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* [gcc/devel/rust/master] tests: add regression tests for more macro expansions
@ 2022-07-22 13:34 Thomas Schwinge
0 siblings, 0 replies; only message in thread
From: Thomas Schwinge @ 2022-07-22 13:34 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:3ce22036e48a4f8805440abcd291ecd35d2ca468
commit 3ce22036e48a4f8805440abcd291ecd35d2ca468
Author: liushuyu <liushuyu011@gmail.com>
Date: Tue Jul 19 15:38:21 2022 -0600
tests: add regression tests for more macro expansions
Diff:
---
gcc/testsuite/rust/compile/{xfail => }/macro_return.rs | 2 +-
gcc/testsuite/rust/compile/torture/macro_as_expr.rs | 14 ++++++++++++++
2 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/gcc/testsuite/rust/compile/xfail/macro_return.rs b/gcc/testsuite/rust/compile/macro_return.rs
similarity index 72%
rename from gcc/testsuite/rust/compile/xfail/macro_return.rs
rename to gcc/testsuite/rust/compile/macro_return.rs
index c335929cfeb..8b06f875cc0 100644
--- a/gcc/testsuite/rust/compile/xfail/macro_return.rs
+++ b/gcc/testsuite/rust/compile/macro_return.rs
@@ -1,4 +1,4 @@
-// { dg-excess-errors "...." { xfail *-*-*-* *-*-* } }
+// { dg-additional-options "-w" }
macro_rules! add {
($a:expr) => { $a };
diff --git a/gcc/testsuite/rust/compile/torture/macro_as_expr.rs b/gcc/testsuite/rust/compile/torture/macro_as_expr.rs
new file mode 100644
index 00000000000..b0084e7b466
--- /dev/null
+++ b/gcc/testsuite/rust/compile/torture/macro_as_expr.rs
@@ -0,0 +1,14 @@
+// { dg-additional-options "-w" }
+
+macro_rules! add {
+ ($a:expr) => { $a };
+ ($a:expr, $($b:expr),+) => { $a + add!($($b),*) }
+}
+
+fn main() -> i32 {
+ if add!(add!(1, 2)) > add!(5) {
+ add!(1, add!(2, 3), add!(4))
+ } else {
+ add!(5, add!(6, 7), add!(8), 9) + 10
+ }
+}
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