[committed][GCC-10 backport] d: Explicitly determine which built-in copysign function to call.
Iain Buclaw
ibuclaw@gdcproject.org
Wed Nov 18 10:33:18 GMT 2020
Hi,
This patch backports r11-4980 to GCC-10, as it fixes an ICE that could
occur on some targets.
Regression tested on x86_64-linux-gnu and committed to branch.
Regards
Iain
---
gcc/d/ChangeLog:
* intrinsics.cc (expand_intrinsic_copysign): Explicitly determine
which built-in copysign function to call.
(cherry picked from commit d975d6dce98a3e26ddd304d50dad2786b3acecc4)
---
gcc/d/intrinsics.cc | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/gcc/d/intrinsics.cc b/gcc/d/intrinsics.cc
index c32819885bb..51cbd7b92fd 100644
--- a/gcc/d/intrinsics.cc
+++ b/gcc/d/intrinsics.cc
@@ -430,11 +430,14 @@ expand_intrinsic_copysign (tree callexp)
from = fold_convert (type, from);
/* Which variant of __builtin_copysign* should we call? */
- tree builtin = mathfn_built_in (type, BUILT_IN_COPYSIGN);
- gcc_assert (builtin != NULL_TREE);
+ built_in_function code = (type == float_type_node) ? BUILT_IN_COPYSIGNF
+ : (type == double_type_node) ? BUILT_IN_COPYSIGN
+ : (type == long_double_type_node) ? BUILT_IN_COPYSIGNL
+ : END_BUILTINS;
- return call_builtin_fn (callexp, DECL_FUNCTION_CODE (builtin), 2,
- to, from);
+ gcc_assert (code != END_BUILTINS);
+
+ return call_builtin_fn (callexp, code, 2, to, from);
}
/* Expand a front-end intrinsic call to pow(). This takes two arguments, the
--
2.27.0
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