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| author | Eric Botcazou <ebotcazou@adacore.com> | 2009-04-01 20:46:30 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2009-04-01 20:46:30 +0000 |
| commit | 87cfb32c77478f0e876e6c15a03f75c6aa07b2e7 (patch) | |
| tree | 4fd3653042cd7b017ac9cd6a959417dfec967094 /gcc/testsuite | |
| parent | bbb6eae87edb29b26e7c545645fac3d76a4605d8 (diff) | |
| download | gcc-87cfb32c77478f0e876e6c15a03f75c6aa07b2e7.zip gcc-87cfb32c77478f0e876e6c15a03f75c6aa07b2e7.tar.gz gcc-87cfb32c77478f0e876e6c15a03f75c6aa07b2e7.tar.bz2 | |
re PR rtl-optimization/39588 (internal compiler error: in trunc_int_for_mode, at explow.c:55)
PR rtl-optimization/39588
* combine.c (merge_outer_ops): Do not set the constant when this
is not necessary.
(simplify_shift_const_1): Do not modify it either in this case.
From-SVN: r145430
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/20090401-1.c | 11 |
2 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index b104b2a..b61f69a 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2009-04-01 Eric Botcazou <ebotcazou@adacore.com> + + * gcc.c-torture/compile/20090401-1.c: New test. + 2009-04-01 H.J. Lu <hongjiu.lu@intel.com> PR c++/4926 diff --git a/gcc/testsuite/gcc.c-torture/compile/20090401-1.c b/gcc/testsuite/gcc.c-torture/compile/20090401-1.c new file mode 100644 index 0000000..a0058fe --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/20090401-1.c @@ -0,0 +1,11 @@ +/* PR rtl-optimization/39588 */ +/* Testcase by Olivier ROUSSEL <olivier.roussel@cril.univ-artois.fr> */ + +#define lit_from_int(in) ((in<0)?(((-in)<<1)|1):(in<<1)) + +void init_clause(int *literals, int size, int *lits) +{ + int i; + for(i=0; i < size; i++) + lits[i] = lit_from_int(literals[i]); +} |