aboutsummaryrefslogtreecommitdiff
path: root/csu
diff options
context:
space:
mode:
Diffstat (limited to 'csu')
-rw-r--r--csu/initfini.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/csu/initfini.c b/csu/initfini.c
index e4a7117130..6b12850a24 100644
--- a/csu/initfini.c
+++ b/csu/initfini.c
@@ -57,6 +57,15 @@ rm -f crti.s-new crtn.s-new\n\
mv crtcommon.tmp crti.s-new\n\
cp crti.s-new crtn.s-new");
+/* Extract a `.end' if one is produced by the compiler. */
+asm ("fgrep .end >/dev/null 2>&1 <<\\EOF.end && need_end=yes");
+void
+useless_function (void)
+{
+ return;
+}
+asm ("\nEOF.end\n");
+
/* Append the .init prologue to crti.s-new. */
asm ("cat >> crti.s-new <<\\EOF.crti.init");
@@ -77,8 +86,9 @@ _init (void)
/* End the here document containing the .init prologue code.
Then fetch the .section directive just written and append that
to crtn.s-new, followed by the function epilogue. */
- asm (".end _init\n\
+ asm ("\n\
EOF.crti.init\n\
+ test -n \"$need_end\" && echo .end _init >> crti.s-new\n\
fgrep .init crti.s-new >>crtn.s-new\n\
fgrep -v .end >> crtn.s-new <<\\EOF.crtn.init");
}
@@ -96,8 +106,8 @@ _fini (void)
/* End the here document containing the .fini prologue code.
Then fetch the .section directive just written and append that
to crtn.s-new, followed by the function epilogue. */
- asm (".end _fini\n\
-EOF.crti.fini\n\
+ asm ("\nEOF.crti.fini\n\
+test -n \"$need_end\" && echo .end _fini >> crti.s-new\n\
cat > /dev/null <<\\EOF.fini.skip");
{