Document which versions of PGI compiler uses single and double quotes.

diff --git a/ChangeLog b/ChangeLog
index 07b3cfe196afa2a4f2e9c89e3198fa418a9af64d..d5ed024838307dc7586b15041171b42976b5b04a 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2005-07-10  Stepan Kasal  <kasal@ucw.cz>
+
+       * lib/autoconf/fortran.m4 (_AC_PROG_FC_V_OUTPUT): Document which
+       versions of Portland Group compiler produce single- and double-quoted
+       -cmdline argument.  Reported by Steven G. Johnson <stevenj@fftw.org>
+       and Ole Holm Nielsen <Ole.H.Nielsen@fysik.dtu.dk>.
+
 2005-07-07  Paul Eggert  <eggert@cs.ucla.edu>
 
        * tests/local.at (AT_CONFIG_CMP): Ignore lines like "LIBS=''" too.

diff --git a/lib/autoconf/fortran.m4 b/lib/autoconf/fortran.m4
index b8768a9985863f76aede6f655c581f87c6fab065..7a9247e0f0ab1e73f602c08a11cbb67fa70abdd1 100644 (file)
--- a/lib/autoconf/fortran.m4
+++ b/lib/autoconf/fortran.m4
@@ -555,6 +555,8 @@ case $ac_[]_AC_LANG_ABBREV[]_v_output in
     ac_[]_AC_LANG_ABBREV[]_v_output=`echo $ac_[]_AC_LANG_ABBREV[]_v_output | sed 's/"-mGLOB[[^"]]*"/ /g'` ;;
 
   # Portland Group compiler has singly- or doubly-quoted -cmdline argument
+  # Singly-quoted arguments were reported for versions 5.2-4 and 6.0-4.
+  # Doubly-quoted arguments were reported for "PGF90/x86 Linux/x86 5.0-2".
   *-cmdline\ \'*)
     ac_[]_AC_LANG_ABBREV[]_v_output=`echo $ac_[]_AC_LANG_ABBREV[]_v_output | sed "s/-cmdline  *'[[^']]*'/ /g"` ;;
   *-cmdline*)