toolchain: disable PIE for static build with musl

As mentioned in commit 3c93901bcd2 (toolchain: add hidden symbol for PIE
support), support for static PIE using musl requires a gcc patch[1]. Buildroot
doesn't carry this patch. Don't enable BR2_TOOLCHAIN_SUPPORTS_PIE in static
build with musl.

Fixes:
http://autobuild.buildroot.net/results/d19/d19bcfcfb33cc5f5b082b97bbd5852d479823b97/
http://autobuild.buildroot.net/results/91f/91f7c6954c337b03f5ac141050d9b1bee1623376/
http://autobuild.buildroot.net/results/996/996116da9241686110b9525eed08cc5acfd379a6/

[1] https://github.com/richfelker/musl-cross-make/blob/b854a42fc1ea19b8c4ec7104848f9d1a6d7995f0/patches/gcc-6.3.0/0010-static-pie-support.diff

Acked-by: Waldemar Brodkorb <[email protected]>
Signed-off-by: Baruch Siach <[email protected]>
Signed-off-by: Thomas Petazzoni <[email protected]>

diff --git a/toolchain/Config.in b/toolchain/Config.in
index 652c9d8c1df416d576b0f09ac914a86037fc5c6c..6aaf68bf6547f19979bfba5646e78a9f877e3131 100644 (file)
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -28,7 +28,7 @@ config BR2_TOOLCHAIN_USES_MUSL
        select BR2_TOOLCHAIN_HAS_THREADS
        select BR2_TOOLCHAIN_HAS_THREADS_DEBUG
        select BR2_TOOLCHAIN_HAS_THREADS_NPTL
-       select BR2_TOOLCHAIN_SUPPORTS_PIE
+       select BR2_TOOLCHAIN_SUPPORTS_PIE if !BR2_STATIC_LIBS
 
 choice
        prompt "Toolchain type"