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| author | Richard Guenther <rguenther@suse.de> | 2005-09-09 09:00:42 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2005-09-09 09:00:42 +0000 |
| commit | 3dac16bde876e6ef586bed692a5c52015d230188 (patch) | |
| tree | 063d723468f59c5153bc0412704ffd0946b73ba1 /gcc | |
| parent | dcfae47c5e2507e490b278ae5db3365b31c9654e (diff) | |
| download | gcc-3dac16bde876e6ef586bed692a5c52015d230188.zip gcc-3dac16bde876e6ef586bed692a5c52015d230188.tar.gz gcc-3dac16bde876e6ef586bed692a5c52015d230188.tar.bz2 | |
re PR c++/23624 (ICE: internal compiler error: in invert_truthvalue, at fold-const.c:2697)
2005-09-09 Richard Guenther <rguenther@suse.de>
PR c++/23624
* fold-const.c (fold_ternary): Check truth_value_p before
calling invert_truthvalue.
* g++.dg/tree-ssa/pr23624.C: New testcase.
From-SVN: r104083
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fold-const.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/tree-ssa/pr23624.C | 8 |
4 files changed, 21 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 185cc13..7ec894c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2005-09-09 Richard Guenther <rguenther@suse.de> + + PR c++/23624 + * fold-const.c (fold_ternary): Check truth_value_p before + calling invert_truthvalue. + 2005-09-09 Nick Clifton <nickc@redhat.com> * Makefile.in (LIBGCC_DEPS): Add libgcc2.h. diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 2f024b4..4b41adf 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -10006,7 +10006,8 @@ fold_ternary (enum tree_code code, tree type, tree op0, tree op1, tree op2) /* If the second operand is simpler than the third, swap them since that produces better jump optimization results. */ - if (tree_swap_operands_p (op1, op2, false)) + if (truth_value_p (TREE_CODE (arg0)) + && tree_swap_operands_p (op1, op2, false)) { /* See if this can be inverted. If it can't, possibly because it was a floating-point inequality comparison, don't do diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 8070a16..db903b1 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2005-09-09 Richard Guenther <rguenther@suse.de> + + PR c++/23624 + * g++.dg/tree-ssa/pr23624.C: New testcase. + 2005-09-09 Richard Sandiford <richard@codesourcery.com> PR fortran/19239 diff --git a/gcc/testsuite/g++.dg/tree-ssa/pr23624.C b/gcc/testsuite/g++.dg/tree-ssa/pr23624.C new file mode 100644 index 0000000..769d690 --- /dev/null +++ b/gcc/testsuite/g++.dg/tree-ssa/pr23624.C @@ -0,0 +1,8 @@ +/* { dg-do compile } */ + +template <int> +void f() +{ + int *t, i; + t[i ? 0 : i]; +} |