* configure.ac: Here.
---
ChangeLog | 6 ++++++
configure.ac | 13 +++++++------
2 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 04d59b0..8f28b13 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
2010-04-23 Roland Levillain <roland(a)lrde.epita.fr>
+ Document configure variables.
+
+ * configure.ac: Here.
+
+2010-04-23 Roland Levillain <roland(a)lrde.epita.fr>
+
Work around g++ 4.2's behavior regarding strict aliasing.
* configure.ac: Set STRICT_ALIASING_CXXFLAGS to
diff --git a/configure.ac b/configure.ac
index e83a6eb..62ceb8c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -69,7 +69,7 @@ AC_SUBST([STRICT_ALIASING_CXXFLAGS])
# Adjusting warning options according to compilers.
-AC_ARG_VAR([WARNINGS_CXXFLAGS])
+AC_ARG_VAR([WARNINGS_CXXFLAGS], [C++ compiler warning flags])
case "$CXX" in
# Intel compiler
*icpc*)
@@ -88,7 +88,7 @@ esac
# FIXME: We might want to write an Autoconf macro to factor this.
# Standard flags for tests.
-AC_ARG_VAR([TESTS_CXXFLAGS])
+AC_ARG_VAR([TESTS_CXXFLAGS], [C++ compiler flags for tests])
# We want no optimization for the tests (it slows down compiling
# times), and debugging information.
if test "$GXX" = yes && test -z "$TESTS_CXXFLAGS"; then
@@ -96,7 +96,8 @@ if test "$GXX" = yes && test -z
"$TESTS_CXXFLAGS"; then
fi
# Flags for complex tests.
-AC_ARG_VAR([TESTS_CXXFLAGS_SPEED])
+AC_ARG_VAR([TESTS_CXXFLAGS_SPEED],
+ [C++ compiler optimization flags for (complex) tests])
# We want optimization for complex tests, and keep debugging flags
# (still useful).
if test "$GXX" = yes && test -z "$TESTS_CXXFLAGS_SPEED";
then
@@ -104,7 +105,7 @@ if test "$GXX" = yes && test -z
"$TESTS_CXXFLAGS_SPEED"; then
fi
# Flags for tests with with all debugging features turned on.
-AC_ARG_VAR([TESTS_CXXFLAGS_DEBUG])
+AC_ARG_VAR([TESTS_CXXFLAGS_DEBUG], [C++ compiler debug flags])
# We want no optimization for the tests (it slows down compiling
# times), and a lot of debugging features.
# * GNU C++ Library Debug Mode:
@@ -474,7 +475,7 @@
AC_CONFIG_FILES([milena/apps/constrained-connectivity/test-constrained-connectiv
[chmod +x milena/apps/constrained-connectivity/test-constrained-connectivity])
# Flags for apps.
-AC_ARG_VAR([APPS_CXXFLAGS])
+AC_ARG_VAR([APPS_CXXFLAGS], [C++ compiler flags for applications])
# We want fast binaries for apps.
if test "$GXX" = yes && test -z "$APPS_CXXFLAGS"; then
APPS_CXXFLAGS="-O3 -DNDEBUG -ggdb $WARNINGS_CXXFLAGS"
@@ -493,7 +494,7 @@ AM_CONDITIONAL([ENABLE_TOOLS], [test "x$enable_tools" =
"xyes"])
AC_CONFIG_FILES([milena/tools/Makefile])
# Flags for tools.
-AC_ARG_VAR([TOOLS_CXXFLAGS])
+AC_ARG_VAR([TOOLS_CXXFLAGS], [C++ compiler flags for tools])
# We want fast binaries for tools.
if test "$GXX" = yes && test -z "$TOOLS_CXXFLAGS"; then
TOOLS_CXXFLAGS="-O3 -DNDEBUG -ggdb $WARNINGS_CXXFLAGS"
--
1.5.6.5
Show replies by date