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| -rw-r--r-- | ChangeLog | 8 | ||||
| -rw-r--r-- | configure.in | 5 |
2 files changed, 12 insertions, 1 deletions
@@ -1,3 +1,11 @@ +Fri May 17 18:06:15 2013 Tanaka Akira <akr@fsij.org> + + * configure.in: Consider error messages to find out version option of + C compiler. + The C compiler of Sun Studio C emits "Warning: Option -qversion + passed to ld, if ld is invoked, ignored otherwise" and exit + successfully. + Fri May 17 17:34:48 2013 Nobuyoshi Nakada <nobu@ruby-lang.org> * gc.c (rb_gc_guarded_ptr): unoptimize on other compilers than gcc and diff --git a/configure.in b/configure.in index 540d7d2097..bd4b039e55 100644 --- a/configure.in +++ b/configure.in @@ -439,7 +439,10 @@ AC_SUBST(COUTFLAG) cc_version= for option in --version -v -V -qversion; do - $CC $option > /dev/null 2>&1 || continue + cc_version_message=`$CC $option 2>&1` + cc_version_status=$? + AS_CASE($cc_version_status, [0], [:], [continue]) + AS_CASE($cc_version_message, [*Warning*], [continue]) cc_version='$(CC) '$option done AC_SUBST(CC_VERSION, $cc_version) |