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Diffstat (limited to 'm4')
-rw-r--r--m4/curl-compilers.m437
1 files changed, 36 insertions, 1 deletions
diff --git a/m4/curl-compilers.m4 b/m4/curl-compilers.m4
index ca2891400..ea10ceedb 100644
--- a/m4/curl-compilers.m4
+++ b/m4/curl-compilers.m4
@@ -22,7 +22,7 @@
#***************************************************************************
# File version for 'aclocal' use. Keep it a single number.
-# serial 2
+# serial 5
dnl CURL_CHECK_COMPILER
@@ -42,6 +42,7 @@ AC_DEFUN([CURL_CHECK_COMPILER], [
flags_opt_off="unknown"
#
CURL_CHECK_COMPILER_DEC
+ CURL_CHECK_COMPILER_HP
CURL_CHECK_COMPILER_IBM
CURL_CHECK_COMPILER_INTEL
CURL_CHECK_COMPILER_GNU
@@ -124,6 +125,28 @@ AC_DEFUN([CURL_CHECK_COMPILER_GNU], [
])
+dnl CURL_CHECK_COMPILER_HP
+dnl -------------------------------------------------
+dnl Verify if the C compiler being used is HP's.
+
+AC_DEFUN([CURL_CHECK_COMPILER_HP], [
+ AC_MSG_CHECKING([whether we are using the HP C compiler])
+ CURL_CHECK_DEF([__HP_cc], [], [silent])
+ if test "$curl_cv_have_def___HP_cc" = "yes"; then
+ AC_MSG_RESULT([yes])
+ compiler_id="HPC"
+ flags_dbg_all="-g -s"
+ flags_dbg_yes="-g"
+ flags_dbg_off="-s"
+ flags_opt_all="-O +O0 +O1 +O2 +O3 +O4"
+ flags_opt_yes="+O2"
+ flags_opt_off="+O0"
+ else
+ AC_MSG_RESULT([no])
+ fi
+])
+
+
dnl CURL_CHECK_COMPILER_IBM
dnl -------------------------------------------------
dnl Verify if the C compiler being used is IBM's.
@@ -215,6 +238,11 @@ AC_DEFUN([CURL_SET_COMPILER_BASIC_OPTS], [
CFLAGS="$CFLAGS -msg_fatal toofewargs,toomanyargs"
fi
#
+ if test "$compiler_id" = "HPC"; then
+ dnl Disallow run-time dereferencing of null pointers
+ CFLAGS="$CFLAGS -z"
+ fi
+ #
if test "$compiler_id" = "IBMC"; then
dnl Ensure that compiler optimizations are always thread-safe.
CFLAGS="$CFLAGS -qthreaded"
@@ -392,6 +420,13 @@ AC_DEFUN([CURL_SET_COMPILER_WARNING_OPTS], [
fi
fi
#
+ if test "$compiler_id" = "HPC"; then
+ if test "$want_warnings" = "yes"; then
+ dnl Issue all warnings
+ CFLAGS="$CFLAGS +w1"
+ fi
+ fi
+ #
if test "$compiler_id" = "ICC_unix"; then
if test "$want_warnings" = "yes"; then
if test "$compiler_num" -gt "600"; then