On Wed, Oct 24, 2012 at 10:37 AM, Vladimir Makarov <[email protected]> wrote:
> The following path shouldfix
>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55049
>
> The patch was successfully bootstrapped on x86-64. Sorry, I can not
> bootstrap with mx32 because of libraries absence.
>
> Committed as rev. 192771.
>
> 2012-10-24 Vladimir Makarov <[email protected]>
>
> PR bootstrap/55049
> * lra-constraints.c (extract_loc_address_regs): Pass top_p for
> ZERO_EXTEND operand.
>
I checked in this testcase. But I still got
libtool: compile:
/export/build/gnu/gcc-x32/build-x86_64-linux/./gcc/xgcc
-B/export/build/gnu/gcc-x32/build-x86_64-linux/./gcc/
-B/usr/gcc-4.8.0-x32/x86_64-unknown-linux-gnu/bin/
-B/usr/gcc-4.8.0-x32/x86_64-unknown-linux-gnu/lib/ -isystem
/usr/gcc-4.8.0-x32/x86_64-unknown-linux-gnu/include -isystem
/usr/gcc-4.8.0-x32/x86_64-unknown-linux-gnu/sys-include -mx32
-DHAVE_CONFIG_H -I. -I/export/gnu/import/git/gcc/libgomp
-I/export/gnu/import/git/gcc/libgomp/config/linux/x86
-I/export/gnu/import/git/gcc/libgomp/config/linux
-I/export/gnu/import/git/gcc/libgomp/config/posix
-I/export/gnu/import/git/gcc/libgomp -Wall -Werror -pthread
-ftls-model=initial-exec -O2 -g -pthread -pthread -MT loop.lo -MD -MP
-MF .deps/loop.Tpo -c /export/gnu/import/git/gcc/libgomp/loop.c -fPIC
-DPIC -o .libs/loop.o
/export/gnu/import/git/gcc/libgomp/loop.c: In function ‘GOMP_loop_runtime_next’:
/export/gnu/import/git/gcc/libgomp/loop.c:355:1: internal compiler
error: in check_rtl, at lra.c:2014
}
^
0x8bfdbd check_rtl
/export/gnu/import/git/gcc/gcc/lra.c:2014
0x8c071d lra(_IO_FILE*)
/export/gnu/import/git/gcc/gcc/lra.c:2372
0x875f89 do_reload
/export/gnu/import/git/gcc/gcc/ira.c:4613
0x876182 rest_of_handle_reload
/export/gnu/import/git/gcc/gcc/ira.c:4719
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[2]: *** [loop.lo] Error 1
make[2]: Leaving directory
`/export/build/gnu/gcc-x32/build-x86_64-linux/x86_64-unknown-linux-gnu/x32/libgomp'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory
`/export/build/gnu/gcc-x32/build-x86_64-linux/x86_64-unknown-linux-gnu/x32/libgomp'
make: *** [all] Error 2
I will extract a small tectase.
--
H.J.
----
PR bootstrap/55049
* gcc.target/i386/pr55049-1.c: New test.
Index: gcc.target/i386/pr55049-1.c
===================================================================
--- gcc.target/i386/pr55049-1.c (revision 0)
+++ gcc.target/i386/pr55049-1.c (revision 192785)
@@ -0,0 +1,11 @@
+/* { dg-do compile { target { ! { ia32 } } } } */
+/* { dg-require-effective-target fpic } */
+/* { dg-options "-O2 -fPIC -mx32" } */
+
+extern void __morestack_fail (const char *msg);
+void
+foo (void)
+{
+ static const char msg[] = "munmap of stack space failed: errno ";
+ __morestack_fail (msg);
+}
