diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/configure.in b/configure.in index 57be606be1..3648814a9f 100644 --- a/configure.in +++ b/configure.in @@ -2708,14 +2708,21 @@ AS_CASE("$enable_shared", [yes], [ if test "$GCC" = yes -a -z "$EXTSTATIC" -a "x$pie" != xno; then RUBY_TRY_CFLAGS(-fPIE, [pie=yes], [pie=no]) if test "$pie" = yes; then - RUBY_APPEND_OPTION(XCFLAGS, -fPIE) + # Use -fPIE when testing -pie. RUBY_TRY_LDFLAGS sets + # $save_CFLAGS internally, so set other name here. + save_CFLAGS_before_pie="$CFLAGS" + CFLAGS="$CFLAGS -fPIE" + + # gcc need -pie but clang need -Wl,-pie. for pie in -pie -Wl,-pie; do RUBY_TRY_LDFLAGS([$pie], [], [pie=]) if test "x$pie" != x; then + RUBY_APPEND_OPTION(XCFLAGS, -fPIE) RUBY_APPEND_OPTION(XLDFLAGS, $pie) break fi done + CFLAGS="$save_CFLAGS_before_pie" fi fi ]) |