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| author | Michael R Sweet <michael.r.sweet@gmail.com> | 2018-11-06 16:16:16 -0500 |
|---|---|---|
| committer | Michael R Sweet <michael.r.sweet@gmail.com> | 2018-11-06 16:16:16 -0500 |
| commit | 6276d173b6bf9774747e33da79fbd2076f657f3b (patch) | |
| tree | 3ba2abb8065b40caaa9621bd3921f36eba1ed7db /config-scripts | |
| parent | bafe8fce844bc0dc5c3af07cbb7610e99203a154 (diff) | |
| download | cups-6276d173b6bf9774747e33da79fbd2076f657f3b.tar.gz | |
Fix compiler warnings (Issue #5423)
Diffstat (limited to 'config-scripts')
| -rw-r--r-- | config-scripts/cups-compiler.m4 | 40 |
1 files changed, 11 insertions, 29 deletions
diff --git a/config-scripts/cups-compiler.m4 b/config-scripts/cups-compiler.m4 index a6923750a..0921b25dd 100644 --- a/config-scripts/cups-compiler.m4 +++ b/config-scripts/cups-compiler.m4 @@ -1,7 +1,7 @@ dnl dnl Compiler stuff for CUPS. dnl -dnl Copyright 2007-2017 by Apple Inc. +dnl Copyright 2007-2018 by Apple Inc. dnl Copyright 1997-2007 by Easy Software Products, all rights reserved. dnl dnl Licensed under Apache License v2.0. See the file "LICENSE" for more information. @@ -152,34 +152,16 @@ if test -n "$GCC"; then if test "x$with_optim" = x; then # Add useful warning options for tracking down problems... - OPTIM="-Wall -Wno-format-y2k -Wunused $OPTIM" - - AC_MSG_CHECKING(whether compiler supports -Wno-unused-result) - OLDCFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Werror -Wno-unused-result" - AC_TRY_COMPILE(,, - [OPTIM="$OPTIM -Wno-unused-result" - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - CFLAGS="$OLDCFLAGS" - - AC_MSG_CHECKING(whether compiler supports -Wsign-conversion) - OLDCFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Werror -Wsign-conversion" - AC_TRY_COMPILE(,, - [OPTIM="$OPTIM -Wsign-conversion" - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - CFLAGS="$OLDCFLAGS" - - AC_MSG_CHECKING(whether compiler supports -Wno-tautological-compare) - OLDCFLAGS="$CFLAGS" - CFLAGS="$CFLAGS -Werror -Wno-tautological-compare" - AC_TRY_COMPILE(,, - [OPTIM="$OPTIM -Wno-tautological-compare" - AC_MSG_RESULT(yes)], - AC_MSG_RESULT(no)) - CFLAGS="$OLDCFLAGS" + OPTIM="-Wall -Wno-format-y2k -Wunused -Wno-unused-result -Wsign-conversion $OPTIM" + + # Test GCC version for certain warning flags since -Werror + # doesn't trigger... + gccversion=`$CC --version | head -1 | awk '{print $NF}'` + case "$gccversion" in + 7.*) + OPTIM="$OPTIM -Wno-format-truncation -Wno-tautological-compare" + ;; + esac # Additional warning options for development testing... if test -d .git; then |