[Bug lto/45368] New: gcc.c-torture/execute/builtins/memcpy-chk.c -O2 -flto, etc ICEs with -fgraphite-identity
howarth at nitro dot med dot uc dot edu
gcc-bugzilla@gcc.gnu.org
Sat Aug 21 16:29:00 GMT 2010
While testing the current gcc trunk with...
Index: opts.c
===================================================================
--- opts.c (revision 162966)
+++ opts.c (working copy)
@@ -781,6 +781,9 @@
/* -O2 optimizations. */
opt2 = (optimize >= 2);
+#ifdef HAVE_cloog
+ flag_graphite_identity = opt2;
+#endif
flag_inline_small_functions = opt2;
flag_indirect_inlining = opt2;
flag_partial_inlining = opt2;
...number of failures appear associated with lto...
FAIL: gcc.c-torture/execute/builtins/memcpy-chk.c compilation, -O2 -flto
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/memcpy-chk.c compilation, -O2 -fwhopr
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/memmove-chk.c compilation, -O2 -flto
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/memmove-chk.c compilation, -O2 -fwhopr
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/mempcpy-chk.c compilation, -O2 -flto
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/mempcpy-chk.c compilation, -O2 -fwhopr
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/memset-chk.c compilation, -O2 -flto
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/memset-chk.c compilation, -O2 -fwhopr
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/strncpy-chk.c compilation, -O2 -flto
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/strncpy-chk.c compilation, -O2 -fwhopr
(internal compiler error)
FAIL: gcc.c-torture/execute/builtins/strstr-asm.c compilation, -O2 -fwhopr
FAIL: gcc.c-torture/execute/991016-1.c compilation, -O2 -flto (internal
compiler error)
FAIL: gcc.c-torture/execute/991016-1.c compilation, -O2 -fwhopr (internal
compiler error)
These are all of the form...
Executing on host: /sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/xgcc
-B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/
/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100821/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c
/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100821/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk-lib.c
/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100821/gcc/testsuite/gcc.c-torture/execute/builtins/lib/main.c
-w -O2 -flto -lm -m32 -o
/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/testsuite/gcc/memcpy-chk.x8
(timeout = 300)
/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100821/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c:
In function 'test3':
/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100821/gcc/testsuite/gcc.c-torture/execute/builtins/memcpy-chk.c:249:1:
internal compiler error: in get_alias_set, at alias.c:701
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
--
Summary: gcc.c-torture/execute/builtins/memcpy-chk.c -O2 -flto,
etc ICEs with -fgraphite-identity
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: lto
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: howarth at nitro dot med dot uc dot edu
GCC build triplet: x86_64-apple-darwin10
GCC host triplet: x86_64-apple-darwin10
GCC target triplet: x86_64-apple-darwin10
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45368
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