[compiler-rt] r285013 - scripts: Document existing problems with the symbolizer build script.

[Peter Collingbourne via llvm-commits]

Author: pcc
Date: Mon Oct 24 15:15:39 2016
New Revision: 285013

URL: http://llvm.org/viewvc/llvm-project?rev=285013&view=rev
Log:
scripts: Document existing problems with the symbolizer build script.

Reviewers: eugenis, vitalybuka

Subscribers: llvm-commits, kubabrecka

Differential Revision: https://reviews.llvm.org/D25846

Modified:
    compiler-rt/trunk/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh

Modified: compiler-rt/trunk/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh?rev=285013&r1=285012&r2=285013&view=diff
==============================================================================
--- compiler-rt/trunk/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh (original)
+++ compiler-rt/trunk/lib/sanitizer_common/symbolizer/scripts/build_symbolizer.sh Mon Oct 24 15:15:39 2016
@@ -18,6 +18,12 @@
 #
 # The script will modify the output directory which is given as the first
 # argument to the script.
+#
+# FIXME: We should really be using a simpler approach to building this object
+# file, and it should be available as a regular cmake rule. Conceptually, we
+# want to be doing "ld -r" followed by "objcopy -G" to create a relocatable
+# object file with only our entry points exposed. However, this does not work at
+# present, see PR30750.
 
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
 SRC_DIR=$(readlink -f $SCRIPT_DIR/..)