The attached change fixes a compilation error building the Debian mupdf package:
cc -g -O2 -Wformat -Werror=format-security -D_FORTIFY_SOURCE=2 -DJBIG_NO_MEMENTO
-Wall -pipe -O2 -DNDEBUG -fomit-frame-pointer -Iinclude -Igenerated -I/usr/inc
lude/freetype2 -DSHARE_JPEG -I/usr/include/openjpeg-2.1 -DHAVE_OPENSSL -Ith
irdparty/mujs -o build/release/pdf/pdf-fontfile.o -c source/pdf/pdf-fontfile.c
{standard input}: Assembler messages:
{standard input}:552: Error: Field out of range [-262144..262143] (-6108748).
{standard input}:575: Error: Field out of range [-262144..262143] (-6108792).
The out of range field is caused by attempting to do a sibcall to a public
function.
Tested on hppa-unknown-linux-gnu. Committed to trunk, gcc-5 and gcc-4.9.
Dave
--
John David Anglin dave.ang...@bell.net
2015-09-19 John David Anglin <dang...@gcc.gnu.org>
* config/pa/pa.c (pa_function_ok_for_sibcall): Remove special treatment
of TARGET_ELF32.
Index: config/pa/pa.c
===================================================================
--- config/pa/pa.c (revision 227923)
+++ config/pa/pa.c (working copy)
@@ -8510,14 +8510,6 @@
if (TARGET_PORTABLE_RUNTIME)
return false;
- /* Sibcalls are ok for TARGET_ELF32 as along as the linker is used in
- single subspace mode and the call is not indirect. As far as I know,
- there is no operating system support for the multiple subspace mode.
- It might be possible to support indirect calls if we didn't use
- $$dyncall (see the indirect sequence generated in pa_output_call). */
- if (TARGET_ELF32)
- return (decl != NULL_TREE);
-
/* Sibcalls are not ok because the arg pointer register is not a fixed
register. This prevents the sibcall optimization from occurring. In
addition, there are problems with stub placement using GNU ld. This
