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* [gcc r14-9107] gccrs: Add testcase for matches!() macro
@ 2024-02-21 12:51 Arthur Cohen
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From: Arthur Cohen @ 2024-02-21 12:51 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:4cabeacc388b4ec8dfa41bf9c99b0dbd87d4b1f4
commit r14-9107-g4cabeacc388b4ec8dfa41bf9c99b0dbd87d4b1f4
Author: Arthur Cohen <arthur.cohen@embecosm.com>
Date: Tue Feb 6 17:01:46 2024 +0100
gccrs: Add testcase for matches!() macro
This adds a testcase for issue #2129.
gcc/testsuite/ChangeLog:
* rust/execute/torture/matches_macro.rs: New test.
Diff:
---
.../rust/execute/torture/matches_macro.rs | 30 ++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/gcc/testsuite/rust/execute/torture/matches_macro.rs b/gcc/testsuite/rust/execute/torture/matches_macro.rs
new file mode 100644
index 000000000000..7b61570727d8
--- /dev/null
+++ b/gcc/testsuite/rust/execute/torture/matches_macro.rs
@@ -0,0 +1,30 @@
+macro_rules! matches {
+ ($expression:expr, $($pattern:pat)|+ $( if $guard:expr ),*) => {
+ match $expression {
+ $($pattern)|+ => true,
+ _ => false,
+ }
+ }
+}
+
+pub fn should_match() -> bool {
+ matches!(1, 1)
+}
+
+pub fn shouldnt() -> bool {
+ matches!(1, 2)
+}
+
+fn main() -> i32 {
+ let mut retval = 2;
+
+ if should_match() {
+ retval -= 1;
+ }
+
+ if !shouldnt() {
+ retval -= 1;
+ }
+
+ retval
+}
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