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authorIan Lance Taylor <iant@golang.org>2024-08-05 13:01:32 -0700
committerIan Lance Taylor <iant@golang.org>2024-08-05 16:06:29 -0700
commitecb6153e3b9895c6e058646262c7c9e9c9c24a3c (patch)
tree2af06d7ebe2bb18b3e504c3e68aa3913695e6a84
parent51db1f307ba395ee322de5adadf56c316e82ae00 (diff)
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compiler: panic arguments are empty interface type
After CL 536643 passing NULL as the expected type permitted an untyped constant expression to remain untyped. Change to passing the empty interface type. The panic and print/println functions are the only builtin functions that turn an untyped constant expression into a regular function call, and we already handled print/println specially. The test case is https://go.dev/cl/603096. Fixes golang/go#68734 Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/603215
-rw-r--r--gcc/go/gofrontend/MERGE2
-rw-r--r--gcc/go/gofrontend/expressions.cc6
2 files changed, 7 insertions, 1 deletions
diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 9a4b402..e13dc5f 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-60f985a7852632834936b4b859aa75d9df88f038
+5f6fae5ff33e996243acd098c71904695c414c53
The first line of this file holds the git revision number of the last
merge done from the gofrontend repository.
diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index 238d5a5..2b0e40f 100644
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -11137,6 +11137,12 @@ Builtin_call_expression::do_determine_type(Gogo* gogo,
is_print = false;
break;
+ case BUILTIN_PANIC:
+ arg_type =
+ Type::make_empty_interface_type(Linemap::predeclared_location());
+ is_print = false;
+ break;
+
case BUILTIN_PRINT:
case BUILTIN_PRINTLN:
// Do not force a large integer constant to "int".