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musl
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configure: only try -Qunused-arguments for clang

other compilers don't need this option, but gcc 3 and perhaps others
accept it despite not understanding it, then print warnings about it
at build time.

omitting it when not needed will also help shorten the command lines.
Rich Felker 6 years ago
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3e14bbcd19
commit
7634101069
1 changed files with 1 additions and 1 deletions
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      configure

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configure
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@@ -507,7 +507,7 @@ tryflag CFLAGS_AUTO -Werror=pointer-arith
 
 # parameter to stop printing warnings about LDFLAGS passed during
 
 # parameter to stop printing warnings about LDFLAGS passed during
 
 # compiling stage and CFLAGS passed during linking stage.
 
 # compiling stage and CFLAGS passed during linking stage.
 
 #
 
 #
 
-tryflag CFLAGS_AUTO -Qunused-arguments
 
+test "$cc_family" = clang && tryflag CFLAGS_AUTO -Qunused-arguments
 
 
 
 if test "x$warnings" = xyes ; then
 
 if test "x$warnings" = xyes ; then
 
 tryflag CFLAGS_AUTO -Wall
 
 tryflag CFLAGS_AUTO -Wall