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AM_CONDITIONAL([COND_WNO_UNINITIALIZED], test "x$Wno_uninitialized" = "xyes")
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