From 41db6ee86441fde729b71918502bd20f5f95e4b9 Mon Sep 17 00:00:00 2001
From: Leonid Pliushch <leonid.pliushch@gmail.com>
Date: Wed, 11 Sep 2019 01:31:44 +0300
Subject: [PATCH] libelf: compile with -O1

Optimization flags -O2/-Oz cause bus error in program `uftrace` on ARM devices.
---
 packages/libelf/build.sh | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/packages/libelf/build.sh b/packages/libelf/build.sh
index 65819f867..298e2a152 100644
--- a/packages/libelf/build.sh
+++ b/packages/libelf/build.sh
@@ -4,7 +4,7 @@ TERMUX_PKG_LICENSE="GPL-2.0"
 # NOTE: We only build the libelf part of elfutils for now,
 # as other parts are not clang compatible.
 TERMUX_PKG_VERSION=0.176
-TERMUX_PKG_REVISION=1
+TERMUX_PKG_REVISION=2
 TERMUX_PKG_SHA256=eb5747c371b0af0f71e86215a5ebb88728533c3a104a43d4231963f308cd1023
 TERMUX_PKG_SRCURL=ftp://sourceware.org/pub/elfutils/${TERMUX_PKG_VERSION}/elfutils-${TERMUX_PKG_VERSION}.tar.bz2
 # libandroid-support for langinfo.
@@ -22,12 +22,16 @@ termux_step_pre_configure() {
 
 	CFLAGS+=" -DFNM_EXTMATCH=0"
 
+	if [ "$TERMUX_ARCH" = "arm" ]; then
+		CFLAGS="${CFLAGS/-Oz/-O1}"
+	fi
+
 	cp $TERMUX_PKG_BUILDER_DIR/error.h .
 	cp $TERMUX_PKG_BUILDER_DIR/stdio_ext.h .
 	cp $TERMUX_PKG_BUILDER_DIR/obstack.h .
 	cp $TERMUX_PKG_BUILDER_DIR/qsort_r.h .
 	cp $TERMUX_PKG_BUILDER_DIR/aligned_alloc.c libelf
-        autoreconf -if
+	autoreconf -if
 }
 
 termux_step_make() {