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| author | Richard Guenther <rguenther@suse.de> | 2006-05-27 15:57:36 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2006-05-27 15:57:36 +0000 |
| commit | 9e030af961640cc58c425da99fe98397549d5086 (patch) | |
| tree | 5a69262c3b046bdf7d18dfb4631164564a727268 | |
| parent | f7b985802814f02cfe92e7187dcf17a40c046d27 (diff) | |
| download | gcc-9e030af961640cc58c425da99fe98397549d5086.zip gcc-9e030af961640cc58c425da99fe98397549d5086.tar.gz gcc-9e030af961640cc58c425da99fe98397549d5086.tar.bz2 | |
re PR middle-end/27773 (ICE: in find_lattice_value, at tree-complex.c:133)
2006-05-27 Richard Guenther <rguenther@suse.de>
PR middle-end/27773
* fold-const.c (fold_plusminus_mult_expr): Use fold_convert
to produce a constant of value 1 of generic type.
* gcc.dg/torture/pr27773.c: New testcase.
From-SVN: r114158
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fold-const.c | 10 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr27773.c | 6 |
4 files changed, 19 insertions, 8 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4c73ad8..021e01b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-05-27 Richard Guenther <rguenther@suse.de> + + PR middle-end/27773 + * fold-const.c (fold_plusminus_mult_expr): Use fold_convert + to produce a constant of value 1 of generic type. + 2006-05-27 Dirk Mueller <dmueller@suse.de> * cgraphunit.c (decide_is_function_needed): Fix wrong diff --git a/gcc/fold-const.c b/gcc/fold-const.c index a5e57b1..7ef0fa1 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -6702,10 +6702,7 @@ fold_plusminus_mult_expr (enum tree_code code, tree type, tree arg0, tree arg1) else { arg00 = arg0; - if (!FLOAT_TYPE_P (type)) - arg01 = build_int_cst (type, 1); - else - arg01 = build_real (type, dconst1); + arg01 = fold_convert (type, integer_one_node); } if (TREE_CODE (arg1) == MULT_EXPR) { @@ -6715,10 +6712,7 @@ fold_plusminus_mult_expr (enum tree_code code, tree type, tree arg0, tree arg1) else { arg10 = arg1; - if (!FLOAT_TYPE_P (type)) - arg11 = build_int_cst (type, 1); - else - arg11 = build_real (type, dconst1); + arg11 = fold_convert (type, integer_one_node); } same = NULL_TREE; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index d25ea70..786b6ca 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2006-05-27 Richard Guenther <rguenther@suse.de> + + PR middle-end/27773 + * gcc.dg/torture/pr27773.c: New testcase. + 2006-05-27 Dirk Mueller <dmueller@suse.de> * gcc.dg/pr24561.c: Rename to.. diff --git a/gcc/testsuite/gcc.dg/torture/pr27773.c b/gcc/testsuite/gcc.dg/torture/pr27773.c new file mode 100644 index 0000000..e30e540 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr27773.c @@ -0,0 +1,6 @@ +/* { dg-do compile } */ + +_Complex float f(_Complex float a, float b) +{ + return a - a*b; +} |