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Viewing changes to configure.ac

  • Committer: Monty Taylor
  • Date: 2008-07-05 11:18:25 UTC
  • mto: This revision was merged to the branch mainline in revision 62.
  • Revision ID: monty@inaugust.com-20080705111825-50mrblrfc5n71l8e
Turned unreachable code warnings into a configure option.

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configure.ac
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    [ac_warn_fail="$enableval"],
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    [ac_warn_fail="no"])
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AC_ARG_ENABLE([unreachable],
 
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    [AS_HELP_STRING([--enable-unreachable],
 
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       [Enable warnings about unreachable code @<:@default=off@:>@])],
 
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    [ac_warn_unreachable="$enableval"],
 
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    [ac_warn_unreachable="no"])
 
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if test "$GCC" = "yes"
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then
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  if test "$ac_warn_pedantic" = "yes"
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  then
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    #GCC_WARNINGS="${GCC_WARNINGS}  -std=gnu99 -pedantic -Wundef -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wunreachable-code"
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    #GXX_WARNINGS="${GXX_WARNINGS}  -std=gnu++98 -pedantic -Wundef -Wredundant-decls -Wunreachable-code"
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    GCC_WARNINGS="${GCC_WARNINGS}  -std=gnu99 -pedantic -Wundef -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls  "
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    GXX_WARNINGS="${GXX_WARNINGS}  -std=gnu++98 -pedantic -Wundef -Wredundant-decls "
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  fi
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  if test "$ac_warn_unreachable" = "yes"
 
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  then
 
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    GCC_WARNINGS="${GCC_WARNINGS} -Wunreachable-code"
 
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    GXX_WARNINGS="${GXX_WARNINGS} -Wunreachable-code"
 
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  fi
 
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  if test "$ac_warn_fail" = "yes"
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  then
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    GCC_WARNINGS="${GCC_WARNINGS} -Werror"