From a39a24665c3369dc1dcdf9abc0300add3b5024ba Mon Sep 17 00:00:00 2001
From: Francis Lam <flam@alum.mit.edu>
Date: Sun, 9 Apr 2017 17:39:23 -0400
Subject: [PATCH] Fix coreboot build where gcc defaults to pie (issue #177)

See https://github.com/coreboot/coreboot/commit/8bbd596de631adc8b677e69603e978b848eb1708
---
 patches/coreboot-4.5.patch | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/patches/coreboot-4.5.patch b/patches/coreboot-4.5.patch
index c017cbc1..33bc04ad 100644
--- a/patches/coreboot-4.5.patch
+++ b/patches/coreboot-4.5.patch
@@ -493,3 +493,21 @@ index a2ca1c1..df80286 100644
 +	}
 +}
 +
+diff --git a/util/crossgcc/buildgcc b/util/crossgcc/buildgcc
+index 4883754..1037fe0 100755
+--- a/util/crossgcc/buildgcc
++++ b/util/crossgcc/buildgcc
+@@ -502,6 +502,13 @@ set_hostcflags_from_gmp() {
+ }
+
+ build_GMP() {
++	# Check if GCC enables `-pie` by default (possible since GCC 6).
++	# We need PIC in all static libraries then.
++	if "${CC}" -dumpspecs 2>/dev/null | grep -q '[{;][[:space:]]*:-pie\>'
++	then
++		OPTIONS="$OPTIONS --with-pic"
++	fi
++
+	CC="$CC" ../${GMP_DIR}/configure --disable-shared --enable-fat \
+		--prefix=$TARGETDIR $OPTIONS \
+		|| touch .failed