build: add --disable-werror option to configure
to omit -Werror compiler option
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@@ -165,7 +165,12 @@ AS_IF([test "x$enable_Bsymbolic" = "xcheck"],
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AS_IF([test "x$enable_Bsymbolic" = "xyes"], [JSON_BSYMBOLIC_LDFLAGS=-Wl[,]-Bsymbolic-functions])
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AS_IF([test "x$enable_Bsymbolic" = "xyes"], [JSON_BSYMBOLIC_LDFLAGS=-Wl[,]-Bsymbolic-functions])
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AC_SUBST(JSON_BSYMBOLIC_LDFLAGS)
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AC_SUBST(JSON_BSYMBOLIC_LDFLAGS)
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AX_APPEND_COMPILE_FLAGS([-Wall -Werror -Wcast-qual -Wno-error=deprecated-declarations])
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AC_ARG_ENABLE([werror],
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AS_HELP_STRING([--disable-werror], [avoid treating compiler warnings as fatal errors]))
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AS_IF([test "x$enable_werror" != "xno"], [AX_APPEND_COMPILE_FLAGS([-Werror])])
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AX_APPEND_COMPILE_FLAGS([-Wall -Wcast-qual -Wno-error=deprecated-declarations])
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AX_APPEND_COMPILE_FLAGS([-Wextra -Wwrite-string -Wno-unused-parameter])
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AX_APPEND_COMPILE_FLAGS([-Wextra -Wwrite-string -Wno-unused-parameter])
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AX_APPEND_COMPILE_FLAGS([-D_GNU_SOURCE])
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AX_APPEND_COMPILE_FLAGS([-D_GNU_SOURCE])
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