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-rwxr-xr-xconfigure6
1 files changed, 6 insertions, 0 deletions
diff --git a/configure b/configure
index 49d83844..de357bc2 100755
--- a/configure
+++ b/configure
@@ -499,6 +499,12 @@ fi
# Some patched GCC builds have these defaults messed up...
tryldflag LDFLAGS_AUTO -Wl,--hash-style=both
+# Prevent linking if there are undefined symbols; if any exist,
+# libc.so will crash at runtime during relocation processing.
+# The common way this can happen is failure to link the compiler
+# runtime library; implementation error is also a possibility.
+tryldflag LDFLAGS_AUTO -Wl,--no-undefined
+
test "$shared" = "no" || {
# Disable dynamic linking if ld is broken and can't do -Bsymbolic-functions
LDFLAGS_DUMMY=