diff options
| author | Paolo Carlini <paolo.carlini@oracle.com> | 2011-07-28 20:59:11 +0000 |
|---|---|---|
| committer | Steve Ellcey <sje@gcc.gnu.org> | 2011-07-28 20:59:11 +0000 |
| commit | f715f0c186c369103dc28a7fb96c20ccd53cc559 (patch) | |
| tree | cdfbb3c4d4b73984fae5d7bc07c3c143794cb2a4 | |
| parent | 0681d04c474280bb0e2587c283eaf1bb0bd7911c (diff) | |
| download | gcc-f715f0c186c369103dc28a7fb96c20ccd53cc559.zip gcc-f715f0c186c369103dc28a7fb96c20ccd53cc559.tar.gz gcc-f715f0c186c369103dc28a7fb96c20ccd53cc559.tar.bz2 | |
re PR c++/49813 ([C++0x] sinh vs asinh vs constexpr)
2011-07-28 Paolo Carlini <paolo.carlini@oracle.com>
PR c++/49813
* semantics.c (potential_constant_expression_1): Handle FMA_EXPR.
Checking this in for Paolo.
From-SVN: r176899
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/semantics.c | 7 |
2 files changed, 12 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 653a0ab..ccaba95 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2011-07-28 Paolo Carlini <paolo.carlini@oracle.com> + + PR c++/49813 + * semantics.c (potential_constant_expression_1): Handle FMA_EXPR. + 2011-07-27 Jeffrey Yasskin <jyasskin@google.com> * pt.c (build_template_decl): Copy the function_decl's diff --git a/gcc/cp/semantics.c b/gcc/cp/semantics.c index fdd6c33..c44c0ef 100644 --- a/gcc/cp/semantics.c +++ b/gcc/cp/semantics.c @@ -8057,6 +8057,13 @@ potential_constant_expression_1 (tree t, bool want_rval, tsubst_flags_t flags) return false; return true; + case FMA_EXPR: + for (i = 0; i < 3; ++i) + if (!potential_constant_expression_1 (TREE_OPERAND (t, i), + true, flags)) + return false; + return true; + case COND_EXPR: case VEC_COND_EXPR: /* If the condition is a known constant, we know which of the legs we |