diff options
| -rwxr-xr-x | configure | 13 | ||||
| -rw-r--r-- | configure.in | 13 |
2 files changed, 22 insertions, 4 deletions
diff --git a/configure b/configure index f32b38149af..8490eb7cf0b 100755 --- a/configure +++ b/configure @@ -4386,6 +4386,10 @@ else fi fi +# CFLAGS we determined above will be added back at the end +user_CFLAGS=$CFLAGS +CFLAGS="" + # set CFLAGS_VECTOR from the environment, if available if test "$ac_env_CFLAGS_VECTOR_set" = set; then CFLAGS_VECTOR=$ac_env_CFLAGS_VECTOR_value @@ -4397,7 +4401,7 @@ fi # but has its own. Also check other compiler-specific flags here. if test "$GCC" = yes -a "$ICC" = no; then - CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith" + CFLAGS="-Wall -Wmissing-prototypes -Wpointer-arith" # These work in some but not all gcc versions { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -Wdeclaration-after-statement" >&5 $as_echo_n "checking whether $CC supports -Wdeclaration-after-statement... " >&6; } @@ -4904,7 +4908,12 @@ if test "$PORTNAME" = "win32"; then CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND" fi -# Check if the compiler still works with the template settings +# Now that we're done automatically adding stuff to CFLAGS, put back the +# user-specified flags (if any) at the end. This lets users override +# the automatic additions. +CFLAGS="$CFLAGS $user_CFLAGS" + +# Check if the compiler still works with the final flag settings { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler still works" >&5 $as_echo_n "checking whether the C compiler still works... " >&6; } cat confdefs.h - <<_ACEOF >conftest.$ac_ext diff --git a/configure.in b/configure.in index 56d1967eb45..b4bd09ec928 100644 --- a/configure.in +++ b/configure.in @@ -414,6 +414,10 @@ else fi fi +# CFLAGS we determined above will be added back at the end +user_CFLAGS=$CFLAGS +CFLAGS="" + # set CFLAGS_VECTOR from the environment, if available if test "$ac_env_CFLAGS_VECTOR_set" = set; then CFLAGS_VECTOR=$ac_env_CFLAGS_VECTOR_value @@ -425,7 +429,7 @@ fi # but has its own. Also check other compiler-specific flags here. if test "$GCC" = yes -a "$ICC" = no; then - CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith" + CFLAGS="-Wall -Wmissing-prototypes -Wpointer-arith" # These work in some but not all gcc versions PGAC_PROG_CC_CFLAGS_OPT([-Wdeclaration-after-statement]) PGAC_PROG_CC_CFLAGS_OPT([-Wendif-labels]) @@ -488,7 +492,12 @@ if test "$PORTNAME" = "win32"; then CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND" fi -# Check if the compiler still works with the template settings +# Now that we're done automatically adding stuff to CFLAGS, put back the +# user-specified flags (if any) at the end. This lets users override +# the automatic additions. +CFLAGS="$CFLAGS $user_CFLAGS" + +# Check if the compiler still works with the final flag settings AC_MSG_CHECKING([whether the C compiler still works]) AC_TRY_LINK([], [return 0;], [AC_MSG_RESULT(yes)], |